./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b1825b0ee265e3f2a53797e349f17965be348837 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b1825b0ee265e3f2a53797e349f17965be348837 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: ConstantTerm is neither BigInter nor BigDecimal, therefore comparison is not possible! --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 10:49:49,747 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:49:49,748 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:49:49,756 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:49:49,756 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:49:49,757 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:49:49,757 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:49:49,758 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:49:49,759 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:49:49,760 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:49:49,761 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:49:49,761 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:49:49,761 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:49:49,762 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:49:49,763 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:49:49,763 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:49:49,764 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:49:49,765 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:49:49,767 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:49:49,768 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:49:49,768 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:49:49,769 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:49:49,771 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:49:49,771 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:49:49,771 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:49:49,772 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:49:49,772 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:49:49,773 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:49:49,773 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:49:49,774 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:49:49,774 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:49:49,775 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:49:49,775 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:49:49,775 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:49:49,776 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:49:49,776 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:49:49,776 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-18 10:49:49,786 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:49:49,786 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:49:49,787 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:49:49,787 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:49:49,788 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:49:49,788 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:49:49,788 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:49:49,788 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:49:49,788 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 10:49:49,788 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:49:49,789 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:49:49,789 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:49:49,790 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 10:49:49,790 INFO L133 SettingsManager]: * To the following directory=dump/ 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_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1825b0ee265e3f2a53797e349f17965be348837 [2018-11-18 10:49:49,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:49:49,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:49:49,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:49:49,830 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:49:49,830 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:49:49,831 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 10:49:49,877 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/1150ab399/99c6b984b5b247c78d956dab1819d44a/FLAGa5b7e819c [2018-11-18 10:49:50,351 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:49:50,352 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 10:49:50,369 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/1150ab399/99c6b984b5b247c78d956dab1819d44a/FLAGa5b7e819c [2018-11-18 10:49:50,380 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/1150ab399/99c6b984b5b247c78d956dab1819d44a [2018-11-18 10:49:50,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:49:50,383 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:49:50,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:49:50,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:49:50,387 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:49:50,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:49:50" (1/1) ... [2018-11-18 10:49:50,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4aa30012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:50, skipping insertion in model container [2018-11-18 10:49:50,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:49:50" (1/1) ... [2018-11-18 10:49:50,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:49:50,455 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:49:51,427 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:49:51,451 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:49:51,774 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:49:51,842 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:49:51,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51 WrapperNode [2018-11-18 10:49:51,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:49:51,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:49:51,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:49:51,843 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:49:51,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... [2018-11-18 10:49:51,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... [2018-11-18 10:49:51,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... [2018-11-18 10:49:51,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... [2018-11-18 10:49:51,928 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... [2018-11-18 10:49:51,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... [2018-11-18 10:49:51,943 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... [2018-11-18 10:49:51,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:49:51,953 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:49:51,953 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:49:51,953 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:49:51,954 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:49:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:49:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:49:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2018-11-18 10:49:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2018-11-18 10:49:52,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-18 10:49:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-11-18 10:49:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-18 10:49:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-18 10:49:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-18 10:49:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-18 10:49:52,012 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-18 10:49:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2018-11-18 10:49:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2018-11-18 10:49:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 10:49:52,013 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2018-11-18 10:49:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2018-11-18 10:49:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2018-11-18 10:49:52,014 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2018-11-18 10:49:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 10:49:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-18 10:49:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 10:49:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-18 10:49:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2018-11-18 10:49:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2018-11-18 10:49:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf [2018-11-18 10:49:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2018-11-18 10:49:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2018-11-18 10:49:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_find_single_vq [2018-11-18 10:49:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_done [2018-11-18 10:49:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req [2018-11-18 10:49:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure do_virtblk_request [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_prepare_flush [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_probe [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-18 10:49:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2018-11-18 10:49:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_virtio_driver_1 [2018-11-18 10:49:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_block_device_operations_2 [2018-11-18 10:49:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:49:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2018-11-18 10:49:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 10:49:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 10:49:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_get_request [2018-11-18 10:49:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request [2018-11-18 10:49:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_blk_rq [2018-11-18 10:49:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 10:49:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 10:49:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 10:49:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:49:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 10:49:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-18 10:49:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure set_disk_ro [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2018-11-18 10:49:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2018-11-18 10:49:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kmalloc [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kfree [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2018-11-18 10:49:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure blk_peek_request [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_request [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request_all [2018-11-18 10:49:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_queue [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_bounce_limit [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segments [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_physical_block_size [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_alignment_offset [2018-11-18 10:49:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_sg [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2018-11-18 10:49:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 10:49:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 10:49:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_virtio_driver_1 [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_block_device_operations_2 [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2018-11-18 10:49:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf_gfp [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_get_buf [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2018-11-18 10:49:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_find_single_vq [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure blk_done [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure do_req [2018-11-18 10:49:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure do_virtblk_request [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_prepare_flush [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_probe [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-18 10:49:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_get_request [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_blk_rq [2018-11-18 10:49:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:49:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 10:49:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:49:55,129 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:49:55,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:49:55 BoogieIcfgContainer [2018-11-18 10:49:55,130 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:49:55,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:49:55,131 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:49:55,132 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:49:55,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:49:50" (1/3) ... [2018-11-18 10:49:55,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e76e940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:49:55, skipping insertion in model container [2018-11-18 10:49:55,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:49:51" (2/3) ... [2018-11-18 10:49:55,134 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e76e940 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:49:55, skipping insertion in model container [2018-11-18 10:49:55,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:49:55" (3/3) ... [2018-11-18 10:49:55,135 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 10:49:55,141 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:49:55,147 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:49:55,156 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:49:55,180 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:49:55,180 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:49:55,180 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:49:55,181 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:49:55,181 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:49:55,181 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:49:55,181 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:49:55,181 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:49:55,181 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:49:55,202 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states. [2018-11-18 10:49:55,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:49:55,208 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:49:55,209 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:49:55,210 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:49:55,214 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:49:55,214 INFO L82 PathProgramCache]: Analyzing trace with hash -2033374283, now seen corresponding path program 1 times [2018-11-18 10:49:55,215 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:49:55,216 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:49:55,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:55,255 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:49:55,255 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:55,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:55,499 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 10:49:55,501 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:49:55,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:49:55,504 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:49:55,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:49:55,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:49:55,518 INFO L87 Difference]: Start difference. First operand 518 states. Second operand 3 states. [2018-11-18 10:49:57,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:49:57,695 INFO L93 Difference]: Finished difference Result 1405 states and 1790 transitions. [2018-11-18 10:49:57,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:49:57,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 10:49:57,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:49:57,716 INFO L225 Difference]: With dead ends: 1405 [2018-11-18 10:49:57,717 INFO L226 Difference]: Without dead ends: 897 [2018-11-18 10:49:57,722 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:49:57,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2018-11-18 10:49:57,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 894. [2018-11-18 10:49:57,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 894 states. [2018-11-18 10:49:57,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 894 states and 1130 transitions. [2018-11-18 10:49:57,809 INFO L78 Accepts]: Start accepts. Automaton has 894 states and 1130 transitions. Word has length 53 [2018-11-18 10:49:57,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:49:57,809 INFO L480 AbstractCegarLoop]: Abstraction has 894 states and 1130 transitions. [2018-11-18 10:49:57,809 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:49:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1130 transitions. [2018-11-18 10:49:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-18 10:49:57,812 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:49:57,812 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:49:57,812 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:49:57,813 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:49:57,813 INFO L82 PathProgramCache]: Analyzing trace with hash 1533748469, now seen corresponding path program 1 times [2018-11-18 10:49:57,813 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:49:57,814 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:49:57,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:57,818 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:49:57,818 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:57,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 10:49:57,899 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:49:57,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:49:57,901 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:49:57,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:49:57,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:49:57,901 INFO L87 Difference]: Start difference. First operand 894 states and 1130 transitions. Second operand 3 states. [2018-11-18 10:49:57,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:49:57,968 INFO L93 Difference]: Finished difference Result 1739 states and 2220 transitions. [2018-11-18 10:49:57,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:49:57,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2018-11-18 10:49:57,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:49:57,976 INFO L225 Difference]: With dead ends: 1739 [2018-11-18 10:49:57,977 INFO L226 Difference]: Without dead ends: 1728 [2018-11-18 10:49:57,978 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:49:57,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1728 states. [2018-11-18 10:49:58,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1728 to 1728. [2018-11-18 10:49:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1728 states. [2018-11-18 10:49:58,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1728 states to 1728 states and 2205 transitions. [2018-11-18 10:49:58,032 INFO L78 Accepts]: Start accepts. Automaton has 1728 states and 2205 transitions. Word has length 57 [2018-11-18 10:49:58,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:49:58,033 INFO L480 AbstractCegarLoop]: Abstraction has 1728 states and 2205 transitions. [2018-11-18 10:49:58,033 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:49:58,033 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2205 transitions. [2018-11-18 10:49:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-11-18 10:49:58,040 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:49:58,040 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:49:58,040 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:49:58,040 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:49:58,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1563265465, now seen corresponding path program 1 times [2018-11-18 10:49:58,040 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:49:58,040 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:49:58,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:58,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:49:58,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:58,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:58,127 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 10:49:58,127 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:49:58,127 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:49:58,127 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:49:58,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:49:58,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:49:58,128 INFO L87 Difference]: Start difference. First operand 1728 states and 2205 transitions. Second operand 3 states. [2018-11-18 10:49:58,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:49:58,208 INFO L93 Difference]: Finished difference Result 4817 states and 6144 transitions. [2018-11-18 10:49:58,209 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:49:58,209 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2018-11-18 10:49:58,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:49:58,216 INFO L225 Difference]: With dead ends: 4817 [2018-11-18 10:49:58,216 INFO L226 Difference]: Without dead ends: 3110 [2018-11-18 10:49:58,220 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:49:58,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3110 states. [2018-11-18 10:49:58,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3110 to 3100. [2018-11-18 10:49:58,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3100 states. [2018-11-18 10:49:58,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3100 states to 3100 states and 3950 transitions. [2018-11-18 10:49:58,293 INFO L78 Accepts]: Start accepts. Automaton has 3100 states and 3950 transitions. Word has length 128 [2018-11-18 10:49:58,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:49:58,293 INFO L480 AbstractCegarLoop]: Abstraction has 3100 states and 3950 transitions. [2018-11-18 10:49:58,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:49:58,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3100 states and 3950 transitions. [2018-11-18 10:49:58,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 10:49:58,298 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:49:58,298 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:49:58,298 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:49:58,298 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:49:58,299 INFO L82 PathProgramCache]: Analyzing trace with hash 364189057, now seen corresponding path program 1 times [2018-11-18 10:49:58,299 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:49:58,299 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:49:58,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:58,300 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:49:58,300 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:49:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:49:58,405 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2018-11-18 10:49:58,406 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:49:58,406 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 10:49:58,406 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 10:49:58,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 10:49:58,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 10:49:58,407 INFO L87 Difference]: Start difference. First operand 3100 states and 3950 transitions. Second operand 5 states. [2018-11-18 10:50:00,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:50:00,529 INFO L93 Difference]: Finished difference Result 6196 states and 7899 transitions. [2018-11-18 10:50:00,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 10:50:00,530 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 168 [2018-11-18 10:50:00,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:50:00,541 INFO L225 Difference]: With dead ends: 6196 [2018-11-18 10:50:00,541 INFO L226 Difference]: Without dead ends: 3115 [2018-11-18 10:50:00,548 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 10:50:00,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3115 states. [2018-11-18 10:50:00,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3115 to 3107. [2018-11-18 10:50:00,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3107 states. [2018-11-18 10:50:00,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 3107 states and 3955 transitions. [2018-11-18 10:50:00,690 INFO L78 Accepts]: Start accepts. Automaton has 3107 states and 3955 transitions. Word has length 168 [2018-11-18 10:50:00,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:50:00,691 INFO L480 AbstractCegarLoop]: Abstraction has 3107 states and 3955 transitions. [2018-11-18 10:50:00,691 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 10:50:00,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3107 states and 3955 transitions. [2018-11-18 10:50:00,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 10:50:00,695 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:50:00,695 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:50:00,696 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:50:00,696 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:50:00,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1539271038, now seen corresponding path program 1 times [2018-11-18 10:50:00,696 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:50:00,696 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:50:00,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:00,698 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:50:00,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2018-11-18 10:50:00,869 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:50:00,869 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:50:00,883 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:50:01,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:01,147 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:50:01,234 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 10:50:01,261 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-18 10:50:01,261 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2018-11-18 10:50:01,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-18 10:50:01,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-18 10:50:01,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2018-11-18 10:50:01,262 INFO L87 Difference]: Start difference. First operand 3107 states and 3955 transitions. Second operand 9 states. [2018-11-18 10:50:01,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:50:01,459 INFO L93 Difference]: Finished difference Result 6208 states and 7906 transitions. [2018-11-18 10:50:01,460 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 10:50:01,460 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 168 [2018-11-18 10:50:01,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:50:01,472 INFO L225 Difference]: With dead ends: 6208 [2018-11-18 10:50:01,473 INFO L226 Difference]: Without dead ends: 3113 [2018-11-18 10:50:01,481 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2018-11-18 10:50:01,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3113 states. [2018-11-18 10:50:01,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3113 to 3113. [2018-11-18 10:50:01,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3113 states. [2018-11-18 10:50:01,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3113 states to 3113 states and 3961 transitions. [2018-11-18 10:50:01,585 INFO L78 Accepts]: Start accepts. Automaton has 3113 states and 3961 transitions. Word has length 168 [2018-11-18 10:50:01,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:50:01,586 INFO L480 AbstractCegarLoop]: Abstraction has 3113 states and 3961 transitions. [2018-11-18 10:50:01,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-18 10:50:01,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3113 states and 3961 transitions. [2018-11-18 10:50:01,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 10:50:01,590 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:50:01,591 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:50:01,591 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:50:01,591 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:50:01,591 INFO L82 PathProgramCache]: Analyzing trace with hash -164379846, now seen corresponding path program 1 times [2018-11-18 10:50:01,591 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:50:01,591 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:50:01,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:01,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:50:01,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:01,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:01,743 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 10:50:01,744 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:50:01,744 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:50:01,757 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:50:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:02,185 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:50:02,268 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 26 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 10:50:02,295 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:50:02,295 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-11-18 10:50:02,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 10:50:02,296 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 10:50:02,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:50:02,296 INFO L87 Difference]: Start difference. First operand 3113 states and 3961 transitions. Second operand 11 states. [2018-11-18 10:50:02,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:50:02,497 INFO L93 Difference]: Finished difference Result 6213 states and 7910 transitions. [2018-11-18 10:50:02,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 10:50:02,498 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 170 [2018-11-18 10:50:02,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:50:02,512 INFO L225 Difference]: With dead ends: 6213 [2018-11-18 10:50:02,512 INFO L226 Difference]: Without dead ends: 3114 [2018-11-18 10:50:02,519 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2018-11-18 10:50:02,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3114 states. [2018-11-18 10:50:02,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3114 to 3114. [2018-11-18 10:50:02,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3114 states. [2018-11-18 10:50:02,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 3114 states and 3962 transitions. [2018-11-18 10:50:02,620 INFO L78 Accepts]: Start accepts. Automaton has 3114 states and 3962 transitions. Word has length 170 [2018-11-18 10:50:02,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:50:02,620 INFO L480 AbstractCegarLoop]: Abstraction has 3114 states and 3962 transitions. [2018-11-18 10:50:02,620 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 10:50:02,620 INFO L276 IsEmpty]: Start isEmpty. Operand 3114 states and 3962 transitions. [2018-11-18 10:50:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 10:50:02,625 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:50:02,625 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:50:02,625 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:50:02,625 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:50:02,625 INFO L82 PathProgramCache]: Analyzing trace with hash 456557058, now seen corresponding path program 2 times [2018-11-18 10:50:02,625 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:50:02,625 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:50:02,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:02,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:50:02,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:02,807 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 10:50:02,808 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:50:02,808 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:50:02,823 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-11-18 10:50:06,186 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 10:50:06,186 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:50:06,195 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:50:06,278 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 31 proven. 3 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 10:50:06,306 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:50:06,307 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2018-11-18 10:50:06,307 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 10:50:06,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 10:50:06,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:50:06,308 INFO L87 Difference]: Start difference. First operand 3114 states and 3962 transitions. Second operand 11 states. [2018-11-18 10:50:06,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:50:06,518 INFO L93 Difference]: Finished difference Result 6215 states and 7912 transitions. [2018-11-18 10:50:06,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:50:06,519 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 172 [2018-11-18 10:50:06,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:50:06,530 INFO L225 Difference]: With dead ends: 6215 [2018-11-18 10:50:06,530 INFO L226 Difference]: Without dead ends: 3115 [2018-11-18 10:50:06,537 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 169 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2018-11-18 10:50:06,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3115 states. [2018-11-18 10:50:06,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3115 to 3115. [2018-11-18 10:50:06,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3115 states. [2018-11-18 10:50:06,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3115 states to 3115 states and 3963 transitions. [2018-11-18 10:50:06,657 INFO L78 Accepts]: Start accepts. Automaton has 3115 states and 3963 transitions. Word has length 172 [2018-11-18 10:50:06,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:50:06,657 INFO L480 AbstractCegarLoop]: Abstraction has 3115 states and 3963 transitions. [2018-11-18 10:50:06,657 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 10:50:06,657 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 3963 transitions. [2018-11-18 10:50:06,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 10:50:06,660 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:50:06,661 INFO L375 BasicCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:50:06,661 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:50:06,661 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:50:06,661 INFO L82 PathProgramCache]: Analyzing trace with hash -329723718, now seen corresponding path program 3 times [2018-11-18 10:50:06,661 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:50:06,661 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:50:06,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:06,663 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 10:50:06,663 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 10:50:06,806 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:50:06,806 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:50:06,815 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-11-18 10:50:29,670 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2018-11-18 10:50:29,670 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:50:29,682 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:50:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 38 proven. 6 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 10:50:29,838 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:50:29,838 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10] total 16 [2018-11-18 10:50:29,839 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-18 10:50:29,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-18 10:50:29,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:50:29,839 INFO L87 Difference]: Start difference. First operand 3115 states and 3963 transitions. Second operand 16 states. [2018-11-18 10:50:30,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:50:30,024 INFO L93 Difference]: Finished difference Result 6217 states and 7914 transitions. [2018-11-18 10:50:30,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-11-18 10:50:30,025 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 174 [2018-11-18 10:50:30,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:50:30,032 INFO L225 Difference]: With dead ends: 6217 [2018-11-18 10:50:30,032 INFO L226 Difference]: Without dead ends: 3116 [2018-11-18 10:50:30,037 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2018-11-18 10:50:30,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3116 states. [2018-11-18 10:50:30,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3116 to 3116. [2018-11-18 10:50:30,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3116 states. [2018-11-18 10:50:30,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 3116 states and 3964 transitions. [2018-11-18 10:50:30,095 INFO L78 Accepts]: Start accepts. Automaton has 3116 states and 3964 transitions. Word has length 174 [2018-11-18 10:50:30,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:50:30,096 INFO L480 AbstractCegarLoop]: Abstraction has 3116 states and 3964 transitions. [2018-11-18 10:50:30,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-18 10:50:30,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 3964 transitions. [2018-11-18 10:50:30,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 10:50:30,099 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:50:30,099 INFO L375 BasicCegarLoop]: trace histogram [8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:50:30,099 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:50:30,099 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:50:30,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1456631170, now seen corresponding path program 4 times [2018-11-18 10:50:30,099 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:50:30,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:50:30,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:30,101 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 10:50:30,101 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:30,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:30,269 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 10:50:30,269 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:50:30,269 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:50:30,278 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 10:50:30,636 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-11-18 10:50:30,636 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:50:30,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:50:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 49 proven. 10 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 10:50:30,845 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:50:30,845 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-11-18 10:50:30,846 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-18 10:50:30,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-18 10:50:30,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2018-11-18 10:50:30,846 INFO L87 Difference]: Start difference. First operand 3116 states and 3964 transitions. Second operand 17 states. [2018-11-18 10:50:31,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:50:31,150 INFO L93 Difference]: Finished difference Result 6222 states and 7919 transitions. [2018-11-18 10:50:31,151 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 10:50:31,151 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 176 [2018-11-18 10:50:31,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:50:31,158 INFO L225 Difference]: With dead ends: 6222 [2018-11-18 10:50:31,158 INFO L226 Difference]: Without dead ends: 3125 [2018-11-18 10:50:31,162 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=103, Invalid=547, Unknown=0, NotChecked=0, Total=650 [2018-11-18 10:50:31,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3125 states. [2018-11-18 10:50:31,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3125 to 3125. [2018-11-18 10:50:31,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3125 states. [2018-11-18 10:50:31,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3125 states to 3125 states and 3974 transitions. [2018-11-18 10:50:31,216 INFO L78 Accepts]: Start accepts. Automaton has 3125 states and 3974 transitions. Word has length 176 [2018-11-18 10:50:31,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:50:31,217 INFO L480 AbstractCegarLoop]: Abstraction has 3125 states and 3974 transitions. [2018-11-18 10:50:31,217 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-18 10:50:31,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3125 states and 3974 transitions. [2018-11-18 10:50:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 10:50:31,220 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:50:31,220 INFO L375 BasicCegarLoop]: trace histogram [9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:50:31,220 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:50:31,220 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:50:31,220 INFO L82 PathProgramCache]: Analyzing trace with hash 118241844, now seen corresponding path program 5 times [2018-11-18 10:50:31,220 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:50:31,221 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:50:31,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:31,222 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 10:50:31,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:31,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 10:50:31,376 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:50:31,376 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:50:31,386 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-11-18 10:50:31,537 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2018-11-18 10:50:31,537 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:50:31,540 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:50:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 54 proven. 15 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 10:50:31,655 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:50:31,655 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 15 [2018-11-18 10:50:31,655 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 10:50:31,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 10:50:31,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2018-11-18 10:50:31,656 INFO L87 Difference]: Start difference. First operand 3125 states and 3974 transitions. Second operand 15 states. [2018-11-18 10:50:31,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:50:31,826 INFO L93 Difference]: Finished difference Result 6234 states and 7933 transitions. [2018-11-18 10:50:31,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 10:50:31,827 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 177 [2018-11-18 10:50:31,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:50:31,834 INFO L225 Difference]: With dead ends: 6234 [2018-11-18 10:50:31,834 INFO L226 Difference]: Without dead ends: 3130 [2018-11-18 10:50:31,839 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 172 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2018-11-18 10:50:31,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3130 states. [2018-11-18 10:50:31,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3130 to 3128. [2018-11-18 10:50:31,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3128 states. [2018-11-18 10:50:31,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3128 states to 3128 states and 3978 transitions. [2018-11-18 10:50:31,889 INFO L78 Accepts]: Start accepts. Automaton has 3128 states and 3978 transitions. Word has length 177 [2018-11-18 10:50:31,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:50:31,889 INFO L480 AbstractCegarLoop]: Abstraction has 3128 states and 3978 transitions. [2018-11-18 10:50:31,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 10:50:31,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3128 states and 3978 transitions. [2018-11-18 10:50:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 10:50:31,892 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:50:31,893 INFO L375 BasicCegarLoop]: trace histogram [10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:50:31,893 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:50:31,893 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:50:31,893 INFO L82 PathProgramCache]: Analyzing trace with hash 1577845698, now seen corresponding path program 6 times [2018-11-18 10:50:31,893 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:50:31,893 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:50:31,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:31,895 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 10:50:31,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:50:31,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:50:32,097 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 10:50:32,097 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:50:32,098 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:50:32,112 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-11-18 10:51:34,629 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2018-11-18 10:51:34,629 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:51:34,648 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:34,757 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 59 proven. 21 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 10:51:34,790 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:51:34,790 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2018-11-18 10:51:34,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-18 10:51:34,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-18 10:51:34,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=236, Unknown=0, NotChecked=0, Total=272 [2018-11-18 10:51:34,791 INFO L87 Difference]: Start difference. First operand 3128 states and 3978 transitions. Second operand 17 states. [2018-11-18 10:51:35,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:35,030 INFO L93 Difference]: Finished difference Result 6238 states and 7938 transitions. [2018-11-18 10:51:35,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2018-11-18 10:51:35,031 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 178 [2018-11-18 10:51:35,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:35,040 INFO L225 Difference]: With dead ends: 6238 [2018-11-18 10:51:35,041 INFO L226 Difference]: Without dead ends: 3132 [2018-11-18 10:51:35,048 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 172 SyntacticMatches, 2 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2018-11-18 10:51:35,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3132 states. [2018-11-18 10:51:35,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3132 to 3130. [2018-11-18 10:51:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3130 states. [2018-11-18 10:51:35,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3130 states to 3130 states and 3980 transitions. [2018-11-18 10:51:35,125 INFO L78 Accepts]: Start accepts. Automaton has 3130 states and 3980 transitions. Word has length 178 [2018-11-18 10:51:35,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:35,125 INFO L480 AbstractCegarLoop]: Abstraction has 3130 states and 3980 transitions. [2018-11-18 10:51:35,125 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-18 10:51:35,125 INFO L276 IsEmpty]: Start isEmpty. Operand 3130 states and 3980 transitions. [2018-11-18 10:51:35,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2018-11-18 10:51:35,129 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:35,129 INFO L375 BasicCegarLoop]: trace histogram [11, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:35,130 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:35,130 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:35,130 INFO L82 PathProgramCache]: Analyzing trace with hash -419075084, now seen corresponding path program 7 times [2018-11-18 10:51:35,130 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:51:35,130 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:51:35,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:51:35,132 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 10:51:35,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:51:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:35,328 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 10:51:35,328 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 10:51:35,328 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-18 10:51:35,341 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:51:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:35,585 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:35,836 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 64 proven. 28 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 10:51:35,861 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:51:35,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 23 [2018-11-18 10:51:35,861 INFO L459 AbstractCegarLoop]: Interpolant automaton has 23 states [2018-11-18 10:51:35,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2018-11-18 10:51:35,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2018-11-18 10:51:35,862 INFO L87 Difference]: Start difference. First operand 3130 states and 3980 transitions. Second operand 23 states. [2018-11-18 10:51:36,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:36,118 INFO L93 Difference]: Finished difference Result 6241 states and 7941 transitions. [2018-11-18 10:51:36,119 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 10:51:36,119 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 179 [2018-11-18 10:51:36,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:36,127 INFO L225 Difference]: With dead ends: 6241 [2018-11-18 10:51:36,127 INFO L226 Difference]: Without dead ends: 3134 [2018-11-18 10:51:36,134 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=128, Invalid=574, Unknown=0, NotChecked=0, Total=702 [2018-11-18 10:51:36,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3134 states. [2018-11-18 10:51:36,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3134 to 3132. [2018-11-18 10:51:36,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3132 states. [2018-11-18 10:51:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 3132 states and 3982 transitions. [2018-11-18 10:51:36,211 INFO L78 Accepts]: Start accepts. Automaton has 3132 states and 3982 transitions. Word has length 179 [2018-11-18 10:51:36,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:36,212 INFO L480 AbstractCegarLoop]: Abstraction has 3132 states and 3982 transitions. [2018-11-18 10:51:36,212 INFO L481 AbstractCegarLoop]: Interpolant automaton has 23 states. [2018-11-18 10:51:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 3982 transitions. [2018-11-18 10:51:36,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2018-11-18 10:51:36,216 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:36,216 INFO L375 BasicCegarLoop]: trace histogram [12, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:36,217 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:36,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:36,217 INFO L82 PathProgramCache]: Analyzing trace with hash 2100890114, now seen corresponding path program 8 times [2018-11-18 10:51:36,217 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-18 10:51:36,217 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-18 10:51:36,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:51:36,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:51:36,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 10:51:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:51:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 10:51:37,126 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 10:51:37,155 WARN L387 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-11-18 10:51:37,159 WARN L387 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-11-18 10:51:37,183 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,184 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103250 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-11-18 10:51:37,184 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,184 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103235 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-11-18 10:51:37,184 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103288 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-11-18 10:51:37,184 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103290 could not be translated for associated CType ARRAY#_9_~UINT# [2018-11-18 10:51:37,185 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103266 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-11-18 10:51:37,185 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103265 could not be translated for associated CType ARRAY#_9_~UINT# [2018-11-18 10:51:37,185 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,185 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,186 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103242 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-11-18 10:51:37,186 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 36893488147419103286 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-11-18 10:51:37,189 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,189 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,190 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,190 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,191 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,192 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,192 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,194 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,195 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,195 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,196 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,203 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,204 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,205 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,205 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,207 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,207 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,208 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,208 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,209 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,209 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,210 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,210 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,211 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,211 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,212 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,212 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,216 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,216 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,217 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,217 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,217 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,218 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,218 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,219 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,219 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,220 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,220 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,220 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,224 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,224 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,225 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,225 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,225 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,225 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,226 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,226 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,227 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,227 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,227 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,227 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,228 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,228 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,228 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,228 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,229 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,229 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,229 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,229 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,230 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,231 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,232 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,233 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,233 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,234 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,234 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,234 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,234 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,235 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,236 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,237 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,237 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,237 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,237 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,238 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,238 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,238 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,238 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,239 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,239 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,239 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,240 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,240 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,240 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,240 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,240 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,241 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,241 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,241 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,241 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,241 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,242 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,242 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,242 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,242 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,242 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,243 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,243 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,243 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,243 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,244 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,244 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,244 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,244 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,245 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,245 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,245 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,246 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,246 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,246 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,247 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,247 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,247 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,247 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,248 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,249 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,250 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,251 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,252 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,253 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,254 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,255 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,256 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,257 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,258 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,258 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,258 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,259 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,259 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,259 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,259 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,260 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,260 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,260 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,260 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,261 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,261 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,262 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,263 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,264 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,265 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,266 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,266 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,266 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,266 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,267 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,268 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,269 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,269 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,269 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,270 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,270 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,270 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,270 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,270 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,271 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,271 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,271 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,271 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,271 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,272 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,272 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,272 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,273 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,273 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,273 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,273 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,273 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,274 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,274 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,274 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,274 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,274 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,275 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,276 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,276 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,276 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,277 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,277 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,277 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,277 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,278 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 10:51:37,278 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,278 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,278 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,279 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,279 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,279 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,280 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 10:51:37,280 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 10:51:37,303 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 10:51:37 BoogieIcfgContainer [2018-11-18 10:51:37,303 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 10:51:37,303 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 10:51:37,303 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 10:51:37,304 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 10:51:37,305 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:49:55" (3/4) ... [2018-11-18 10:51:37,308 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 10:51:37,308 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 10:51:37,308 INFO L168 Benchmark]: Toolchain (without parser) took 106925.60 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 492.8 MB). Free memory was 953.9 MB in the beginning and 920.9 MB in the end (delta: 32.9 MB). Peak memory consumption was 525.8 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:37,310 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:51:37,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1459.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 953.9 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 238.2 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:37,317 INFO L168 Benchmark]: Boogie Preprocessor took 109.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:37,317 INFO L168 Benchmark]: RCFGBuilder took 3176.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.6 MB in the end (delta: 218.0 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:37,318 INFO L168 Benchmark]: TraceAbstraction took 102172.23 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 286.3 MB). Free memory was 894.6 MB in the beginning and 920.9 MB in the end (delta: -26.3 MB). Peak memory consumption was 259.9 MB. Max. memory is 11.5 GB. [2018-11-18 10:51:37,318 INFO L168 Benchmark]: Witness Printer took 4.85 ms. Allocated memory is still 1.5 GB. Free memory is still 920.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:51:37,320 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1459.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 206.6 MB). Free memory was 953.9 MB in the beginning and 1.1 GB in the end (delta: -168.8 MB). Peak memory consumption was 238.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 109.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3176.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 894.6 MB in the end (delta: 218.0 MB). Peak memory consumption was 218.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 102172.23 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 286.3 MB). Free memory was 894.6 MB in the beginning and 920.9 MB in the end (delta: -26.3 MB). Peak memory consumption was 259.9 MB. Max. memory is 11.5 GB. * Witness Printer took 4.85 ms. Allocated memory is still 1.5 GB. Free memory is still 920.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 36893488147419103250 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 36893488147419103235 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 36893488147419103288 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 36893488147419103290 could not be translated for associated CType ARRAY#_9_~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 36893488147419103266 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 36893488147419103265 could not be translated for associated CType ARRAY#_9_~UINT# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 36893488147419103242 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 36893488147419103286 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!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!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!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 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~switch380 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~switch385 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~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 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~switch380 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~switch385 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~switch380 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 - 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~switch385 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~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 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~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!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 Unfinished Backtranslation: Expression #t~switch385 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~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 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~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 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~switch388 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~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch388 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~switch380 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!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!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!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!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!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!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~switch385 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~switch388 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~switch380 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~switch385 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~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch380 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~switch385 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~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch380 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~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch388 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~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 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~switch388 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch380 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch385 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~switch388 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~switch380 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!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4351]: 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 4121. Possible FailurePath: [L3952] FCALL "&(&vblk->lock)->rlock" [L3957] FCALL "requests" [L3991] FCALL "vd%c" [L3994] FCALL "vd%c%c" [L3999] FCALL "vd%c%c%c" [L4114] EXPR, FCALL "virtio_blk" [L4121] EXPR, FCALL "virtblk" [L4136] EXPR, FCALL "virtblk" [L3385] int LDV_IN_INTERRUPT = 1; [L3387] int ldv_state_variable_2 ; [L3388] int ref_cnt ; [L3389] int ldv_state_variable_1 ; [L3391] int ldv_state_variable_0 ; [L3536] static int major ; [L3537] static int index ; [L4110-L4113] FCALL static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4142] int ldv_retval_0 ; [L4143] int ldv_retval_1 ; [L4406] int ldv_blk_rq = 0; [L3386] struct block_device *virtblk_fops_group0 ; [L3390] struct virtio_device *virtio_blk_group0 ; [L3890-L3891] FCALL static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4108-L4109] FCALL static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4114-L4115] FCALL static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4141] struct virtio_device_id const __mod_virtio_device_table ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old("&(&vblk->lock)->rlock")=36893488147419103293, \old("&(&vblk->lock)->rlock")=36893488147419103263, \old("requests")=36893488147419103267, \old("requests")=36893488147419103283, \old("vd%c")=36893488147419103245, \old("vd%c")=36893488147419103291, \old("vd%c%c")=36893488147419103234, \old("vd%c%c")=36893488147419103289, \old("vd%c%c%c")=36893488147419103260, \old("vd%c%c%c")=36893488147419103237, \old("virtblk")=36893488147419103273, \old("virtblk")=36893488147419103282, \old("virtblk")=36893488147419103246, \old("virtblk")=36893488147419103264, \old("virtio_blk")=36893488147419103256, \old("virtio_blk")=36893488147419103278, \old(__mod_virtio_device_table)=36893488147419103241, \old(__mod_virtio_device_table)=36893488147419103240, \old(features)=null, \old(features)=null, \old(id_table)=null, \old(id_table)=null, \old(index)=36893488147419103257, \old(ldv_blk_rq)=36893488147419103279, \old(LDV_IN_INTERRUPT)=36893488147419103254, \old(ldv_retval_0)=36893488147419103253, \old(ldv_retval_1)=36893488147419103244, \old(ldv_state_variable_0)=36893488147419103262, \old(ldv_state_variable_1)=36893488147419103280, \old(ldv_state_variable_2)=36893488147419103275, \old(major)=36893488147419103272, \old(ref_cnt)=36893488147419103274, \old(virtblk_fops)=null, \old(virtblk_fops)=null, \old(virtblk_fops_group0)=36893488147419103258, \old(virtblk_fops_group0)=36893488147419103255, \old(virtio_blk)=null, \old(virtio_blk)=null, \old(virtio_blk_group0)=36893488147419103270, \old(virtio_blk_group0)=36893488147419103277, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4168] FCALL unsigned long ldvarg1 ; [L4169] FCALL fmode_t ldvarg3 ; [L4170] struct hd_geometry *ldvarg0 ; [L4171] void *tmp ; [L4172] unsigned int ldvarg2 ; [L4173] int tmp___0 ; [L4174] int tmp___1 ; [L4175] int tmp___2 ; [L4176] int tmp___3 ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={36893488147419103259:0}, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4179] CALL, EXPR ldv_init_zalloc(16UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=16, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3303] void *p ; [L3304] void *tmp ; [L3307] EXPR, FCALL calloc(1UL, size) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=16, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={18446744073709551617:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, size=16, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3307] EXPR, FCALL calloc(1UL, size) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=16, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={18446744073709551617:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, size=16, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3307] tmp = calloc(1UL, size) [L3308] p = tmp [L3310] RET return (p); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=16, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={18446744073709551617:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={18446744073709551617:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, p={18446744073709551617:0}, ref_cnt=0, size=16, tmp={18446744073709551617:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4179] EXPR ldv_init_zalloc(16UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(16UL)={18446744073709551617:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={36893488147419103259:0}, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4179] tmp = ldv_init_zalloc(16UL) [L4180] ldvarg0 = (struct hd_geometry *)tmp [L4181] FCALL ldv_initialize() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4182] CALL ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=8, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, s={36893488147419103259:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3315] void *tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=8, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, c=0, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, n=8, ref_cnt=0, s={36893488147419103259:0}, s={36893488147419103259:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3318] EXPR, FCALL memset(s, c, n) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=8, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, c=0, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, memset(s, c, n)={36893488147419103259:0}, n=8, ref_cnt=0, s={36893488147419103259:0}, s={36893488147419103259:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3318] tmp = memset(s, c, n) [L3319] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=8, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={36893488147419103259:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, c=0, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, n=8, ref_cnt=0, s={36893488147419103259:0}, s={36893488147419103259:0}, tmp={36893488147419103259:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4182] ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 8UL)={36893488147419103259:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4183] CALL ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=4, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, s={36893488147419103292:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3315] void *tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=4, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, c=0, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, n=4, ref_cnt=0, s={36893488147419103292:0}, s={36893488147419103292:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3318] EXPR, FCALL memset(s, c, n) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=4, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, c=0, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, memset(s, c, n)={36893488147419103292:0}, n=4, ref_cnt=0, s={36893488147419103292:0}, s={36893488147419103292:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3318] tmp = memset(s, c, n) [L3319] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(n)=4, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={36893488147419103292:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, c=0, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, n=4, ref_cnt=0, s={36893488147419103292:0}, s={36893488147419103292:0}, tmp={36893488147419103292:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4183] ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 4UL)={36893488147419103292:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4184] ldvarg2 = __VERIFIER_nondet_ulong () [L4185] ldv_state_variable_1 = 0 [L4186] ref_cnt = 0 [L4187] ldv_state_variable_0 = 1 [L4188] ldv_state_variable_2 = 0 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4190] tmp___0 = __VERIFIER_nondet_int() [L4192] case 0: [L4226] case 1: VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4227] COND TRUE ldv_state_variable_0 != 0 [L4228] tmp___2 = __VERIFIER_nondet_int() [L4230] case 0: [L4239] case 1: VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4240] COND TRUE ldv_state_variable_0 == 1 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4241] CALL, EXPR init() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4118] int tmp ; [L4121] EXPR, FCALL register_blkdev(0U, "virtblk") [L4121] major = register_blkdev(0U, "virtblk") [L4122] COND FALSE !(major < 0) [L4127] EXPR, FCALL register_virtio_driver(& virtio_blk) [L4127] tmp = register_virtio_driver(& virtio_blk) [L4128] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, tmp=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4241] EXPR init() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, init()=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4241] ldv_retval_1 = init() [L4242] COND TRUE ldv_retval_1 == 0 [L4243] ldv_state_variable_0 = 3 [L4244] ldv_state_variable_2 = 1 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4245] CALL ldv_initialize_block_device_operations_2() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4158] void *tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4161] CALL, EXPR ldv_init_zalloc(464UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=464, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3303] void *p ; [L3304] void *tmp ; [L3307] EXPR, FCALL calloc(1UL, size) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=464, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={-18446744073709551615:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, size=464, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3307] EXPR, FCALL calloc(1UL, size) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=464, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={-18446744073709551615:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, size=464, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3307] tmp = calloc(1UL, size) [L3308] p = tmp [L3310] RET return (p); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=464, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={-18446744073709551615:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={-18446744073709551615:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, p={-18446744073709551615:0}, ref_cnt=0, size=464, tmp={-18446744073709551615:0}, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4161] EXPR ldv_init_zalloc(464UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(464UL)={-18446744073709551615:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={0:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4161] tmp = ldv_init_zalloc(464UL) [L4162] RET virtblk_fops_group0 = (struct block_device *)tmp VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp={-18446744073709551615:0}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4245] ldv_initialize_block_device_operations_2() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4246] ldv_state_variable_1 = 1 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4247] CALL ldv_initialize_virtio_driver_1() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4148] void *tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4151] CALL, EXPR ldv_init_zalloc(1048UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=1048, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3303] void *p ; [L3304] void *tmp ; [L3307] EXPR, FCALL calloc(1UL, size) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=1048, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={36893488147419103233:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, size=1048, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3307] EXPR, FCALL calloc(1UL, size) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=1048, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={36893488147419103233:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, size=1048, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L3307] tmp = calloc(1UL, size) [L3308] p = tmp [L3310] RET return (p); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(size)=1048, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={36893488147419103233:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, calloc(1UL, size)={36893488147419103233:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={36893488147419103233:0}, ref_cnt=0, size=1048, tmp={36893488147419103233:0}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4151] EXPR ldv_init_zalloc(1048UL) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1048UL)={36893488147419103233:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={0:0}] [L4151] tmp = ldv_init_zalloc(1048UL) [L4152] RET virtio_blk_group0 = (struct virtio_device *)tmp VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp={36893488147419103233:0}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4247] ldv_initialize_virtio_driver_1() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4251] COND FALSE !(ldv_retval_1 != 0) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4190] tmp___0 = __VERIFIER_nondet_int() [L4192] case 0: [L4226] case 1: [L4269] case 2: VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=2, tmp___2=1, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4270] COND TRUE ldv_state_variable_2 != 0 [L4271] tmp___3 = __VERIFIER_nondet_int() [L4273] case 0: VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4274] COND TRUE ldv_state_variable_2 == 1 [L4275] EXPR, FCALL \read(ldvarg3) [L4275] EXPR, FCALL \read(ldvarg1) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \read(ldvarg1)=0, \read(ldvarg3)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4275] CALL virtblk_ioctl(virtblk_fops_group0, ldvarg3, ldvarg2, ldvarg1) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(cmd)=1447184708, \old(data)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mode)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bdev={-18446744073709551615:0}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3822] struct gendisk *disk ; [L3823] struct virtio_blk *vblk ; [L3824] void *usr_data ; [L3825] FCALL char id_str[20U] ; [L3826] int err ; [L3827] int tmp ; [L3828] bool tmp___0 ; [L3829] int tmp___1 ; [L3830] int tmp___2 ; [L3833] EXPR, FCALL bdev->bd_disk [L3833] disk = bdev->bd_disk [L3834] EXPR, FCALL disk->private_data [L3834] vblk = (struct virtio_blk *)disk->private_data [L3835] COND TRUE cmd == 1447184708U [L3836] usr_data = (void *)data VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(cmd)=1447184708, \old(data)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mode)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bdev={-18446744073709551615:0}, bdev={-18446744073709551615:0}, cmd=1447184708, data=0, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mode=0, ref_cnt=0, usr_data={0:0}, vblk={36893488147419103276:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3837] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3786] struct virtio_blk *vblk ; [L3787] struct request *req ; [L3788] struct bio *bio ; [L3789] long tmp ; [L3790] long tmp___0 ; [L3791] long tmp___1 ; [L3792] long tmp___2 ; [L3793] int tmp___3 ; [L3796] EXPR, FCALL disk->private_data [L3796] vblk = (struct virtio_blk *)disk->private_data [L3797] EXPR, FCALL vblk->disk [L3797] EXPR, FCALL (vblk->disk)->queue [L3797] EXPR, FCALL bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3797] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3798] CALL, EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={1:2011}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4327] bool tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={1:2011}, ptr={1:2011}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4330] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={1:2011}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4359] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={1:2011}, ptr={1:2011}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4330] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={1:2011}, ptr={1:2011}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4330] tmp = ldv_is_err(ptr) [L4331] RET return ((long )tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={1:2011}, ptr={1:2011}, ref_cnt=0, tmp=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3798] EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bio={1:2011}, disk={36893488147419103249:17}, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, IS_ERR((void const *)bio)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, vblk={36893488147419103276:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3798] tmp___0 = IS_ERR((void const *)bio) [L3799] COND FALSE !(tmp___0 != 0L) [L3805] EXPR, FCALL vblk->disk [L3805] EXPR, FCALL (vblk->disk)->queue VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, (vblk->disk)->queue={36893488147419103268:36893488147419103271}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bio={1:2011}, disk={36893488147419103249:17}, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp___0=0, vblk={36893488147419103276:1}, vblk->disk={36893488147419103247:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3805] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={36893488147419103268:36893488147419103271}, ldv_func_arg2={1:2011}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4337] struct request *tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={36893488147419103268:36893488147419103271}, ldv_func_arg1={36893488147419103268:36893488147419103271}, ldv_func_arg2={1:2011}, ldv_func_arg2={1:2011}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4340] CALL, EXPR ldv_blk_make_request(ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4439] struct request *res ; [L4440] void *tmp ; [L4441] long tmp___0 ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4444] COND FALSE !(ldv_blk_rq != 0) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4449] CALL, EXPR ldv_undef_ptr() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3333] void *tmp ; [L3336] tmp = __VERIFIER_nondet_pointer() [L3337] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={-5:18}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp={-5:18}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4449] EXPR ldv_undef_ptr() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_undef_ptr()={-5:18}, major=0, mask=208, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4449] tmp = ldv_undef_ptr() [L4450] res = (struct request *)tmp VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={-5:18}, tmp={-5:18}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4451] COND FALSE !((unsigned long )res == (unsigned long )((struct request *)0)) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={-5:18}, tmp={-5:18}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4456] CALL, EXPR IS_ERR___0((void const *)res) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4399] long tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4402] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(exp)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3363] RET return (exp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(c)=0, \old(exp)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, c=0, exp=0, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4402] EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4402] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L4403] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ptr={-5:18}, ref_cnt=0, tmp=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4456] EXPR IS_ERR___0((void const *)res) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, IS_ERR___0((void const *)res)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={-5:18}, tmp={-5:18}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4456] tmp___0 = IS_ERR___0((void const *)res) [L4457] COND TRUE tmp___0 == 0L [L4458] ldv_blk_rq = 1 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={-5:18}, tmp={-5:18}, tmp___0=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4462] RET return (res); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mask)=208, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={-5:18}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={-5:18}, tmp={-5:18}, tmp___0=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4340] EXPR ldv_blk_make_request(ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_make_request(ldv_func_arg3)={-5:18}, ldv_blk_rq=1, ldv_func_arg1={36893488147419103268:36893488147419103271}, ldv_func_arg1={36893488147419103268:36893488147419103271}, ldv_func_arg2={1:2011}, ldv_func_arg2={1:2011}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4340] tmp = ldv_blk_make_request(ldv_func_arg3) [L4341] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result={-5:18}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={36893488147419103268:36893488147419103271}, ldv_func_arg1={36893488147419103268:36893488147419103271}, ldv_func_arg2={1:2011}, ldv_func_arg2={1:2011}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp={-5:18}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3805] EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, (vblk->disk)->queue={36893488147419103268:36893488147419103271}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bio={1:2011}, disk={36893488147419103249:17}, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U)={-5:18}, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp___0=0, vblk={36893488147419103276:1}, vblk->disk={36893488147419103247:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3805] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3806] CALL, EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4327] bool tmp ; VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4330] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4359] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4330] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ptr={-5:18}, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4330] tmp = ldv_is_err(ptr) [L4331] RET return ((long )tmp); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-5:18}, ptr={-5:18}, ref_cnt=0, tmp=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3806] EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bio={1:2011}, disk={36893488147419103249:17}, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, IS_ERR((void const *)req)=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, req={-5:18}, tmp___0=0, vblk={36893488147419103276:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3806] tmp___2 = IS_ERR((void const *)req) [L3807] COND FALSE !(tmp___2 != 0L) [L3814] FCALL req->cmd_type = 7 [L3815] EXPR, FCALL vblk->disk [L3815] EXPR, FCALL (vblk->disk)->queue [L3815] EXPR, FCALL vblk->disk [L3815] EXPR, FCALL blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3815] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3816] RET return (tmp___3); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=15, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bio={1:2011}, disk={36893488147419103249:17}, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, req={-5:18}, tmp___0=0, tmp___2=0, tmp___3=15, vblk={36893488147419103276:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3837] EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(cmd)=1447184708, \old(data)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mode)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bdev={-18446744073709551615:0}, bdev={-18446744073709551615:0}, cmd=1447184708, data=0, disk={36893488147419103249:17}, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mode=0, ref_cnt=0, usr_data={0:0}, vblk={36893488147419103276:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtblk_get_id(disk, (char *)(& id_str))=15, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3837] err = virtblk_get_id(disk, (char *)(& id_str)) [L3838] COND FALSE !(err == 0) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(cmd)=1447184708, \old(data)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mode)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bdev={-18446744073709551615:0}, bdev={-18446744073709551615:0}, cmd=1447184708, data=0, disk={36893488147419103249:17}, err=15, features={36893488147419103243:0}, id_str={36893488147419103252:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mode=0, ref_cnt=0, usr_data={0:0}, vblk={36893488147419103276:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L3848] return (err); [L3848] RET return (err); VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(cmd)=1447184708, \old(data)=0, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(mode)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \result=15, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, bdev={-18446744073709551615:0}, bdev={-18446744073709551615:0}, cmd=1447184708, data=0, disk={36893488147419103249:17}, err=15, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mode=0, ref_cnt=0, usr_data={0:0}, vblk={36893488147419103276:1}, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4275] virtblk_ioctl(virtblk_fops_group0, ldvarg3, ldvarg2, ldvarg1) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, \read(ldvarg1)=0, \read(ldvarg3)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtblk_ioctl(virtblk_fops_group0, ldvarg3, ldvarg2, ldvarg1)=15, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4276] ldv_state_variable_2 = 1 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4190] tmp___0 = __VERIFIER_nondet_int() [L4192] case 0: [L4226] case 1: VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=1, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4227] COND TRUE ldv_state_variable_0 != 0 [L4228] tmp___2 = __VERIFIER_nondet_int() [L4230] case 0: VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4231] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4232] CALL fini() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4136] FCALL unregister_blkdev((unsigned int )major, "virtblk") [L4137] RET, FCALL unregister_virtio_driver(& virtio_blk) VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4232] fini() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4233] ldv_state_variable_0 = 2 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={18446744073709551617:0}, ldvarg1={36893488147419103259:0}, ldvarg2=1447184708, ldvarg3={36893488147419103292:0}, major=0, ref_cnt=0, tmp={18446744073709551617:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4303] CALL ldv_check_final_state() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4484] COND TRUE ldv_blk_rq != 0 VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4485] CALL ldv_error() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] [L4351] __VERIFIER_error() VAL ["&(&vblk->lock)->rlock"={2:0}, "requests"={36893488147419103269:0}, "vd%c"={36893488147419103294:0}, "vd%c%c"={36893488147419103238:0}, "vd%c%c%c"={36893488147419103236:0}, "virtblk"={36893488147419103248:0}, "virtblk"={36893488147419103284:0}, "virtio_blk"={1:0}, \old(index)=0, \old(ldv_blk_rq)=0, \old(ldv_retval_0)=0, \old(ldv_retval_1)=0, \old(ldv_state_variable_0)=0, \old(ldv_state_variable_1)=0, \old(ldv_state_variable_2)=0, \old(major)=0, \old(ref_cnt)=0, \old(virtblk_fops_group0)=0, \old(virtblk_fops_group0)=0, \old(virtio_blk_group0)=0, \old(virtio_blk_group0)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={36893488147419103239:36893488147419103285}, features={36893488147419103243:0}, id_table={36893488147419103287:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={3:0}, virtblk_fops_group0={-18446744073709551615:0}, virtio_blk={36893488147419103251:0}, virtio_blk_group0={36893488147419103233:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 67 procedures, 540 locations, 1 error locations. UNSAFE Result, 102.1s OverallTime, 13 OverallIterations, 12 TraceHistogramMax, 6.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 7444 SDtfs, 1756 SDslu, 47289 SDs, 0 SdLazy, 1134 SolverSat, 72 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 4.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1510 GetRequests, 1363 SyntacticMatches, 5 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3132occurred in iteration=12, 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: 0.9s AutomataMinimizationTime, 12 MinimizatonAttempts, 27 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 90.7s SatisfiabilityAnalysisTime, 2.3s InterpolantComputationTime, 3374 NumberOfCodeBlocks, 3293 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 3174 ConstructedInterpolants, 0 QuantifiedInterpolants, 691891 SizeOfPredicates, 17 NumberOfNonLiveVariables, 8537 ConjunctsInSsa, 133 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 1165/1494 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 10:51:38,878 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 10:51:38,879 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 10:51:38,888 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 10:51:38,889 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 10:51:38,889 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 10:51:38,890 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 10:51:38,891 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 10:51:38,892 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 10:51:38,893 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 10:51:38,894 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 10:51:38,894 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 10:51:38,894 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 10:51:38,895 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 10:51:38,896 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 10:51:38,896 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 10:51:38,897 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 10:51:38,898 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 10:51:38,899 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 10:51:38,901 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 10:51:38,901 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 10:51:38,902 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 10:51:38,904 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 10:51:38,904 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 10:51:38,904 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 10:51:38,905 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 10:51:38,906 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 10:51:38,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 10:51:38,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 10:51:38,907 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 10:51:38,907 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 10:51:38,908 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 10:51:38,908 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 10:51:38,908 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 10:51:38,909 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 10:51:38,909 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 10:51:38,910 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2018-11-18 10:51:38,920 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 10:51:38,920 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 10:51:38,920 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 10:51:38,921 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-11-18 10:51:38,921 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-18 10:51:38,921 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-18 10:51:38,921 INFO L133 SettingsManager]: * Use SBE=true [2018-11-18 10:51:38,922 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 10:51:38,922 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 10:51:38,922 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 10:51:38,922 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 10:51:38,922 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 10:51:38,922 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 10:51:38,922 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 10:51:38,922 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 10:51:38,923 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 10:51:38,923 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 10:51:38,923 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 10:51:38,923 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 10:51:38,923 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 10:51:38,923 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 10:51:38,924 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:51:38,924 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 10:51:38,924 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 10:51:38,924 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 10:51:38,924 INFO L133 SettingsManager]: * Trace refinement strategy=WOLF [2018-11-18 10:51:38,924 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 10:51:38,924 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 10:51:38,925 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 10:51:38,925 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 10:51:38,925 INFO L133 SettingsManager]: * To the following directory=dump/ 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_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1825b0ee265e3f2a53797e349f17965be348837 [2018-11-18 10:51:38,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 10:51:38,964 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 10:51:38,967 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 10:51:38,968 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 10:51:38,969 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 10:51:38,969 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 10:51:39,014 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/42b6b0420/34b9b14167f24954b014edab64787366/FLAGbdddcf3d6 [2018-11-18 10:51:39,464 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 10:51:39,464 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 10:51:39,480 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/42b6b0420/34b9b14167f24954b014edab64787366/FLAGbdddcf3d6 [2018-11-18 10:51:39,769 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/data/42b6b0420/34b9b14167f24954b014edab64787366 [2018-11-18 10:51:39,770 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 10:51:39,771 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-18 10:51:39,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 10:51:39,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 10:51:39,775 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 10:51:39,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:51:39" (1/1) ... [2018-11-18 10:51:39,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181b8397 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:39, skipping insertion in model container [2018-11-18 10:51:39,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 10:51:39" (1/1) ... [2018-11-18 10:51:39,783 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 10:51:39,836 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 10:51:40,658 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:51:40,680 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 10:51:41,094 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 10:51:41,156 INFO L195 MainTranslator]: Completed translation [2018-11-18 10:51:41,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41 WrapperNode [2018-11-18 10:51:41,156 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 10:51:41,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 10:51:41,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 10:51:41,157 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 10:51:41,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... [2018-11-18 10:51:41,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... [2018-11-18 10:51:41,191 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... [2018-11-18 10:51:41,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... [2018-11-18 10:51:41,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... [2018-11-18 10:51:41,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... [2018-11-18 10:51:41,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... [2018-11-18 10:51:41,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 10:51:41,274 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 10:51:41,274 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 10:51:41,274 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 10:51:41,275 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 10:51:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 10:51:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 10:51:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-11-18 10:51:41,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-18 10:51:41,317 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 10:51:41,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 10:51:41,319 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure virtqueue_add_buf [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_find_single_vq [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_done [2018-11-18 10:51:41,320 INFO L138 BoogieDeclarations]: Found implementation of procedure do_req [2018-11-18 10:51:41,321 INFO L138 BoogieDeclarations]: Found implementation of procedure do_virtblk_request [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_prepare_flush [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_probe [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2018-11-18 10:51:41,322 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_virtio_driver_1 [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_block_device_operations_2 [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2018-11-18 10:51:41,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_get_request [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request [2018-11-18 10:51:41,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_blk_rq [2018-11-18 10:51:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 10:51:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 10:51:41,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2018-11-18 10:51:41,326 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-18 10:51:41,327 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2018-11-18 10:51:41,328 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2018-11-18 10:51:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure set_disk_ro [2018-11-18 10:51:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2018-11-18 10:51:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 10:51:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2018-11-18 10:51:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-18 10:51:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2018-11-18 10:51:41,329 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kmalloc [2018-11-18 10:51:41,330 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kfree [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2018-11-18 10:51:41,331 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_peek_request [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_request [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_end_request_all [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_init_queue [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2018-11-18 10:51:41,332 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_bounce_limit [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_hw_sectors [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segments [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_logical_block_size [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_physical_block_size [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_alignment_offset [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_min [2018-11-18 10:51:41,333 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_io_opt [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_sg [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2018-11-18 10:51:41,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 10:51:41,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 10:51:41,336 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_virtio_driver_1 [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_block_device_operations_2 [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2018-11-18 10:51:41,337 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf_gfp [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_add_buf [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_kick [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure virtqueue_get_buf [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2018-11-18 10:51:41,338 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_find_single_vq [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure blk_done [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure do_req [2018-11-18 10:51:41,339 INFO L130 BoogieDeclarations]: Found specification of procedure do_virtblk_request [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_prepare_flush [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_probe [2018-11-18 10:51:41,340 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 10:51:41,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_get_request [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_blk_rq [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-18 10:51:41,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 10:51:44,944 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 10:51:44,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:51:44 BoogieIcfgContainer [2018-11-18 10:51:44,944 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 10:51:44,945 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 10:51:44,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 10:51:44,947 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 10:51:44,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 10:51:39" (1/3) ... [2018-11-18 10:51:44,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a977e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:51:44, skipping insertion in model container [2018-11-18 10:51:44,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 10:51:41" (2/3) ... [2018-11-18 10:51:44,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a977e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 10:51:44, skipping insertion in model container [2018-11-18 10:51:44,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 10:51:44" (3/3) ... [2018-11-18 10:51:44,950 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 10:51:44,958 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 10:51:44,966 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 10:51:44,978 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 10:51:44,999 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 10:51:44,999 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 10:51:44,999 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 10:51:44,999 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 10:51:44,999 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 10:51:45,000 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 10:51:45,000 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 10:51:45,000 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 10:51:45,000 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 10:51:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states. [2018-11-18 10:51:45,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-18 10:51:45,024 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:45,025 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:45,027 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:45,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:45,030 INFO L82 PathProgramCache]: Analyzing trace with hash -2033374283, now seen corresponding path program 1 times [2018-11-18 10:51:45,034 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:45,034 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:45,053 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:51:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:45,197 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:45,233 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-18 10:51:45,233 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:51:45,239 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:51:45,239 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:51:45,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:51:45,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:51:45,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:51:45,252 INFO L87 Difference]: Start difference. First operand 518 states. Second operand 3 states. [2018-11-18 10:51:45,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:45,368 INFO L93 Difference]: Finished difference Result 1422 states and 1817 transitions. [2018-11-18 10:51:45,369 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:51:45,370 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-18 10:51:45,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:45,388 INFO L225 Difference]: With dead ends: 1422 [2018-11-18 10:51:45,388 INFO L226 Difference]: Without dead ends: 908 [2018-11-18 10:51:45,393 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:51:45,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2018-11-18 10:51:45,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 908. [2018-11-18 10:51:45,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 908 states. [2018-11-18 10:51:45,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1153 transitions. [2018-11-18 10:51:45,480 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1153 transitions. Word has length 53 [2018-11-18 10:51:45,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:45,481 INFO L480 AbstractCegarLoop]: Abstraction has 908 states and 1153 transitions. [2018-11-18 10:51:45,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:51:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1153 transitions. [2018-11-18 10:51:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2018-11-18 10:51:45,487 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:45,487 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:45,488 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:45,488 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:45,488 INFO L82 PathProgramCache]: Analyzing trace with hash -1759119865, now seen corresponding path program 1 times [2018-11-18 10:51:45,490 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:45,490 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:45,516 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:51:45,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:45,645 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:45,662 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-18 10:51:45,662 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:51:45,665 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:51:45,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 10:51:45,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 10:51:45,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 10:51:45,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:51:45,667 INFO L87 Difference]: Start difference. First operand 908 states and 1153 transitions. Second operand 3 states. [2018-11-18 10:51:45,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:45,756 INFO L93 Difference]: Finished difference Result 2503 states and 3182 transitions. [2018-11-18 10:51:45,765 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 10:51:45,765 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 124 [2018-11-18 10:51:45,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:45,771 INFO L225 Difference]: With dead ends: 2503 [2018-11-18 10:51:45,772 INFO L226 Difference]: Without dead ends: 1616 [2018-11-18 10:51:45,774 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 10:51:45,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1616 states. [2018-11-18 10:51:45,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1616 to 1606. [2018-11-18 10:51:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2018-11-18 10:51:45,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 2042 transitions. [2018-11-18 10:51:45,829 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 2042 transitions. Word has length 124 [2018-11-18 10:51:45,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:45,829 INFO L480 AbstractCegarLoop]: Abstraction has 1606 states and 2042 transitions. [2018-11-18 10:51:45,830 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 10:51:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2042 transitions. [2018-11-18 10:51:45,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2018-11-18 10:51:45,836 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:45,836 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:45,836 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:45,836 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:45,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1655329923, now seen corresponding path program 1 times [2018-11-18 10:51:45,837 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:45,837 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:45,863 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:51:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:46,261 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:46,318 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 10:51:46,318 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:51:46,321 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:51:46,321 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 10:51:46,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 10:51:46,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 10:51:46,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 10:51:46,322 INFO L87 Difference]: Start difference. First operand 1606 states and 2042 transitions. Second operand 6 states. [2018-11-18 10:51:46,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:46,440 INFO L93 Difference]: Finished difference Result 3201 states and 4074 transitions. [2018-11-18 10:51:46,440 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 10:51:46,441 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 168 [2018-11-18 10:51:46,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:46,445 INFO L225 Difference]: With dead ends: 3201 [2018-11-18 10:51:46,445 INFO L226 Difference]: Without dead ends: 1607 [2018-11-18 10:51:46,448 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-18 10:51:46,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1607 states. [2018-11-18 10:51:46,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1607 to 1607. [2018-11-18 10:51:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1607 states. [2018-11-18 10:51:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1607 states and 2043 transitions. [2018-11-18 10:51:46,488 INFO L78 Accepts]: Start accepts. Automaton has 1607 states and 2043 transitions. Word has length 168 [2018-11-18 10:51:46,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:46,489 INFO L480 AbstractCegarLoop]: Abstraction has 1607 states and 2043 transitions. [2018-11-18 10:51:46,489 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 10:51:46,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1607 states and 2043 transitions. [2018-11-18 10:51:46,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-18 10:51:46,492 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:46,492 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:46,492 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:46,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:46,492 INFO L82 PathProgramCache]: Analyzing trace with hash -1264746181, now seen corresponding path program 1 times [2018-11-18 10:51:46,493 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:46,493 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:46,510 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 10:51:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:46,912 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-11-18 10:51:46,979 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 10:51:47,344 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2018-11-18 10:51:47,346 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:51:47,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 11 [2018-11-18 10:51:47,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-18 10:51:47,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-18 10:51:47,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2018-11-18 10:51:47,348 INFO L87 Difference]: Start difference. First operand 1607 states and 2043 transitions. Second operand 11 states. [2018-11-18 10:51:47,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:47,566 INFO L93 Difference]: Finished difference Result 3208 states and 4082 transitions. [2018-11-18 10:51:47,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-18 10:51:47,567 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 170 [2018-11-18 10:51:47,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:47,573 INFO L225 Difference]: With dead ends: 3208 [2018-11-18 10:51:47,573 INFO L226 Difference]: Without dead ends: 1613 [2018-11-18 10:51:47,577 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 329 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2018-11-18 10:51:47,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1613 states. [2018-11-18 10:51:47,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1613 to 1613. [2018-11-18 10:51:47,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1613 states. [2018-11-18 10:51:47,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1613 states and 2049 transitions. [2018-11-18 10:51:47,625 INFO L78 Accepts]: Start accepts. Automaton has 1613 states and 2049 transitions. Word has length 170 [2018-11-18 10:51:47,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:47,625 INFO L480 AbstractCegarLoop]: Abstraction has 1613 states and 2049 transitions. [2018-11-18 10:51:47,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-18 10:51:47,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1613 states and 2049 transitions. [2018-11-18 10:51:47,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2018-11-18 10:51:47,628 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:47,628 INFO L375 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:47,628 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:47,629 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:47,629 INFO L82 PathProgramCache]: Analyzing trace with hash -643809277, now seen corresponding path program 2 times [2018-11-18 10:51:47,629 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:47,630 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:47,653 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-18 10:51:48,691 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 10:51:48,691 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:51:48,853 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:48,911 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 10:51:48,911 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 10:51:49,161 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2018-11-18 10:51:49,164 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:51:49,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2018-11-18 10:51:49,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 10:51:49,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 10:51:49,165 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2018-11-18 10:51:49,165 INFO L87 Difference]: Start difference. First operand 1613 states and 2049 transitions. Second operand 13 states. [2018-11-18 10:51:49,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:49,420 INFO L93 Difference]: Finished difference Result 3213 states and 4086 transitions. [2018-11-18 10:51:49,421 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-18 10:51:49,421 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 172 [2018-11-18 10:51:49,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:49,424 INFO L225 Difference]: With dead ends: 3213 [2018-11-18 10:51:49,425 INFO L226 Difference]: Without dead ends: 1614 [2018-11-18 10:51:49,427 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 346 GetRequests, 331 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2018-11-18 10:51:49,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1614 states. [2018-11-18 10:51:49,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1614 to 1614. [2018-11-18 10:51:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1614 states. [2018-11-18 10:51:49,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1614 states and 2050 transitions. [2018-11-18 10:51:49,458 INFO L78 Accepts]: Start accepts. Automaton has 1614 states and 2050 transitions. Word has length 172 [2018-11-18 10:51:49,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:49,458 INFO L480 AbstractCegarLoop]: Abstraction has 1614 states and 2050 transitions. [2018-11-18 10:51:49,458 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 10:51:49,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1614 states and 2050 transitions. [2018-11-18 10:51:49,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 10:51:49,461 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:49,461 INFO L375 BasicCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:49,461 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:49,461 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:49,462 INFO L82 PathProgramCache]: Analyzing trace with hash -1430090053, now seen corresponding path program 3 times [2018-11-18 10:51:49,462 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:49,462 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:49,483 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-18 10:51:50,865 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-11-18 10:51:50,865 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:51:50,996 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 10:51:51,038 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 10:51:51,041 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 10:51:51,041 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 10:51:51,041 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 10:51:51,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 10:51:51,042 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 10:51:51,042 INFO L87 Difference]: Start difference. First operand 1614 states and 2050 transitions. Second operand 5 states. [2018-11-18 10:51:53,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:53,110 INFO L93 Difference]: Finished difference Result 3216 states and 4091 transitions. [2018-11-18 10:51:53,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 10:51:53,111 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 174 [2018-11-18 10:51:53,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:53,115 INFO L225 Difference]: With dead ends: 3216 [2018-11-18 10:51:53,115 INFO L226 Difference]: Without dead ends: 1629 [2018-11-18 10:51:53,118 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 10:51:53,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1629 states. [2018-11-18 10:51:53,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1629 to 1621. [2018-11-18 10:51:53,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1621 states. [2018-11-18 10:51:53,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1621 states to 1621 states and 2055 transitions. [2018-11-18 10:51:53,149 INFO L78 Accepts]: Start accepts. Automaton has 1621 states and 2055 transitions. Word has length 174 [2018-11-18 10:51:53,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:53,149 INFO L480 AbstractCegarLoop]: Abstraction has 1621 states and 2055 transitions. [2018-11-18 10:51:53,149 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 10:51:53,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1621 states and 2055 transitions. [2018-11-18 10:51:53,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-18 10:51:53,152 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:53,152 INFO L375 BasicCegarLoop]: trace histogram [6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:53,153 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:53,153 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:53,153 INFO L82 PathProgramCache]: Analyzing trace with hash 961417148, now seen corresponding path program 1 times [2018-11-18 10:51:53,153 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:53,153 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:53,176 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-11-18 10:51:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 10:51:53,584 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 40 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 10:51:53,659 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 10:51:54,024 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2018-11-18 10:51:54,027 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:51:54,027 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2018-11-18 10:51:54,027 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-11-18 10:51:54,027 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-11-18 10:51:54,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2018-11-18 10:51:54,028 INFO L87 Difference]: Start difference. First operand 1621 states and 2055 transitions. Second operand 15 states. [2018-11-18 10:51:54,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:54,340 INFO L93 Difference]: Finished difference Result 3229 states and 4098 transitions. [2018-11-18 10:51:54,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-18 10:51:54,342 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 174 [2018-11-18 10:51:54,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:54,347 INFO L225 Difference]: With dead ends: 3229 [2018-11-18 10:51:54,347 INFO L226 Difference]: Without dead ends: 1622 [2018-11-18 10:51:54,351 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 350 GetRequests, 333 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2018-11-18 10:51:54,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1622 states. [2018-11-18 10:51:54,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1622 to 1622. [2018-11-18 10:51:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1622 states. [2018-11-18 10:51:54,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1622 states and 2056 transitions. [2018-11-18 10:51:54,395 INFO L78 Accepts]: Start accepts. Automaton has 1622 states and 2056 transitions. Word has length 174 [2018-11-18 10:51:54,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:54,395 INFO L480 AbstractCegarLoop]: Abstraction has 1622 states and 2056 transitions. [2018-11-18 10:51:54,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-11-18 10:51:54,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2056 transitions. [2018-11-18 10:51:54,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2018-11-18 10:51:54,398 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:54,399 INFO L375 BasicCegarLoop]: trace histogram [8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:54,399 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:54,399 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:54,399 INFO L82 PathProgramCache]: Analyzing trace with hash -1547195260, now seen corresponding path program 2 times [2018-11-18 10:51:54,400 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:54,400 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:54,425 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2018-11-18 10:51:55,215 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-11-18 10:51:55,215 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:51:55,357 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:51:55,419 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 49 proven. 10 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 10:51:55,419 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 10:51:55,740 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 10:51:55,743 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:51:55,743 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2018-11-18 10:51:55,744 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2018-11-18 10:51:55,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2018-11-18 10:51:55,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2018-11-18 10:51:55,744 INFO L87 Difference]: Start difference. First operand 1622 states and 2056 transitions. Second operand 17 states. [2018-11-18 10:51:56,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:51:56,275 INFO L93 Difference]: Finished difference Result 3234 states and 4105 transitions. [2018-11-18 10:51:56,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-18 10:51:56,277 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 176 [2018-11-18 10:51:56,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:51:56,281 INFO L225 Difference]: With dead ends: 3234 [2018-11-18 10:51:56,281 INFO L226 Difference]: Without dead ends: 1631 [2018-11-18 10:51:56,284 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 335 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=106, Invalid=400, Unknown=0, NotChecked=0, Total=506 [2018-11-18 10:51:56,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1631 states. [2018-11-18 10:51:56,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1631 to 1631. [2018-11-18 10:51:56,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1631 states. [2018-11-18 10:51:56,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1631 states and 2065 transitions. [2018-11-18 10:51:56,312 INFO L78 Accepts]: Start accepts. Automaton has 1631 states and 2065 transitions. Word has length 176 [2018-11-18 10:51:56,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:51:56,312 INFO L480 AbstractCegarLoop]: Abstraction has 1631 states and 2065 transitions. [2018-11-18 10:51:56,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 17 states. [2018-11-18 10:51:56,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1631 states and 2065 transitions. [2018-11-18 10:51:56,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2018-11-18 10:51:56,315 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:51:56,316 INFO L375 BasicCegarLoop]: trace histogram [9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:51:56,316 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:51:56,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:51:56,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1409382710, now seen corresponding path program 3 times [2018-11-18 10:51:56,317 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:51:56,317 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:51:56,338 INFO L101 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2018-11-18 10:52:05,030 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2018-11-18 10:52:05,030 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-11-18 10:52:05,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 10:52:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 54 proven. 15 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2018-11-18 10:52:05,285 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-18 10:52:05,759 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2018-11-18 10:52:05,763 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-18 10:52:05,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2018-11-18 10:52:05,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-18 10:52:05,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-18 10:52:05,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2018-11-18 10:52:05,764 INFO L87 Difference]: Start difference. First operand 1631 states and 2065 transitions. Second operand 19 states. [2018-11-18 10:52:06,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 10:52:06,456 INFO L93 Difference]: Finished difference Result 3237 states and 4104 transitions. [2018-11-18 10:52:06,457 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2018-11-18 10:52:06,457 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 177 [2018-11-18 10:52:06,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 10:52:06,463 INFO L225 Difference]: With dead ends: 3237 [2018-11-18 10:52:06,463 INFO L226 Difference]: Without dead ends: 1632 [2018-11-18 10:52:06,467 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 335 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=132, Invalid=518, Unknown=0, NotChecked=0, Total=650 [2018-11-18 10:52:06,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2018-11-18 10:52:06,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1632. [2018-11-18 10:52:06,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1632 states. [2018-11-18 10:52:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1632 states and 2066 transitions. [2018-11-18 10:52:06,521 INFO L78 Accepts]: Start accepts. Automaton has 1632 states and 2066 transitions. Word has length 177 [2018-11-18 10:52:06,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 10:52:06,522 INFO L480 AbstractCegarLoop]: Abstraction has 1632 states and 2066 transitions. [2018-11-18 10:52:06,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-18 10:52:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1632 states and 2066 transitions. [2018-11-18 10:52:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2018-11-18 10:52:06,526 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 10:52:06,526 INFO L375 BasicCegarLoop]: trace histogram [10, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 10:52:06,526 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 10:52:06,527 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 10:52:06,527 INFO L82 PathProgramCache]: Analyzing trace with hash -1425980732, now seen corresponding path program 4 times [2018-11-18 10:52:06,528 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 10:52:06,528 INFO L69 tionRefinementEngine]: Using refinement strategy WolfRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_29cacbe8-7acc-4452-8d49-23c4779c96bb/bin-2019/uautomizer/cvc4nyu Starting monitored process 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:52:06,554 INFO L101 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-11-18 10:52:06,821 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 10:52:06,821 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: ConstantTerm is neither BigInter nor BigDecimal, therefore comparison is not possible! at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:358) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:345) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.partitionStmtsAccordingToConstantSize(AnnotateAndAsserterWithStmtOrderPrioritization.java:377) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.annotateAndAssertStmtsAccording5Heuristic(AnnotateAndAsserterWithStmtOrderPrioritization.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserterWithStmtOrderPrioritization.java:245) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:293) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheck.(TraceCheck.java:214) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:134) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructForwardBackward(TraceCheckConstructor.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructTraceCheck(TraceCheckConstructor.java:188) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackRefinementStrategy.getTraceCheck(MultiTrackRefinementStrategy.java:232) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:223) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-11-18 10:52:06,823 INFO L168 Benchmark]: Toolchain (without parser) took 27052.63 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 477.1 MB). Free memory was 944.4 MB in the beginning and 723.9 MB in the end (delta: 220.5 MB). Peak memory consumption was 697.6 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:06,824 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 10:52:06,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1384.42 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.3 MB). Free memory was 944.4 MB in the beginning and 869.7 MB in the end (delta: 74.6 MB). Peak memory consumption was 339.0 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:06,825 INFO L168 Benchmark]: Boogie Preprocessor took 116.96 ms. Allocated memory is still 1.3 GB. Free memory was 869.7 MB in the beginning and 860.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:06,826 INFO L168 Benchmark]: RCFGBuilder took 3670.60 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 38.3 MB). Free memory was 860.4 MB in the beginning and 1.2 GB in the end (delta: -300.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:06,826 INFO L168 Benchmark]: TraceAbstraction took 21878.01 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 194.5 MB). Free memory was 1.2 GB in the beginning and 723.9 MB in the end (delta: 437.0 MB). Peak memory consumption was 631.5 MB. Max. memory is 11.5 GB. [2018-11-18 10:52:06,829 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1384.42 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.3 MB). Free memory was 944.4 MB in the beginning and 869.7 MB in the end (delta: 74.6 MB). Peak memory consumption was 339.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 116.96 ms. Allocated memory is still 1.3 GB. Free memory was 869.7 MB in the beginning and 860.4 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3670.60 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 38.3 MB). Free memory was 860.4 MB in the beginning and 1.2 GB in the end (delta: -300.5 MB). Peak memory consumption was 137.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 21878.01 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 194.5 MB). Free memory was 1.2 GB in the beginning and 723.9 MB in the end (delta: 437.0 MB). Peak memory consumption was 631.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: ConstantTerm is neither BigInter nor BigDecimal, therefore comparison is not possible! de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: ConstantTerm is neither BigInter nor BigDecimal, therefore comparison is not possible!: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.AnnotateAndAsserterWithStmtOrderPrioritization.termHasConstantGreaterThan(AnnotateAndAsserterWithStmtOrderPrioritization.java:358) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...