./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7f6952d6de722ae27e8aa6721728860f37cd0e9c ................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: TYPE ERROR --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 04:48:56,869 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 04:48:56,871 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 04:48:56,879 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 04:48:56,879 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 04:48:56,880 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 04:48:56,881 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 04:48:56,882 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 04:48:56,883 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 04:48:56,884 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 04:48:56,884 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 04:48:56,884 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 04:48:56,885 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 04:48:56,886 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 04:48:56,887 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 04:48:56,887 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 04:48:56,888 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 04:48:56,889 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 04:48:56,890 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 04:48:56,891 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 04:48:56,892 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 04:48:56,893 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 04:48:56,895 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 04:48:56,895 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 04:48:56,895 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 04:48:56,896 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 04:48:56,897 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 04:48:56,898 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 04:48:56,898 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 04:48:56,899 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 04:48:56,899 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 04:48:56,900 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 04:48:56,900 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 04:48:56,900 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 04:48:56,901 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 04:48:56,902 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 04:48:56,902 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-23 04:48:56,912 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 04:48:56,913 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 04:48:56,913 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 04:48:56,913 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 04:48:56,914 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 04:48:56,914 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 04:48:56,914 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 04:48:56,914 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 04:48:56,914 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 04:48:56,914 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 04:48:56,914 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-23 04:48:56,915 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 04:48:56,915 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 04:48:56,915 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 04:48:56,915 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 04:48:56,916 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 04:48:56,916 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 04:48:56,916 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 04:48:56,916 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 04:48:56,916 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 04:48:56,916 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 04:48:56,916 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 04:48:56,917 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 04:48:56,919 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 04:48:56,919 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 04:48:56,919 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 04:48:56,919 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 04:48:56,919 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 04:48:56,919 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 04:48:56,919 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 04:48:56,920 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 04:48:56,920 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 04:48:56,920 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 04:48:56,920 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 04:48:56,920 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 04:48:56,920 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-23 04:48:56,920 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f6952d6de722ae27e8aa6721728860f37cd0e9c [2018-11-23 04:48:56,941 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 04:48:56,951 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 04:48:56,953 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 04:48:56,954 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 04:48:56,955 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 04:48:56,955 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful_true-unreach-call.cil.out.c [2018-11-23 04:48:57,000 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/data/9fdc7b0a9/adb7c66c533b431abfd10f9a3a0cb248/FLAGba2a76d4f [2018-11-23 04:48:57,599 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 04:48:57,600 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/sv-benchmarks/c/ldv-challenges/linux-3.8-rc1-32_7a-drivers--md--md-mod.ko-ldv_main0_sequence_infinite_withcheck_stateful_true-unreach-call.cil.out.c [2018-11-23 04:48:57,633 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/data/9fdc7b0a9/adb7c66c533b431abfd10f9a3a0cb248/FLAGba2a76d4f [2018-11-23 04:48:57,759 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_037d0fe8-7652-4c16-91ec-354612591bf0/bin-2019/utaipan/data/9fdc7b0a9/adb7c66c533b431abfd10f9a3a0cb248 [2018-11-23 04:48:57,762 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 04:48:57,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 04:48:57,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 04:48:57,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 04:48:57,766 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 04:48:57,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:48:57" (1/1) ... [2018-11-23 04:48:57,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a46475d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:48:57, skipping insertion in model container [2018-11-23 04:48:57,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:48:57" (1/1) ... [2018-11-23 04:48:57,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 04:48:57,959 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 04:49:02,540 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:49:02,575 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 04:49:03,314 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 04:49:04,544 INFO L195 MainTranslator]: Completed translation [2018-11-23 04:49:04,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:49:04 WrapperNode [2018-11-23 04:49:04,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 04:49:04,545 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 04:49:04,545 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 04:49:04,545 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 04:49:04,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:49:04" (1/1) ... [2018-11-23 04:49:04,634 ERROR L1131 TypeChecker]: C: _ctype [10214]: Undeclared identifier ~#_ctype~0 in IdentifierExpression[~#_ctype~0,GLOBAL] [2018-11-23 04:49:04,635 ERROR L1131 TypeChecker]: C: _ctype[(int )((unsigned char )*cp)] [10214]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~mem4216,]],read~int,[StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],offset],BinaryExpression[ARITHMOD,IdentifierExpression[#t~mem4215,],IntegerLiteral[256]]]]],IntegerLiteral[1]]] [2018-11-23 04:49:04,638 ERROR L1131 TypeChecker]: C: _ctype [11226]: Undeclared identifier ~#_ctype~0 in IdentifierExpression[~#_ctype~0,GLOBAL] [2018-11-23 04:49:04,639 ERROR L1131 TypeChecker]: C: _ctype[(int )((unsigned char )*end)] [11226]: Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~mem4587,]],read~int,[StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],offset],BinaryExpression[ARITHMOD,IdentifierExpression[#t~mem4586,],IntegerLiteral[256]]]]],IntegerLiteral[1]]] [2018-11-23 04:49:04,685 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:49:04" (1/1) ... [2018-11-23 04:49:04,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 04:49:04,686 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-11-23 04:49:04,687 INFO L168 Benchmark]: Toolchain (without parser) took 6924.51 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 373.3 MB). Free memory was 927.8 MB in the beginning and 974.7 MB in the end (delta: -46.9 MB). Peak memory consumption was 326.4 MB. Max. memory is 11.5 GB. [2018-11-23 04:49:04,688 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 04:49:04,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6781.66 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 373.3 MB). Free memory was 927.8 MB in the beginning and 994.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 588.8 MB. Max. memory is 11.5 GB. [2018-11-23 04:49:04,690 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.66 ms. Allocated memory is still 1.4 GB. Free memory was 994.5 MB in the beginning and 974.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2018-11-23 04:49:04,692 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 6781.66 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 373.3 MB). Free memory was 927.8 MB in the beginning and 994.5 MB in the end (delta: -66.7 MB). Peak memory consumption was 588.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 140.66 ms. Allocated memory is still 1.4 GB. Free memory was 994.5 MB in the beginning and 974.7 MB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - TypeErrorResult [Line: 10214]: Type Error Undeclared identifier ~#_ctype~0 in IdentifierExpression[~#_ctype~0,GLOBAL] - TypeErrorResult [Line: 10214]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~mem4216,]],read~int,[StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],offset],BinaryExpression[ARITHMOD,IdentifierExpression[#t~mem4215,],IntegerLiteral[256]]]]],IntegerLiteral[1]]] - TypeErrorResult [Line: 11226]: Type Error Undeclared identifier ~#_ctype~0 in IdentifierExpression[~#_ctype~0,GLOBAL] - TypeErrorResult [Line: 11226]: Type Error Wrong parameter type at index 0: CallStatement[false,[VariableLHS[#t~mem4587,]],read~int,[StructConstructor[[base,offset],[StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],base],BinaryExpression[ARITHPLUS,StructAccessExpression[IdentifierExpression[~#_ctype~0,GLOBAL],offset],BinaryExpression[ARITHMOD,IdentifierExpression[#t~mem4586,],IntegerLiteral[256]]]]],IntegerLiteral[1]]] RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...