./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/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 1beda0cd665b8b6f77d9443ceecb2511fd2c14b2 .................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/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 1beda0cd665b8b6f77d9443ceecb2511fd2c14b2 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 20:22:44,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:22:44,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:22:44,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:22:44,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:22:44,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:22:44,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:22:44,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:22:44,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:22:44,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:22:44,825 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:22:44,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:22:44,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:22:44,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:22:44,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:22:44,828 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:22:44,829 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:22:44,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:22:44,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:22:44,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:22:44,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:22:44,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:22:44,835 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:22:44,835 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:22:44,837 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:22:44,837 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:22:44,837 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:22:44,838 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:22:44,838 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:22:44,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:22:44,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:22:44,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:22:44,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:22:44,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:22:44,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:22:44,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:22:44,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:22:44,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:22:44,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:22:44,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:22:44,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:22:44,843 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 20:22:44,853 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:22:44,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:22:44,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:22:44,854 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:22:44,854 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:22:44,854 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:22:44,854 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:22:44,854 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:22:44,855 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:22:44,855 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:22:44,855 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:22:44,855 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:22:44,855 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:22:44,855 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:22:44,855 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:22:44,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:22:44,856 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:22:44,856 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:22:44,856 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:22:44,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:22:44,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:22:44,857 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:22:44,857 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:22:44,857 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:22:44,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:22:44,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:22:44,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:22:44,858 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:22:44,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:22:44,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:22:44,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:22:44,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:22:44,858 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:22:44,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:22:44,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:22:44,859 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:22:44,859 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:22:44,859 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 20:22:44,859 INFO L138 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/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/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 -> 1beda0cd665b8b6f77d9443ceecb2511fd2c14b2 [2019-12-07 20:22:44,959 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:22:44,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:22:44,969 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:22:44,970 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:22:44,971 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:22:44,971 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 20:22:45,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/9e027ca71/ae8eae9fa85049baa434d68975a81c3c/FLAG1c468efe6 [2019-12-07 20:22:45,730 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:22:45,730 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 20:22:45,769 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/9e027ca71/ae8eae9fa85049baa434d68975a81c3c/FLAG1c468efe6 [2019-12-07 20:22:45,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/9e027ca71/ae8eae9fa85049baa434d68975a81c3c [2019-12-07 20:22:45,990 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:22:45,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:22:45,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:22:45,992 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:22:45,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:22:45,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:22:45" (1/1) ... [2019-12-07 20:22:45,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbccc05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:22:45, skipping insertion in model container [2019-12-07 20:22:45,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:22:45" (1/1) ... [2019-12-07 20:22:46,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:22:46,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:22:47,177 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,182 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,187 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,630 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,764 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,769 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,780 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,792 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,797 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,807 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,808 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,814 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,861 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,877 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,877 WARN L540 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2019-12-07 20:22:47,886 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2019-12-07 20:22:47,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31dc73b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:22:47, skipping insertion in model container [2019-12-07 20:22:47,887 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:22:47,887 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:22:47,890 INFO L168 Benchmark]: Toolchain (without parser) took 1897.32 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 919.9 MB in the beginning and 1.0 GB in the end (delta: -108.5 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:22:47,891 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:22:47,891 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1895.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 919.9 MB in the beginning and 1.0 GB in the end (delta: -108.5 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:22:47,893 INFO L335 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 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1895.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 113.2 MB). Free memory was 919.9 MB in the beginning and 1.0 GB in the end (delta: -108.5 MB). Peak memory consumption was 88.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6987]: Unsupported Syntax Unsupported function: bsearch RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 20:22:49,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:22:49,036 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:22:49,044 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:22:49,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:22:49,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:22:49,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:22:49,047 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:22:49,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:22:49,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:22:49,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:22:49,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:22:49,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:22:49,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:22:49,052 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:22:49,052 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:22:49,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:22:49,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:22:49,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:22:49,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:22:49,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:22:49,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:22:49,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:22:49,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:22:49,061 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:22:49,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:22:49,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:22:49,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:22:49,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:22:49,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:22:49,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:22:49,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:22:49,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:22:49,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:22:49,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:22:49,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:22:49,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:22:49,066 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:22:49,066 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:22:49,067 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:22:49,067 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:22:49,068 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 20:22:49,078 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:22:49,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:22:49,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:22:49,079 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:22:49,079 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:22:49,079 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:22:49,079 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:22:49,079 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:22:49,079 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:22:49,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:22:49,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:22:49,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 20:22:49,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:22:49,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 20:22:49,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:22:49,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:22:49,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:22:49,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 20:22:49,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:22:49,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 20:22:49,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:22:49,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:22:49,081 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:22:49,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:22:49,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:22:49,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:22:49,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:22:49,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 20:22:49,082 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:22:49,082 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:22:49,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 20:22:49,083 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:22:49,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:22:49,083 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/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 -> 1beda0cd665b8b6f77d9443ceecb2511fd2c14b2 [2019-12-07 20:22:49,263 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:22:49,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:22:49,276 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:22:49,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:22:49,278 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:22:49,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 20:22:49,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/92b700105/9e8fa439edc74b66ae26071e6f1a84d8/FLAG752c53f97 [2019-12-07 20:22:49,937 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:22:49,938 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 20:22:49,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/92b700105/9e8fa439edc74b66ae26071e6f1a84d8/FLAG752c53f97 [2019-12-07 20:22:50,092 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_79dc9e5d-6d97-4e9e-9685-2a00ac4e2575/bin/utaipan/data/92b700105/9e8fa439edc74b66ae26071e6f1a84d8 [2019-12-07 20:22:50,094 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:22:50,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:22:50,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:22:50,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:22:50,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:22:50,098 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:22:50" (1/1) ... [2019-12-07 20:22:50,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffd4e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:22:50, skipping insertion in model container [2019-12-07 20:22:50,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:22:50" (1/1) ... [2019-12-07 20:22:50,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:22:50,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:22:52,023 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2019-12-07 20:22:52,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39e191dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:22:52, skipping insertion in model container [2019-12-07 20:22:52,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:22:52,024 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:22:52,027 INFO L168 Benchmark]: Toolchain (without parser) took 1930.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -131.4 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:22:52,027 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:22:52,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1929.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -131.4 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. [2019-12-07 20:22:52,029 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1929.11 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 930.8 MB in the beginning and 1.1 GB in the end (delta: -131.4 MB). Peak memory consumption was 97.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6987]: Unsupported Syntax Unsupported function: bsearch RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...