./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-32_7a-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_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/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 42803ada5497d89f7a6d38b9b4d9579f6137a243 .................................................................................................................................................. 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_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/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 42803ada5497d89f7a6d38b9b4d9579f6137a243 .............................................................................................................................. 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 10:31:00,625 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:31:00,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:31:00,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:31:00,633 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:31:00,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:31:00,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:31:00,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:31:00,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:31:00,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:31:00,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:31:00,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:31:00,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:31:00,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:31:00,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:31:00,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:31:00,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:31:00,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:31:00,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:31:00,646 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:31:00,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:31:00,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:31:00,648 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:31:00,649 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:31:00,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:31:00,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:31:00,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:31:00,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:31:00,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:31:00,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:31:00,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:31:00,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:31:00,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:31:00,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:31:00,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:31:00,655 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:31:00,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:31:00,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:31:00,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:31:00,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:31:00,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:31:00,657 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 10:31:00,667 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:31:00,667 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:31:00,667 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:31:00,668 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:31:00,668 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:31:00,668 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:31:00,668 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 10:31:00,668 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:31:00,668 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:31:00,668 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 10:31:00,669 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 10:31:00,669 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:31:00,669 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 10:31:00,669 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 10:31:00,669 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 10:31:00,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:31:00,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 10:31:00,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:31:00,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:31:00,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:31:00,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:31:00,670 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:31:00,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:31:00,671 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:31:00,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:31:00,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:31:00,671 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:31:00,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:31:00,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:31:00,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:31:00,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:31:00,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:31:00,672 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 10:31:00,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 10:31:00,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:31:00,672 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:31:00,673 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:31:00,673 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 10:31:00,673 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_26f43960-8b4d-4c40-ae92-15066fd84d6a/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 -> 42803ada5497d89f7a6d38b9b4d9579f6137a243 [2019-12-07 10:31:00,772 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:31:00,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:31:00,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:31:00,782 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:31:00,783 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:31:00,783 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 10:31:00,820 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/d726d4f21/88f6f9440cfd498daa81235368408c29/FLAG1e104a960 [2019-12-07 10:31:01,442 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:31:01,443 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 10:31:01,474 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/d726d4f21/88f6f9440cfd498daa81235368408c29/FLAG1e104a960 [2019-12-07 10:31:01,851 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/d726d4f21/88f6f9440cfd498daa81235368408c29 [2019-12-07 10:31:01,853 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:31:01,854 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:31:01,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:31:01,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:31:01,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:31:01,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:31:01" (1/1) ... [2019-12-07 10:31:01,861 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 10:31:01, skipping insertion in model container [2019-12-07 10:31:01,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:31:01" (1/1) ... [2019-12-07 10:31:01,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:31:01,963 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:31:03,134 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 10:31:03,140 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 10:31:03,145 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 10:31:03,612 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 10:31:03,749 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 10:31:03,754 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 10:31:03,765 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 10:31:03,777 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 10:31:03,782 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 10:31:03,791 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 10:31:03,792 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 10:31:03,798 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 10:31:03,843 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 10:31:03,855 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 10:31:03,856 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 10:31:03,862 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2019-12-07 10:31:03,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a9d87f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:03, skipping insertion in model container [2019-12-07 10:31:03,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:31:03,863 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:31:03,865 INFO L168 Benchmark]: Toolchain (without parser) took 2010.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 926.3 MB in the beginning and 1.0 GB in the end (delta: -107.5 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:03,865 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 10:31:03,866 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2007.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 926.3 MB in the beginning and 1.0 GB in the end (delta: -107.5 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:03,867 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 963.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2007.94 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 117.4 MB). Free memory was 926.3 MB in the beginning and 1.0 GB in the end (delta: -107.5 MB). Peak memory consumption was 92.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7015]: 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 10:31:04,986 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 10:31:04,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 10:31:04,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 10:31:04,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 10:31:04,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 10:31:04,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 10:31:04,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 10:31:04,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 10:31:05,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 10:31:05,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 10:31:05,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 10:31:05,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 10:31:05,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 10:31:05,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 10:31:05,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 10:31:05,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 10:31:05,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 10:31:05,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 10:31:05,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 10:31:05,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 10:31:05,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 10:31:05,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 10:31:05,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 10:31:05,013 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 10:31:05,013 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 10:31:05,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 10:31:05,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 10:31:05,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 10:31:05,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 10:31:05,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 10:31:05,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 10:31:05,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 10:31:05,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 10:31:05,017 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 10:31:05,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 10:31:05,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 10:31:05,018 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 10:31:05,018 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 10:31:05,019 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 10:31:05,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 10:31:05,020 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 10:31:05,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 10:31:05,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 10:31:05,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 10:31:05,031 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 10:31:05,031 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 10:31:05,031 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 10:31:05,031 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 10:31:05,031 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 10:31:05,031 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 10:31:05,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 10:31:05,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 10:31:05,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 10:31:05,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 10:31:05,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 10:31:05,033 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 10:31:05,033 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 10:31:05,033 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 10:31:05,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 10:31:05,033 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 10:31:05,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 10:31:05,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 10:31:05,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 10:31:05,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 10:31:05,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 10:31:05,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 10:31:05,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 10:31:05,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 10:31:05,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 10:31:05,034 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 10:31:05,034 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 10:31:05,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 10:31:05,035 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 10:31:05,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 10:31:05,035 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_26f43960-8b4d-4c40-ae92-15066fd84d6a/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 -> 42803ada5497d89f7a6d38b9b4d9579f6137a243 [2019-12-07 10:31:05,206 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 10:31:05,214 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 10:31:05,216 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 10:31:05,217 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 10:31:05,217 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 10:31:05,218 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 10:31:05,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/fdbc6800a/edf0aac6027a4cb08752856802ac2d92/FLAG448ada275 [2019-12-07 10:31:05,937 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 10:31:05,938 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rbd.ko-entry_point.cil.out.i [2019-12-07 10:31:05,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/fdbc6800a/edf0aac6027a4cb08752856802ac2d92/FLAG448ada275 [2019-12-07 10:31:06,284 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_26f43960-8b4d-4c40-ae92-15066fd84d6a/bin/utaipan/data/fdbc6800a/edf0aac6027a4cb08752856802ac2d92 [2019-12-07 10:31:06,286 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 10:31:06,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 10:31:06,288 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 10:31:06,288 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 10:31:06,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 10:31:06,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:31:06" (1/1) ... [2019-12-07 10:31:06,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f0c2c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:06, skipping insertion in model container [2019-12-07 10:31:06,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 10:31:06" (1/1) ... [2019-12-07 10:31:06,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 10:31:06,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 10:31:08,291 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: bsearch [2019-12-07 10:31:08,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e5cf041 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 10:31:08, skipping insertion in model container [2019-12-07 10:31:08,291 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 10:31:08,292 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 10:31:08,293 INFO L168 Benchmark]: Toolchain (without parser) took 2005.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 98.3 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:08,294 INFO L168 Benchmark]: CDTParser took 0.14 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 10:31:08,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2003.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 98.3 MB. Max. memory is 11.5 GB. [2019-12-07 10:31:08,295 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 2003.42 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 169.3 MB). Free memory was 929.4 MB in the beginning and 1.1 GB in the end (delta: -161.3 MB). Peak memory consumption was 98.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7015]: Unsupported Syntax Unsupported function: bsearch RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...