./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--ata--libata.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:29:35,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:29:35,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:29:35,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:29:35,911 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:29:35,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:29:35,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:29:35,925 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:29:35,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:29:35,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:29:35,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:29:35,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:29:35,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:29:35,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:29:35,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:29:35,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:29:35,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:29:35,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:29:35,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:29:35,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:29:35,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:29:35,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:29:35,952 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:29:35,963 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:29:35,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:29:35,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:29:35,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:29:35,976 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:29:35,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:29:35,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:29:35,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:29:35,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:29:35,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:29:35,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:29:35,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:29:35,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:29:35,985 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:29:35,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:29:35,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:29:35,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:29:35,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:29:35,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:29:36,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:29:36,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:29:36,016 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:29:36,016 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:29:36,017 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:29:36,017 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:29:36,018 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:29:36,018 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:29:36,018 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:29:36,019 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:29:36,019 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:29:36,020 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:29:36,021 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:29:36,021 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:29:36,021 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:29:36,022 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:29:36,022 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:29:36,022 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:29:36,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:29:36,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:29:36,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:29:36,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:29:36,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:29:36,026 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:29:36,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:29:36,027 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:29:36,027 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:29:36,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:29:36,028 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:29:36,028 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:29:36,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:29:36,029 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:29:36,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:29:36,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:29:36,030 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:29:36,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:29:36,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:29:36,032 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:29:36,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 [2022-11-19 07:29:36,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:29:36,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:29:36,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:29:36,416 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:29:36,417 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:29:36,418 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-19 07:29:36,508 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/55dc86587/beaa24f249c149f08002174d8f91c556/FLAGea492666a [2022-11-19 07:29:38,013 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:29:38,014 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-19 07:29:38,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/55dc86587/beaa24f249c149f08002174d8f91c556/FLAGea492666a [2022-11-19 07:29:38,340 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/55dc86587/beaa24f249c149f08002174d8f91c556 [2022-11-19 07:29:38,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:29:38,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:29:38,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:38,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:29:38,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:29:38,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:38" (1/1) ... [2022-11-19 07:29:38,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b15f76d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:38, skipping insertion in model container [2022-11-19 07:29:38,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:38" (1/1) ... [2022-11-19 07:29:38,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:29:38,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:29:45,148 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ata_port_printk [2022-11-19 07:29:45,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f4e0067 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:45, skipping insertion in model container [2022-11-19 07:29:45,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:45,150 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:29:45,152 INFO L158 Benchmark]: Toolchain (without parser) took 6806.94ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 57.0MB in the beginning and 109.8MB in the end (delta: -52.8MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2022-11-19 07:29:45,153 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:29:45,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6804.10ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 56.6MB in the beginning and 109.8MB in the end (delta: -53.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2022-11-19 07:29:45,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 58.4MB in the end (delta: 28.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6804.10ms. Allocated memory was 117.4MB in the beginning and 180.4MB in the end (delta: 62.9MB). Free memory was 56.6MB in the beginning and 109.8MB in the end (delta: -53.3MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8933]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ata_port_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:29:47,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:29:47,451 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:29:47,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:29:47,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:29:47,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:29:47,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:29:47,504 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:29:47,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:29:47,507 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:29:47,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:29:47,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:29:47,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:29:47,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:29:47,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:29:47,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:29:47,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:29:47,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:29:47,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:29:47,537 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:29:47,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:29:47,543 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:29:47,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:29:47,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:29:47,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:29:47,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:29:47,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:29:47,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:29:47,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:29:47,566 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:29:47,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:29:47,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:29:47,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:29:47,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:29:47,572 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:29:47,572 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:29:47,573 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:29:47,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:29:47,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:29:47,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:29:47,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:29:47,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-19 07:29:47,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:29:47,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:29:47,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:29:47,628 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:29:47,629 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:29:47,629 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:29:47,630 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:29:47,630 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:29:47,630 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:29:47,631 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:29:47,632 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:29:47,632 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:29:47,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:29:47,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:29:47,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:29:47,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:29:47,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:29:47,655 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-19 07:29:47,655 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-19 07:29:47,656 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-19 07:29:47,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:29:47,656 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:29:47,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:29:47,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:29:47,657 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-19 07:29:47,658 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:29:47,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:29:47,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:29:47,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:29:47,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:29:47,659 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-19 07:29:47,660 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-19 07:29:47,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:29:47,660 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:29:47,661 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-19 07:29:47,661 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 786ae968db48da21b8c5bc4521f19e69f989f95d630c63f4157281c42112d0c1 [2022-11-19 07:29:48,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:29:48,161 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:29:48,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:29:48,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:29:48,169 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:29:48,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-19 07:29:48,252 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/681e61871/791948db5b3a47f0a6cf1b63891d8f39/FLAG089e12399 [2022-11-19 07:29:50,099 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:29:50,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--ata--libata.ko-entry_point.cil.out.i [2022-11-19 07:29:50,248 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/681e61871/791948db5b3a47f0a6cf1b63891d8f39/FLAG089e12399 [2022-11-19 07:29:50,681 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d02a0e7-5300-4d3d-958c-eb98a69e1caf/bin/utaipan-I9t0OCRTmS/data/681e61871/791948db5b3a47f0a6cf1b63891d8f39 [2022-11-19 07:29:50,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:29:50,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:29:50,687 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:50,688 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:29:50,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:29:50,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:50" (1/1) ... [2022-11-19 07:29:50,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7e34ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:50, skipping insertion in model container [2022-11-19 07:29:50,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:29:50" (1/1) ... [2022-11-19 07:29:50,708 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:29:51,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:29:58,091 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: ata_port_printk [2022-11-19 07:29:58,092 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38a05d09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:29:58, skipping insertion in model container [2022-11-19 07:29:58,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:29:58,093 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-19 07:29:58,095 INFO L158 Benchmark]: Toolchain (without parser) took 7408.14ms. Allocated memory was 98.6MB in the beginning and 211.8MB in the end (delta: 113.2MB). Free memory was 49.2MB in the beginning and 134.3MB in the end (delta: -85.1MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2022-11-19 07:29:58,096 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 65.0MB. Free memory was 46.8MB in the beginning and 46.8MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-19 07:29:58,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7405.38ms. Allocated memory was 98.6MB in the beginning and 211.8MB in the end (delta: 113.2MB). Free memory was 48.9MB in the beginning and 134.3MB in the end (delta: -85.4MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2022-11-19 07:29:58,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 65.0MB. Free memory was 46.8MB in the beginning and 46.8MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7405.38ms. Allocated memory was 98.6MB in the beginning and 211.8MB in the end (delta: 113.2MB). Free memory was 48.9MB in the beginning and 134.3MB in the end (delta: -85.4MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8933]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: ata_port_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN