./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan --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 7537b4240a5be178fd08fe2bdf039a91acebaeb9 ................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan --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 7537b4240a5be178fd08fe2bdf039a91acebaeb9 .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:47:26,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:47:26,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:47:27,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:47:27,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:47:27,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:47:27,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:47:27,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:47:27,049 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:47:27,057 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:47:27,058 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:47:27,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:47:27,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:47:27,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:47:27,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:47:27,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:47:27,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:47:27,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:47:27,086 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:47:27,092 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:47:27,094 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:47:27,095 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:47:27,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:47:27,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:47:27,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:47:27,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:47:27,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:47:27,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:47:27,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:47:27,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:47:27,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:47:27,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:47:27,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:47:27,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:47:27,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:47:27,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:47:27,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:47:27,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:47:27,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:47:27,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:47:27,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:47:27,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-30 01:47:27,144 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:47:27,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:47:27,146 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:47:27,146 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:47:27,147 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:47:27,147 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:47:27,148 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 01:47:27,148 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:47:27,149 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:47:27,149 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 01:47:27,149 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 01:47:27,150 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:47:27,150 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 01:47:27,151 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 01:47:27,151 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 01:47:27,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:47:27,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:47:27,153 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:47:27,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:47:27,153 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:47:27,154 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:47:27,154 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:47:27,154 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:47:27,154 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:47:27,155 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:47:27,155 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:47:27,156 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:47:27,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:47:27,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:47:27,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:47:27,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:47:27,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:47:27,158 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 01:47:27,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:47:27,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:47:27,159 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:47:27,160 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:47:27,161 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-30 01:47:27,161 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7537b4240a5be178fd08fe2bdf039a91acebaeb9 [2020-11-30 01:47:27,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:47:27,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:47:27,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:47:27,445 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:47:27,446 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:47:27,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:47:27,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/72e9b1c87/a8b75269abc347b9b00ef61b4a52ca47/FLAG8a42865e3 [2020-11-30 01:47:28,788 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:47:28,789 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:47:28,891 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/72e9b1c87/a8b75269abc347b9b00ef61b4a52ca47/FLAG8a42865e3 [2020-11-30 01:47:29,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/72e9b1c87/a8b75269abc347b9b00ef61b4a52ca47 [2020-11-30 01:47:29,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:47:29,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:47:29,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:47:29,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:47:29,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:47:29,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:47:29" (1/1) ... [2020-11-30 01:47:29,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66fa21a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:47:29, skipping insertion in model container [2020-11-30 01:47:29,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:47:29" (1/1) ... [2020-11-30 01:47:29,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:47:29,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:47:32,995 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,693 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,739 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,751 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,762 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,775 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,803 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,818 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,831 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,845 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,861 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,872 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,883 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,903 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,936 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,954 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,970 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:33,984 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:34,055 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:34,070 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:34,148 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:34,162 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:34,174 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-30 01:47:34,184 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:47:34,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8055045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:47:34, skipping insertion in model container [2020-11-30 01:47:34,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:47:34,186 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:47:34,190 INFO L168 Benchmark]: Toolchain (without parser) took 4844.41 ms. Allocated memory was 92.3 MB in the beginning and 180.4 MB in the end (delta: 88.1 MB). Free memory was 45.4 MB in the beginning and 96.3 MB in the end (delta: -51.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:47:34,192 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 51.4 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:47:34,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4839.98 ms. Allocated memory was 92.3 MB in the beginning and 180.4 MB in the end (delta: 88.1 MB). Free memory was 45.4 MB in the beginning and 96.3 MB in the end (delta: -51.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:47:34,197 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory was 51.4 MB in the beginning and 51.4 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4839.98 ms. Allocated memory was 92.3 MB in the beginning and 180.4 MB in the end (delta: 88.1 MB). Free memory was 45.4 MB in the beginning and 96.3 MB in the end (delta: -51.0 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:47:36,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:47:36,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:47:36,457 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:47:36,458 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:47:36,463 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:47:36,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:47:36,471 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:47:36,475 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:47:36,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:47:36,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:47:36,496 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:47:36,496 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:47:36,502 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:47:36,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:47:36,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:47:36,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:47:36,512 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:47:36,516 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:47:36,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:47:36,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:47:36,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:47:36,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:47:36,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:47:36,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:47:36,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:47:36,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:47:36,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:47:36,553 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:47:36,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:47:36,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:47:36,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:47:36,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:47:36,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:47:36,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:47:36,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:47:36,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:47:36,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:47:36,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:47:36,565 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:47:36,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:47:36,567 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-30 01:47:36,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:47:36,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:47:36,614 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 01:47:36,615 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 01:47:36,615 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 01:47:36,615 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 01:47:36,616 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 01:47:36,616 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 01:47:36,616 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 01:47:36,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:47:36,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:47:36,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:47:36,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:47:36,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:47:36,620 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 01:47:36,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:47:36,621 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:47:36,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:47:36,621 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:47:36,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:47:36,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:47:36,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:47:36,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:47:36,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:47:36,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:47:36,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:47:36,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:47:36,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:47:36,624 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 01:47:36,624 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:47:36,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:47:36,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:47:36,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:47:36,625 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-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7537b4240a5be178fd08fe2bdf039a91acebaeb9 [2020-11-30 01:47:37,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:47:37,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:47:37,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:47:37,073 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:47:37,079 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:47:37,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:47:37,143 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/cb86a3987/81880b8068b24b828b31db72296af7ba/FLAGb2693f39a [2020-11-30 01:47:38,598 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:47:38,602 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-bt8xx-bttv.cil.i [2020-11-30 01:47:38,693 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/cb86a3987/81880b8068b24b828b31db72296af7ba/FLAGb2693f39a [2020-11-30 01:47:39,058 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b0a61ef5-74b4-4835-ae1d-5dd888ae7856/bin/utaipan/data/cb86a3987/81880b8068b24b828b31db72296af7ba [2020-11-30 01:47:39,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:47:39,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:47:39,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:47:39,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:47:39,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:47:39,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:47:39" (1/1) ... [2020-11-30 01:47:39,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1010ff72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:47:39, skipping insertion in model container [2020-11-30 01:47:39,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:47:39" (1/1) ... [2020-11-30 01:47:39,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:47:39,437 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:47:44,158 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-30 01:47:44,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44066bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:47:44, skipping insertion in model container [2020-11-30 01:47:44,159 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:47:44,160 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:47:44,170 INFO L168 Benchmark]: Toolchain (without parser) took 5097.99 ms. Allocated memory was 73.4 MB in the beginning and 180.4 MB in the end (delta: 107.0 MB). Free memory was 33.2 MB in the beginning and 111.6 MB in the end (delta: -78.4 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:47:44,172 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.3 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:47:44,175 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5095.36 ms. Allocated memory was 73.4 MB in the beginning and 180.4 MB in the end (delta: 107.0 MB). Free memory was 33.0 MB in the beginning and 111.6 MB in the end (delta: -78.6 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:47:44,178 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 54.5 MB. Free memory was 35.4 MB in the beginning and 35.3 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5095.36 ms. Allocated memory was 73.4 MB in the beginning and 180.4 MB in the end (delta: 107.0 MB). Free memory was 33.0 MB in the beginning and 111.6 MB in the end (delta: -78.6 MB). Peak memory consumption was 42.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8716]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...