./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d52d764653ccaf641523e38bfee7eec0edee18b .............................................................................................................................. 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_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d52d764653ccaf641523e38bfee7eec0edee18b .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:46:03,199 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:46:03,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:46:03,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:46:03,267 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:46:03,274 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:46:03,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:46:03,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:46:03,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:46:03,302 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:46:03,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:46:03,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:46:03,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:46:03,313 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:46:03,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:46:03,319 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:46:03,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:46:03,325 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:46:03,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:46:03,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:46:03,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:46:03,346 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:46:03,348 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:46:03,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:46:03,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:46:03,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:46:03,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:46:03,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:46:03,366 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:46:03,367 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:46:03,368 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:46:03,369 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:46:03,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:46:03,373 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:46:03,374 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:46:03,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:46:03,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:46:03,376 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:46:03,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:46:03,378 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:46:03,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:46:03,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:46:03,430 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:46:03,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:46:03,431 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:46:03,431 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:46:03,432 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:46:03,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:46:03,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:46:03,433 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:46:03,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:46:03,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:46:03,434 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:46:03,434 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:46:03,435 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:46:03,435 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:46:03,435 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:46:03,435 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:46:03,436 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:46:03,436 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:46:03,436 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:46:03,437 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:46:03,437 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:46:03,437 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:46:03,437 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:46:03,438 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:46:03,438 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:46:03,438 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:46:03,438 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:46:03,439 INFO L138 SettingsManager]: * To the following directory=dump/ 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_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-12-01 16:46:03,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:46:03,801 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:46:03,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:46:03,807 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:46:03,808 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:46:03,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-01 16:46:03,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/580ec3c02/5e2ab929d088412f8258abfbaf299a3c/FLAGfa21c6fc0 [2020-12-01 16:46:05,677 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:46:05,679 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-01 16:46:05,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/580ec3c02/5e2ab929d088412f8258abfbaf299a3c/FLAGfa21c6fc0 [2020-12-01 16:46:05,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/580ec3c02/5e2ab929d088412f8258abfbaf299a3c [2020-12-01 16:46:05,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:46:05,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:46:05,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:46:05,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:46:05,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:46:05,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:46:05" (1/1) ... [2020-12-01 16:46:05,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a69281e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:46:05, skipping insertion in model container [2020-12-01 16:46:05,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:46:05" (1/1) ... [2020-12-01 16:46:05,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:46:06,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:46:11,004 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:46:11,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a9d4d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:46:11, skipping insertion in model container [2020-12-01 16:46:11,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:46:11,007 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:46:11,011 INFO L168 Benchmark]: Toolchain (without parser) took 5042.77 ms. Allocated memory was 86.0 MB in the beginning and 123.7 MB in the end (delta: 37.7 MB). Free memory was 35.5 MB in the beginning and 47.4 MB in the end (delta: -11.9 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:46:11,013 INFO L168 Benchmark]: CDTParser took 0.75 ms. Allocated memory is still 69.2 MB. Free memory was 31.4 MB in the beginning and 31.4 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:46:11,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5036.63 ms. Allocated memory was 86.0 MB in the beginning and 123.7 MB in the end (delta: 37.7 MB). Free memory was 35.2 MB in the beginning and 47.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:46:11,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 ms. Allocated memory is still 69.2 MB. Free memory was 31.4 MB in the beginning and 31.4 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5036.63 ms. Allocated memory was 86.0 MB in the beginning and 123.7 MB in the end (delta: 37.7 MB). Free memory was 35.2 MB in the beginning and 47.4 MB in the end (delta: -12.2 MB). Peak memory consumption was 51.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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 0.2.0-69874e2 [2020-12-01 16:46:13,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:46:13,909 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:46:13,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:46:13,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:46:13,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:46:13,980 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:46:13,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:46:13,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:46:14,001 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:46:14,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:46:14,011 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:46:14,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:46:14,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:46:14,015 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:46:14,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:46:14,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:46:14,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:46:14,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:46:14,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:46:14,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:46:14,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:46:14,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:46:14,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:46:14,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:46:14,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:46:14,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:46:14,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:46:14,043 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:46:14,045 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:46:14,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:46:14,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:46:14,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:46:14,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:46:14,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:46:14,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:46:14,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:46:14,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:46:14,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:46:14,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:46:14,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:46:14,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:46:14,091 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:46:14,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:46:14,092 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:46:14,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:46:14,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:46:14,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:46:14,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:46:14,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:46:14,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:46:14,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:46:14,096 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:46:14,096 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:46:14,096 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:46:14,097 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:46:14,097 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:46:14,097 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:46:14,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:46:14,098 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:46:14,098 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:46:14,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:46:14,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:46:14,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:46:14,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:46:14,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:46:14,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:46:14,101 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:46:14,101 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:46:14,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:46:14,101 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:46:14,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:46:14,102 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:46:14,102 INFO L138 SettingsManager]: * To the following directory=dump/ 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_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-12-01 16:46:14,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:46:14,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:46:14,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:46:14,656 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:46:14,657 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:46:14,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-01 16:46:14,755 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/e3b532cd7/c91e4f66ba9040c0b149dd1199b9892e/FLAG3da1bd471 [2020-12-01 16:46:16,477 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:46:16,478 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-01 16:46:16,618 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/e3b532cd7/c91e4f66ba9040c0b149dd1199b9892e/FLAG3da1bd471 [2020-12-01 16:46:16,725 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_28b9e403-9920-4d17-b24e-def9820fd4a9/bin/ukojak/data/e3b532cd7/c91e4f66ba9040c0b149dd1199b9892e [2020-12-01 16:46:16,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:46:16,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:46:16,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:46:16,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:46:16,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:46:16,744 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:46:16" (1/1) ... [2020-12-01 16:46:16,748 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c9fc6d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:46:16, skipping insertion in model container [2020-12-01 16:46:16,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:46:16" (1/1) ... [2020-12-01 16:46:16,759 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:46:17,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:46:22,057 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-01 16:46:22,057 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4588635a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:46:22, skipping insertion in model container [2020-12-01 16:46:22,058 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:46:22,059 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 16:46:22,063 INFO L168 Benchmark]: Toolchain (without parser) took 5327.69 ms. Allocated memory was 79.7 MB in the beginning and 127.9 MB in the end (delta: 48.2 MB). Free memory was 35.9 MB in the beginning and 57.6 MB in the end (delta: -21.8 MB). Peak memory consumption was 44.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:46:22,065 INFO L168 Benchmark]: CDTParser took 2.69 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 63.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:46:22,068 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5323.27 ms. Allocated memory was 79.7 MB in the beginning and 127.9 MB in the end (delta: 48.2 MB). Free memory was 35.6 MB in the beginning and 57.6 MB in the end (delta: -22.1 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:46:22,072 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.1 MB in the end (delta: 63.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5323.27 ms. Allocated memory was 79.7 MB in the beginning and 127.9 MB in the end (delta: 48.2 MB). Free memory was 35.6 MB in the beginning and 57.6 MB in the end (delta: -22.1 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8703]: 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...