./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_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/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_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/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_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/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_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/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 [2020-12-03 11:01:05,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 11:01:05,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 11:01:05,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 11:01:05,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 11:01:05,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 11:01:05,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 11:01:05,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 11:01:05,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 11:01:05,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 11:01:05,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 11:01:05,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 11:01:05,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 11:01:05,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 11:01:05,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 11:01:05,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 11:01:05,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 11:01:05,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 11:01:05,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 11:01:05,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 11:01:05,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 11:01:05,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 11:01:05,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 11:01:05,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 11:01:05,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 11:01:05,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 11:01:05,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 11:01:05,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 11:01:05,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 11:01:05,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 11:01:05,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 11:01:05,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 11:01:05,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 11:01:05,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 11:01:05,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 11:01:05,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 11:01:05,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 11:01:05,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 11:01:05,942 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 11:01:05,943 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 11:01:05,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 11:01:05,948 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-03 11:01:05,995 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 11:01:05,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 11:01:05,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 11:01:05,996 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-03 11:01:05,997 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 11:01:05,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 11:01:05,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 11:01:05,998 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-03 11:01:05,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 11:01:05,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-03 11:01:05,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 11:01:05,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-03 11:01:06,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-03 11:01:06,000 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 11:01:06,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-03 11:01:06,000 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-03 11:01:06,001 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-03 11:01:06,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 11:01:06,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-03 11:01:06,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-03 11:01:06,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 11:01:06,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 11:01:06,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-03 11:01:06,007 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-03 11:01:06,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-03 11:01:06,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-03 11:01:06,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 11:01:06,008 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_d482ec85-96a5-4365-b657-80ea4080bf3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-12-03 11:01:06,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 11:01:06,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 11:01:06,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 11:01:06,369 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 11:01:06,370 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 11:01:06,371 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-03 11:01:06,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/fe1fe79f2/0bed7f871d954ae28c47f86befcdf6ab/FLAGb343a70c7 [2020-12-03 11:01:07,778 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 11:01:07,779 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-03 11:01:07,879 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/fe1fe79f2/0bed7f871d954ae28c47f86befcdf6ab/FLAGb343a70c7 [2020-12-03 11:01:07,910 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/fe1fe79f2/0bed7f871d954ae28c47f86befcdf6ab [2020-12-03 11:01:07,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 11:01:07,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 11:01:07,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 11:01:07,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 11:01:07,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 11:01:07,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 11:01:07" (1/1) ... [2020-12-03 11:01:07,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5afc736d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:01:07, skipping insertion in model container [2020-12-03 11:01:07,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 11:01:07" (1/1) ... [2020-12-03 11:01:07,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 11:01:08,272 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 11:01:12,173 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-03 11:01:12,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55e4d369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:01:12, skipping insertion in model container [2020-12-03 11:01:12,174 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-03 11:01:12,174 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-03 11:01:12,177 INFO L168 Benchmark]: Toolchain (without parser) took 4258.42 ms. Allocated memory was 92.3 MB in the beginning and 232.8 MB in the end (delta: 140.5 MB). Free memory was 44.7 MB in the beginning and 114.4 MB in the end (delta: -69.7 MB). Peak memory consumption was 75.8 MB. Max. memory is 16.1 GB. [2020-12-03 11:01:12,177 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 35.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 11:01:12,178 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4255.40 ms. Allocated memory was 92.3 MB in the beginning and 232.8 MB in the end (delta: 140.5 MB). Free memory was 44.5 MB in the beginning and 114.4 MB in the end (delta: -69.9 MB). Peak memory consumption was 75.8 MB. Max. memory is 16.1 GB. [2020-12-03 11:01:12,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 ms. Allocated memory is still 92.3 MB. Free memory was 51.2 MB in the beginning and 51.1 MB in the end (delta: 35.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4255.40 ms. Allocated memory was 92.3 MB in the beginning and 232.8 MB in the end (delta: 140.5 MB). Free memory was 44.5 MB in the beginning and 114.4 MB in the end (delta: -69.9 MB). Peak memory consumption was 75.8 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 [2020-12-03 11:01:14,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-03 11:01:14,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-03 11:01:14,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-03 11:01:14,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-03 11:01:14,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-03 11:01:14,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-03 11:01:14,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-03 11:01:14,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-03 11:01:14,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-03 11:01:14,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-03 11:01:14,550 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-03 11:01:14,550 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-03 11:01:14,554 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-03 11:01:14,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-03 11:01:14,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-03 11:01:14,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-03 11:01:14,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-03 11:01:14,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-03 11:01:14,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-03 11:01:14,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-03 11:01:14,578 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-03 11:01:14,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-03 11:01:14,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-03 11:01:14,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-03 11:01:14,597 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-03 11:01:14,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-03 11:01:14,600 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-03 11:01:14,600 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-03 11:01:14,601 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-03 11:01:14,602 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-03 11:01:14,603 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-03 11:01:14,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-03 11:01:14,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-03 11:01:14,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-03 11:01:14,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-03 11:01:14,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-03 11:01:14,609 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-03 11:01:14,609 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-03 11:01:14,611 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-03 11:01:14,612 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-03 11:01:14,613 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-03 11:01:14,654 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-03 11:01:14,654 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-03 11:01:14,656 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-03 11:01:14,656 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-03 11:01:14,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-03 11:01:14,658 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-03 11:01:14,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-03 11:01:14,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-03 11:01:14,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-03 11:01:14,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-03 11:01:14,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-03 11:01:14,661 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-03 11:01:14,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-03 11:01:14,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-03 11:01:14,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-03 11:01:14,662 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-03 11:01:14,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-03 11:01:14,663 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-03 11:01:14,663 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-03 11:01:14,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-03 11:01:14,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-03 11:01:14,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-03 11:01:14,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-03 11:01:14,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-03 11:01:14,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-03 11:01:14,665 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-03 11:01:14,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-03 11:01:14,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-03 11:01:14,666 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-03 11:01:14,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-03 11:01:14,666 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-03 11:01:14,667 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_d482ec85-96a5-4365-b657-80ea4080bf3b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d52d764653ccaf641523e38bfee7eec0edee18b [2020-12-03 11:01:15,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-03 11:01:15,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-03 11:01:15,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-03 11:01:15,105 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-03 11:01:15,105 INFO L275 PluginConnector]: CDTParser initialized [2020-12-03 11:01:15,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-03 11:01:15,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/e74429523/5d3131498b8b4a06857939ef6619c33b/FLAGa97b6eb80 [2020-12-03 11:01:16,805 INFO L306 CDTParser]: Found 1 translation units. [2020-12-03 11:01:16,806 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-pci-bt8xx-bttv.cil.i [2020-12-03 11:01:16,959 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/e74429523/5d3131498b8b4a06857939ef6619c33b/FLAGa97b6eb80 [2020-12-03 11:01:17,138 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d482ec85-96a5-4365-b657-80ea4080bf3b/bin/ukojak/data/e74429523/5d3131498b8b4a06857939ef6619c33b [2020-12-03 11:01:17,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-03 11:01:17,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-03 11:01:17,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-03 11:01:17,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-03 11:01:17,152 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-03 11:01:17,153 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 11:01:17" (1/1) ... [2020-12-03 11:01:17,155 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59239f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:01:17, skipping insertion in model container [2020-12-03 11:01:17,155 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 11:01:17" (1/1) ... [2020-12-03 11:01:17,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-03 11:01:17,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-03 11:01:22,004 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-12-03 11:01:22,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e19a92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 11:01:22, skipping insertion in model container [2020-12-03 11:01:22,006 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-03 11:01:22,007 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-03 11:01:22,010 INFO L168 Benchmark]: Toolchain (without parser) took 4864.09 ms. Allocated memory was 65.0 MB in the beginning and 138.4 MB in the end (delta: 73.4 MB). Free memory was 27.1 MB in the beginning and 58.9 MB in the end (delta: -31.8 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. [2020-12-03 11:01:22,011 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-03 11:01:22,014 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4859.63 ms. Allocated memory was 65.0 MB in the beginning and 138.4 MB in the end (delta: 73.4 MB). Free memory was 27.0 MB in the beginning and 58.9 MB in the end (delta: -31.9 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. [2020-12-03 11:01:22,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory is still 47.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4859.63 ms. Allocated memory was 65.0 MB in the beginning and 138.4 MB in the end (delta: 73.4 MB). Free memory was 27.0 MB in the beginning and 58.9 MB in the end (delta: -31.9 MB). Peak memory consumption was 48.6 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...