./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-common-saa7146-saa7146_vv.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_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deecf2f7544252a8de57ab993ddb0b606a87db67 .............................................................................................................................. 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_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deecf2f7544252a8de57ab993ddb0b606a87db67 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:37:58,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:37:58,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:37:58,388 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:37:58,389 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:37:58,390 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:37:58,392 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:37:58,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:37:58,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:37:58,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:37:58,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:37:58,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:37:58,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:37:58,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:37:58,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:37:58,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:37:58,413 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:37:58,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:37:58,423 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:37:58,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:37:58,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:37:58,441 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:37:58,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:37:58,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:37:58,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:37:58,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:37:58,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:37:58,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:37:58,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:37:58,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:37:58,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:37:58,465 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:37:58,468 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:37:58,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:37:58,471 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:37:58,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:37:58,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:37:58,473 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:37:58,473 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:37:58,474 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:37:58,475 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:37:58,479 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 22:37:58,534 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:37:58,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:37:58,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:37:58,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:37:58,541 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:37:58,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:37:58,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:37:58,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:37:58,543 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:37:58,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:37:58,544 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:37:58,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:37:58,545 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:37:58,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:37:58,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:37:58,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:37:58,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:37:58,547 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:37:58,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:37:58,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:37:58,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:37:58,551 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:37:58,552 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:37:58,552 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:37:58,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:37:58,553 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:37:58,553 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:37:58,553 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_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deecf2f7544252a8de57ab993ddb0b606a87db67 [2020-11-29 22:37:58,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:37:58,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:37:58,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:37:59,001 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:37:59,002 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:37:59,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-29 22:37:59,069 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/4fcd594a0/62790c7263e74940b526018da6d36731/FLAG17e64bf5a [2020-11-29 22:38:00,243 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:38:00,244 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-29 22:38:00,317 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/4fcd594a0/62790c7263e74940b526018da6d36731/FLAG17e64bf5a [2020-11-29 22:38:00,455 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/4fcd594a0/62790c7263e74940b526018da6d36731 [2020-11-29 22:38:00,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:38:00,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:38:00,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:38:00,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:38:00,464 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:38:00,465 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:38:00" (1/1) ... [2020-11-29 22:38:00,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@680ddd64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:38:00, skipping insertion in model container [2020-11-29 22:38:00,467 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:38:00" (1/1) ... [2020-11-29 22:38:00,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:38:00,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:38:04,184 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 22:38:04,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fdbc7f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:38:04, skipping insertion in model container [2020-11-29 22:38:04,185 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:38:04,186 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 22:38:04,190 INFO L168 Benchmark]: Toolchain (without parser) took 3728.57 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 49.8 MB in the beginning and 77.9 MB in the end (delta: -28.1 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:38:04,192 INFO L168 Benchmark]: CDTParser took 0.83 ms. Allocated memory is still 109.1 MB. Free memory is still 85.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:38:04,196 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3725.66 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 49.5 MB in the beginning and 77.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 40.3 MB. Max. memory is 16.1 GB. [2020-11-29 22:38:04,199 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83 ms. Allocated memory is still 109.1 MB. Free memory is still 85.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3725.66 ms. Allocated memory was 109.1 MB in the beginning and 157.3 MB in the end (delta: 48.2 MB). Free memory was 49.5 MB in the beginning and 77.9 MB in the end (delta: -28.4 MB). Peak memory consumption was 40.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11588]: 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 [2020-11-29 22:38:06,805 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:38:06,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:38:06,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:38:06,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:38:06,840 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:38:06,842 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:38:06,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:38:06,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:38:06,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:38:06,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:38:06,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:38:06,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:38:06,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:38:06,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:38:06,867 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:38:06,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:38:06,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:38:06,876 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:38:06,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:38:06,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:38:06,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:38:06,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:38:06,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:38:06,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:38:06,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:38:06,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:38:06,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:38:06,914 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:38:06,915 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:38:06,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:38:06,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:38:06,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:38:06,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:38:06,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:38:06,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:38:06,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:38:06,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:38:06,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:38:06,928 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:38:06,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:38:06,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 22:38:06,997 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:38:06,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:38:07,004 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:38:07,004 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:38:07,005 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:38:07,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:38:07,005 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:38:07,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:38:07,006 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:38:07,006 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:38:07,008 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 22:38:07,008 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 22:38:07,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:38:07,009 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:38:07,009 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:38:07,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:38:07,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:38:07,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:38:07,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:38:07,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:38:07,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:38:07,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:38:07,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:38:07,012 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 22:38:07,012 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 22:38:07,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:38:07,013 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:38:07,013 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:38:07,014 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 22:38:07,014 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_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deecf2f7544252a8de57ab993ddb0b606a87db67 [2020-11-29 22:38:07,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:38:07,583 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:38:07,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:38:07,590 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:38:07,591 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:38:07,593 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-29 22:38:07,687 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/1c0c83988/10cae0c50d45459882c959929d38b046/FLAGd15bb865c [2020-11-29 22:38:09,059 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:38:09,061 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-11-29 22:38:09,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/1c0c83988/10cae0c50d45459882c959929d38b046/FLAGd15bb865c [2020-11-29 22:38:09,212 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f3a61d64-56e6-4285-b3c6-7b495850aaa9/bin/uautomizer/data/1c0c83988/10cae0c50d45459882c959929d38b046 [2020-11-29 22:38:09,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:38:09,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:38:09,224 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:38:09,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:38:09,229 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:38:09,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:38:09" (1/1) ... [2020-11-29 22:38:09,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@791efc80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:38:09, skipping insertion in model container [2020-11-29 22:38:09,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:38:09" (1/1) ... [2020-11-29 22:38:09,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:38:09,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:38:13,062 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 22:38:13,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61f279f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:38:13, skipping insertion in model container [2020-11-29 22:38:13,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:38:13,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 22:38:13,067 INFO L168 Benchmark]: Toolchain (without parser) took 3844.99 ms. Allocated memory was 65.0 MB in the beginning and 119.5 MB in the end (delta: 54.5 MB). Free memory was 36.5 MB in the beginning and 74.6 MB in the end (delta: -38.1 MB). Peak memory consumption was 52.5 MB. Max. memory is 16.1 GB. [2020-11-29 22:38:13,069 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 32.4 MB in the beginning and 32.4 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:38:13,071 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3838.88 ms. Allocated memory was 65.0 MB in the beginning and 119.5 MB in the end (delta: 54.5 MB). Free memory was 36.3 MB in the beginning and 74.6 MB in the end (delta: -38.2 MB). Peak memory consumption was 52.5 MB. Max. memory is 16.1 GB. [2020-11-29 22:38:13,073 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 50.3 MB. Free memory was 32.4 MB in the beginning and 32.4 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3838.88 ms. Allocated memory was 65.0 MB in the beginning and 119.5 MB in the end (delta: 54.5 MB). Free memory was 36.3 MB in the beginning and 74.6 MB in the end (delta: -38.2 MB). Peak memory consumption was 52.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11588]: 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...