./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.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_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/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 d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 .............................................................................................................................. 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_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/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 d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 ................................................................................................................................ 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 20:54:00,811 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:54:00,814 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:54:00,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:54:00,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:54:00,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:54:00,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:54:00,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:54:00,922 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:54:00,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:54:00,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:54:00,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:54:00,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:54:00,936 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:54:00,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:54:00,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:54:00,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:54:00,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:54:00,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:54:00,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:54:00,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:54:00,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:54:00,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:54:00,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:54:00,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:54:00,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:54:00,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:54:00,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:54:00,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:54:00,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:54:00,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:54:00,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:54:00,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:54:00,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:54:00,985 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:54:00,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:54:00,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:54:00,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:54:00,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:54:00,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:54:00,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:54:00,993 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 20:54:01,034 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:54:01,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:54:01,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:54:01,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:54:01,037 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:54:01,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:54:01,037 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:54:01,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:54:01,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:54:01,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:54:01,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:54:01,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:54:01,040 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:54:01,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:54:01,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:54:01,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:54:01,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:54:01,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:54:01,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:54:01,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:54:01,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:54:01,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:54:01,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 20:54:01,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:54:01,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:54:01,044 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:54:01,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:54:01,045 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_f333bb85-6c83-4786-a04f-e0f4973d84ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 [2020-11-29 20:54:01,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:54:01,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:54:01,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:54:01,384 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:54:01,388 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:54:01,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-11-29 20:54:01,479 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/223ed66a2/44a29514da3348eda9d9fcda1707e75a/FLAGfee6952a8 [2020-11-29 20:54:02,705 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:54:02,706 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-11-29 20:54:02,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/223ed66a2/44a29514da3348eda9d9fcda1707e75a/FLAGfee6952a8 [2020-11-29 20:54:02,851 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/223ed66a2/44a29514da3348eda9d9fcda1707e75a [2020-11-29 20:54:02,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:54:02,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:54:02,860 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:02,860 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:54:02,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:54:02,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:02" (1/1) ... [2020-11-29 20:54:02,871 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bf0945e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:02, skipping insertion in model container [2020-11-29 20:54:02,872 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:02" (1/1) ... [2020-11-29 20:54:02,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:54:03,142 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:54:07,131 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 20:54:07,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@284589bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:07, skipping insertion in model container [2020-11-29 20:54:07,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:07,132 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 20:54:07,136 INFO L168 Benchmark]: Toolchain (without parser) took 4277.85 ms. Allocated memory was 100.7 MB in the beginning and 197.1 MB in the end (delta: 96.5 MB). Free memory was 49.2 MB in the beginning and 123.8 MB in the end (delta: -74.6 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:07,138 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory is still 60.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:54:07,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4272.56 ms. Allocated memory was 100.7 MB in the beginning and 197.1 MB in the end (delta: 96.5 MB). Free memory was 48.8 MB in the beginning and 123.8 MB in the end (delta: -75.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:07,143 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory is still 60.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4272.56 ms. Allocated memory was 100.7 MB in the beginning and 197.1 MB in the end (delta: 96.5 MB). Free memory was 48.8 MB in the beginning and 123.8 MB in the end (delta: -75.0 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15339]: 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 20:54:09,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:54:09,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:54:09,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:54:09,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:54:09,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:54:09,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:54:09,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:54:09,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:54:09,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:54:09,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:54:09,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:54:09,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:54:09,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:54:09,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:54:09,628 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:54:09,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:54:09,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:54:09,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:54:09,635 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:54:09,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:54:09,648 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:54:09,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:54:09,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:54:09,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:54:09,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:54:09,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:54:09,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:54:09,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:54:09,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:54:09,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:54:09,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:54:09,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:54:09,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:54:09,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:54:09,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:54:09,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:54:09,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:54:09,676 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:54:09,677 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:54:09,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:54:09,680 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 20:54:09,712 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:54:09,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:54:09,713 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:54:09,713 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:54:09,714 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 20:54:09,714 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:54:09,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:54:09,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 20:54:09,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:54:09,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 20:54:09,715 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 20:54:09,715 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 20:54:09,715 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 20:54:09,716 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:54:09,716 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 20:54:09,716 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:54:09,716 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 20:54:09,716 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:54:09,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 20:54:09,717 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 20:54:09,717 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:54:09,717 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:54:09,717 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 20:54:09,718 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 20:54:09,718 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 20:54:09,718 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 20:54:09,718 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 20:54:09,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 20:54:09,719 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 20:54:09,719 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_f333bb85-6c83-4786-a04f-e0f4973d84ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d57280e669bca6a99b5ccb8cbc8ccfc489d7ead2 [2020-11-29 20:54:10,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:54:10,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:54:10,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:54:10,161 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:54:10,163 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:54:10,165 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-11-29 20:54:10,234 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/cc1ebbc27/fc63b3fbd75e45509589591632a1d93d/FLAG156828489 [2020-11-29 20:54:11,439 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:54:11,441 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-au0828-au0828.cil.i [2020-11-29 20:54:11,535 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/cc1ebbc27/fc63b3fbd75e45509589591632a1d93d/FLAG156828489 [2020-11-29 20:54:11,618 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f333bb85-6c83-4786-a04f-e0f4973d84ab/bin/uautomizer/data/cc1ebbc27/fc63b3fbd75e45509589591632a1d93d [2020-11-29 20:54:11,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:54:11,623 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:54:11,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:11,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:54:11,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:54:11,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:11" (1/1) ... [2020-11-29 20:54:11,634 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4476f245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:11, skipping insertion in model container [2020-11-29 20:54:11,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:54:11" (1/1) ... [2020-11-29 20:54:11,642 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:54:11,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:54:16,015 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 20:54:16,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e1adac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:54:16, skipping insertion in model container [2020-11-29 20:54:16,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:54:16,016 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 20:54:16,019 INFO L168 Benchmark]: Toolchain (without parser) took 4393.95 ms. Allocated memory was 58.7 MB in the beginning and 182.5 MB in the end (delta: 123.7 MB). Free memory was 29.1 MB in the beginning and 126.8 MB in the end (delta: -97.7 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:16,021 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 20:54:16,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4390.57 ms. Allocated memory was 58.7 MB in the beginning and 182.5 MB in the end (delta: 123.7 MB). Free memory was 28.8 MB in the beginning and 126.8 MB in the end (delta: -98.0 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. [2020-11-29 20:54:16,025 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 58.7 MB. Free memory is still 41.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4390.57 ms. Allocated memory was 58.7 MB in the beginning and 182.5 MB in the end (delta: 123.7 MB). Free memory was 28.8 MB in the beginning and 126.8 MB in the end (delta: -98.0 MB). Peak memory consumption was 53.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15339]: 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...