./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-saa7134-saa7134.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_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-saa7134-saa7134.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/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 657eb206f98f4c1c761aba4d801dd55835f25817 .............................................................................................................................. 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_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-saa7134-saa7134.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/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 657eb206f98f4c1c761aba4d801dd55835f25817 ................................................................................................................................ 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 22:16:36,867 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:16:36,869 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:16:36,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:16:36,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:16:36,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:16:36,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:16:36,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:16:36,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:16:36,970 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:16:36,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:16:36,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:16:36,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:16:36,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:16:36,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:16:36,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:16:36,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:16:36,979 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:16:36,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:16:36,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:16:36,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:16:36,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:16:36,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:16:36,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:16:37,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:16:37,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:16:37,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:16:37,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:16:37,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:16:37,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:16:37,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:16:37,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:16:37,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:16:37,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:16:37,008 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:16:37,009 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:16:37,009 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:16:37,010 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:16:37,010 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:16:37,011 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:16:37,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:16:37,012 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 22:16:37,039 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:16:37,039 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:16:37,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:16:37,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:16:37,041 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:16:37,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:16:37,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:16:37,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:16:37,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:16:37,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:16:37,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:16:37,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:16:37,042 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:16:37,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:16:37,043 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:16:37,043 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:16:37,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:16:37,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:16:37,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:16:37,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:16:37,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:16:37,044 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:16:37,044 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:16:37,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:16:37,045 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:16:37,045 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:16:37,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:16:37,045 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_44c09595-9628-4ea0-9d2f-60cd7c2e3536/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 657eb206f98f4c1c761aba4d801dd55835f25817 [2020-11-29 22:16:37,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:16:37,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:16:37,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:16:37,353 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:16:37,353 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:16:37,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-saa7134-saa7134.cil.i [2020-11-29 22:16:37,428 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/328fcb5b1/b30fc61ad9244fc79fb5446f5f404a2b/FLAG9a6872595 [2020-11-29 22:16:38,831 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:16:38,833 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-saa7134-saa7134.cil.i [2020-11-29 22:16:38,938 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/328fcb5b1/b30fc61ad9244fc79fb5446f5f404a2b/FLAG9a6872595 [2020-11-29 22:16:39,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/328fcb5b1/b30fc61ad9244fc79fb5446f5f404a2b [2020-11-29 22:16:39,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:16:39,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:16:39,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:16:39,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:16:39,403 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:16:39,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:16:39" (1/1) ... [2020-11-29 22:16:39,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f2e6c0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:16:39, skipping insertion in model container [2020-11-29 22:16:39,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:16:39" (1/1) ... [2020-11-29 22:16:39,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:16:39,714 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:16:48,727 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 22:16:48,728 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@645d1065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:16:48, skipping insertion in model container [2020-11-29 22:16:48,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:16:48,729 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 22:16:48,732 INFO L168 Benchmark]: Toolchain (without parser) took 9344.36 ms. Allocated memory was 113.2 MB in the beginning and 220.2 MB in the end (delta: 107.0 MB). Free memory was 66.2 MB in the beginning and 124.9 MB in the end (delta: -58.7 MB). Peak memory consumption was 102.3 MB. Max. memory is 16.1 GB. [2020-11-29 22:16:48,735 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 77.6 MB. Free memory was 35.6 MB in the beginning and 35.5 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:16:48,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9342.39 ms. Allocated memory was 113.2 MB in the beginning and 220.2 MB in the end (delta: 107.0 MB). Free memory was 65.8 MB in the beginning and 124.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 102.3 MB. Max. memory is 16.1 GB. [2020-11-29 22:16:48,741 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 77.6 MB. Free memory was 35.6 MB in the beginning and 35.5 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9342.39 ms. Allocated memory was 113.2 MB in the beginning and 220.2 MB in the end (delta: 107.0 MB). Free memory was 65.8 MB in the beginning and 124.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 102.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 25263]: 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 22:16:51,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:16:51,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:16:51,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:16:51,130 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:16:51,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:16:51,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:16:51,141 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:16:51,146 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:16:51,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:16:51,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:16:51,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:16:51,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:16:51,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:16:51,170 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:16:51,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:16:51,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:16:51,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:16:51,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:16:51,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:16:51,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:16:51,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:16:51,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:16:51,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:16:51,208 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:16:51,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:16:51,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:16:51,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:16:51,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:16:51,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:16:51,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:16:51,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:16:51,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:16:51,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:16:51,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:16:51,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:16:51,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:16:51,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:16:51,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:16:51,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:16:51,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:16:51,228 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 22:16:51,280 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:16:51,280 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:16:51,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:16:51,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:16:51,284 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:16:51,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:16:51,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:16:51,284 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:16:51,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:16:51,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:16:51,286 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 22:16:51,286 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 22:16:51,286 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:16:51,287 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:16:51,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:16:51,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:16:51,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:16:51,288 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:16:51,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:16:51,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:16:51,288 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:16:51,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:16:51,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:16:51,289 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 22:16:51,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 22:16:51,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:16:51,290 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:16:51,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:16:51,290 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 22:16:51,290 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_44c09595-9628-4ea0-9d2f-60cd7c2e3536/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 657eb206f98f4c1c761aba4d801dd55835f25817 [2020-11-29 22:16:51,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:16:51,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:16:51,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:16:51,717 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:16:51,718 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:16:51,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-saa7134-saa7134.cil.i [2020-11-29 22:16:51,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/54fb2d7c7/7db0ceba953d455fb6058a1d425a63dd/FLAGeae03a5b2 [2020-11-29 22:16:53,339 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:16:53,340 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-pci-saa7134-saa7134.cil.i [2020-11-29 22:16:53,491 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/54fb2d7c7/7db0ceba953d455fb6058a1d425a63dd/FLAGeae03a5b2 [2020-11-29 22:16:53,759 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_44c09595-9628-4ea0-9d2f-60cd7c2e3536/bin/uautomizer/data/54fb2d7c7/7db0ceba953d455fb6058a1d425a63dd [2020-11-29 22:16:53,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:16:53,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:16:53,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:16:53,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:16:53,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:16:53,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:16:53" (1/1) ... [2020-11-29 22:16:53,771 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34556006 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:16:53, skipping insertion in model container [2020-11-29 22:16:53,772 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:16:53" (1/1) ... [2020-11-29 22:16:53,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:16:54,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:17:03,517 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-29 22:17:03,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16d8729b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:17:03, skipping insertion in model container [2020-11-29 22:17:03,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:17:03,519 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-29 22:17:03,523 INFO L168 Benchmark]: Toolchain (without parser) took 9757.66 ms. Allocated memory was 73.4 MB in the beginning and 243.3 MB in the end (delta: 169.9 MB). Free memory was 34.6 MB in the beginning and 113.2 MB in the end (delta: -78.7 MB). Peak memory consumption was 112.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:17:03,524 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:17:03,527 INFO L168 Benchmark]: CACSL2BoogieTranslator took 9754.42 ms. Allocated memory was 73.4 MB in the beginning and 243.3 MB in the end (delta: 169.9 MB). Free memory was 34.4 MB in the beginning and 113.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:17:03,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 29.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 9754.42 ms. Allocated memory was 73.4 MB in the beginning and 243.3 MB in the end (delta: 169.9 MB). Free memory was 34.4 MB in the beginning and 113.2 MB in the end (delta: -78.8 MB). Peak memory consumption was 112.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 25263]: 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...