./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-common-saa7146-saa7146_vv.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 ee128367fa78d49a95a93850454d78effc554cff .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 ee128367fa78d49a95a93850454d78effc554cff ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 03:04:52,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 03:04:52,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 03:04:52,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 03:04:52,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 03:04:52,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 03:04:52,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 03:04:52,199 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 03:04:52,203 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 03:04:52,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 03:04:52,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 03:04:52,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 03:04:52,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 03:04:52,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 03:04:52,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 03:04:52,227 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 03:04:52,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 03:04:52,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 03:04:52,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 03:04:52,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 03:04:52,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 03:04:52,251 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 03:04:52,254 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 03:04:52,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 03:04:52,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 03:04:52,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 03:04:52,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 03:04:52,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 03:04:52,268 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 03:04:52,269 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 03:04:52,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 03:04:52,271 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 03:04:52,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 03:04:52,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 03:04:52,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 03:04:52,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 03:04:52,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 03:04:52,280 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 03:04:52,280 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 03:04:52,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 03:04:52,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 03:04:52,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 03:04:52,348 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 03:04:52,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 03:04:52,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 03:04:52,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 03:04:52,353 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 03:04:52,353 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 03:04:52,353 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 03:04:52,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 03:04:52,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 03:04:52,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 03:04:52,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 03:04:52,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 03:04:52,356 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 03:04:52,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 03:04:52,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 03:04:52,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 03:04:52,357 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 03:04:52,358 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 03:04:52,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 03:04:52,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 03:04:52,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 03:04:52,359 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 03:04:52,359 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 03:04:52,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 03:04:52,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 03:04:52,360 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 03:04:52,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 03:04:52,360 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee128367fa78d49a95a93850454d78effc554cff [2020-10-26 03:04:52,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 03:04:52,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 03:04:52,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 03:04:52,820 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 03:04:52,821 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 03:04:52,822 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-10-26 03:04:52,900 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef531defb/5762d8f8d10d43ac9357be563dc405ec/FLAGcf21670a4 [2020-10-26 03:04:54,299 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 03:04:54,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-10-26 03:04:54,381 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef531defb/5762d8f8d10d43ac9357be563dc405ec/FLAGcf21670a4 [2020-10-26 03:04:54,467 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef531defb/5762d8f8d10d43ac9357be563dc405ec [2020-10-26 03:04:54,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 03:04:54,480 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 03:04:54,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 03:04:54,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 03:04:54,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 03:04:54,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:04:54" (1/1) ... [2020-10-26 03:04:54,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f57a935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:04:54, skipping insertion in model container [2020-10-26 03:04:54,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:04:54" (1/1) ... [2020-10-26 03:04:54,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 03:04:54,772 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 03:04:57,905 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 03:04:57,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b29abce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:04:57, skipping insertion in model container [2020-10-26 03:04:57,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 03:04:57,906 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 03:04:57,910 INFO L168 Benchmark]: Toolchain (without parser) took 3433.38 ms. Allocated memory was 48.2 MB in the beginning and 169.9 MB in the end (delta: 121.6 MB). Free memory was 18.5 MB in the beginning and 123.4 MB in the end (delta: -104.9 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. [2020-10-26 03:04:57,911 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 39.8 MB. Free memory was 24.8 MB in the beginning and 24.8 MB in the end (delta: 43.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 03:04:57,912 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3424.02 ms. Allocated memory was 48.2 MB in the beginning and 169.9 MB in the end (delta: 121.6 MB). Free memory was 17.9 MB in the beginning and 123.4 MB in the end (delta: -105.5 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. [2020-10-26 03:04:57,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 ms. Allocated memory is still 39.8 MB. Free memory was 24.8 MB in the beginning and 24.8 MB in the end (delta: 43.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3424.02 ms. Allocated memory was 48.2 MB in the beginning and 169.9 MB in the end (delta: 121.6 MB). Free memory was 17.9 MB in the beginning and 123.4 MB in the end (delta: -105.5 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11481]: 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 0.2.0-5485861 [2020-10-26 03:05:00,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 03:05:00,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 03:05:00,360 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 03:05:00,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 03:05:00,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 03:05:00,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 03:05:00,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 03:05:00,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 03:05:00,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 03:05:00,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 03:05:00,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 03:05:00,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 03:05:00,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 03:05:00,378 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 03:05:00,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 03:05:00,380 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 03:05:00,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 03:05:00,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 03:05:00,389 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 03:05:00,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 03:05:00,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 03:05:00,406 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 03:05:00,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 03:05:00,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 03:05:00,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 03:05:00,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 03:05:00,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 03:05:00,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 03:05:00,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 03:05:00,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 03:05:00,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 03:05:00,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 03:05:00,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 03:05:00,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 03:05:00,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 03:05:00,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 03:05:00,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 03:05:00,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 03:05:00,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 03:05:00,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 03:05:00,438 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 03:05:00,486 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 03:05:00,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 03:05:00,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 03:05:00,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 03:05:00,489 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 03:05:00,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 03:05:00,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 03:05:00,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 03:05:00,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 03:05:00,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 03:05:00,490 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 03:05:00,490 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 03:05:00,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 03:05:00,490 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 03:05:00,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 03:05:00,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 03:05:00,491 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 03:05:00,491 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 03:05:00,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 03:05:00,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 03:05:00,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 03:05:00,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 03:05:00,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 03:05:00,492 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 03:05:00,493 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 03:05:00,493 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 03:05:00,493 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 03:05:00,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 03:05:00,493 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 03:05:00,494 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee128367fa78d49a95a93850454d78effc554cff [2020-10-26 03:05:00,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 03:05:00,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 03:05:00,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 03:05:00,937 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 03:05:00,937 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 03:05:00,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-10-26 03:05:01,031 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9266f8f6/47e05fd994e34f50a81e1b9da009f8c3/FLAGb0c3fc9d1 [2020-10-26 03:05:02,347 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 03:05:02,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-common-saa7146-saa7146_vv.cil.i [2020-10-26 03:05:02,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9266f8f6/47e05fd994e34f50a81e1b9da009f8c3/FLAGb0c3fc9d1 [2020-10-26 03:05:02,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9266f8f6/47e05fd994e34f50a81e1b9da009f8c3 [2020-10-26 03:05:02,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 03:05:02,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 03:05:02,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 03:05:02,549 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 03:05:02,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 03:05:02,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:05:02" (1/1) ... [2020-10-26 03:05:02,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71afe0bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:05:02, skipping insertion in model container [2020-10-26 03:05:02,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 03:05:02" (1/1) ... [2020-10-26 03:05:02,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 03:05:02,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 03:05:06,164 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-26 03:05:06,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cbe523f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 03:05:06, skipping insertion in model container [2020-10-26 03:05:06,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 03:05:06,166 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 03:05:06,169 INFO L168 Benchmark]: Toolchain (without parser) took 3628.49 ms. Allocated memory was 50.3 MB in the beginning and 121.6 MB in the end (delta: 71.3 MB). Free memory was 22.6 MB in the beginning and 75.1 MB in the end (delta: -52.4 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2020-10-26 03:05:06,170 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.1 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 03:05:06,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3617.26 ms. Allocated memory was 50.3 MB in the beginning and 121.6 MB in the end (delta: 71.3 MB). Free memory was 22.1 MB in the beginning and 75.1 MB in the end (delta: -53.1 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2020-10-26 03:05:06,174 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 37.7 MB. Free memory was 18.2 MB in the beginning and 18.1 MB in the end (delta: 42.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3617.26 ms. Allocated memory was 50.3 MB in the beginning and 121.6 MB in the end (delta: 71.3 MB). Free memory was 22.1 MB in the beginning and 75.1 MB in the end (delta: -53.1 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11481]: 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...