./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.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 7242fbd53ac8953ece755a0c86dfaebe48d52668 ............................................................................................................................... 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.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 7242fbd53ac8953ece755a0c86dfaebe48d52668 ................................................................................................................................ 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 02:16:09,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:16:09,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:16:09,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:16:09,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:16:09,329 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:16:09,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:16:09,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:16:09,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:16:09,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:16:09,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:16:09,355 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:16:09,355 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:16:09,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:16:09,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:16:09,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:16:09,364 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:16:09,368 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:16:09,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:16:09,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:16:09,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:16:09,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:16:09,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:16:09,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:16:09,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:16:09,402 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:16:09,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:16:09,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:16:09,405 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:16:09,406 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:16:09,407 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:16:09,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:16:09,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:16:09,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:16:09,414 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:16:09,414 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:16:09,415 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:16:09,415 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:16:09,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:16:09,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:16:09,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:16:09,418 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-26 02:16:09,448 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:16:09,449 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:16:09,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:16:09,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:16:09,451 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:16:09,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:16:09,452 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 02:16:09,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:16:09,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:16:09,453 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:16:09,453 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:16:09,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:16:09,453 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:16:09,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:16:09,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:16:09,454 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:16:09,455 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:16:09,455 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:16:09,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:16:09,456 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:16:09,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:16:09,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:16:09,456 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 02:16:09,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 02:16:09,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:16:09,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:16:09,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:16:09,458 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2020-10-26 02:16:09,852 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:16:09,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:16:09,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:16:09,912 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:16:09,913 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:16:09,914 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-26 02:16:10,001 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca55250b3/7cfeae3ab40a4a97a76d53fd35dcb7e4/FLAG6cd2b8830 [2020-10-26 02:16:11,299 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:16:11,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-26 02:16:11,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca55250b3/7cfeae3ab40a4a97a76d53fd35dcb7e4/FLAG6cd2b8830 [2020-10-26 02:16:11,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca55250b3/7cfeae3ab40a4a97a76d53fd35dcb7e4 [2020-10-26 02:16:11,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:16:11,467 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:16:11,486 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:16:11,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:16:11,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:16:11,492 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:16:11" (1/1) ... [2020-10-26 02:16:11,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d5aa56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:16:11, skipping insertion in model container [2020-10-26 02:16:11,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:16:11" (1/1) ... [2020-10-26 02:16:11,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:16:11,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:16:15,760 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-10-26 02:16:15,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@66dc7caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:16:15, skipping insertion in model container [2020-10-26 02:16:15,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:16:15,762 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:16:15,765 INFO L168 Benchmark]: Toolchain (without parser) took 4301.81 ms. Allocated memory was 48.2 MB in the beginning and 79.7 MB in the end (delta: 31.5 MB). Free memory was 16.8 MB in the beginning and 27.7 MB in the end (delta: -10.9 MB). Peak memory consumption was 36.9 MB. Max. memory is 16.1 GB. [2020-10-26 02:16:15,766 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 37.7 MB. Free memory was 23.1 MB in the beginning and 23.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:16:15,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4275.96 ms. Allocated memory was 48.2 MB in the beginning and 79.7 MB in the end (delta: 31.5 MB). Free memory was 18.8 MB in the beginning and 27.7 MB in the end (delta: -8.9 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. [2020-10-26 02:16:15,770 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 37.7 MB. Free memory was 23.1 MB in the beginning and 23.0 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4275.96 ms. Allocated memory was 48.2 MB in the beginning and 79.7 MB in the end (delta: 31.5 MB). Free memory was 18.8 MB in the beginning and 27.7 MB in the end (delta: -8.9 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log 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 02:16:18,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 02:16:18,215 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 02:16:18,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 02:16:18,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 02:16:18,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 02:16:18,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 02:16:18,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 02:16:18,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 02:16:18,265 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 02:16:18,268 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 02:16:18,269 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 02:16:18,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 02:16:18,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 02:16:18,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 02:16:18,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 02:16:18,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 02:16:18,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 02:16:18,292 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 02:16:18,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 02:16:18,303 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 02:16:18,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 02:16:18,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 02:16:18,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 02:16:18,320 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 02:16:18,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 02:16:18,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 02:16:18,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 02:16:18,325 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 02:16:18,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 02:16:18,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 02:16:18,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 02:16:18,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 02:16:18,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 02:16:18,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 02:16:18,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 02:16:18,337 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 02:16:18,339 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 02:16:18,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 02:16:18,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 02:16:18,343 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 02:16:18,344 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-26 02:16:18,395 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 02:16:18,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 02:16:18,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 02:16:18,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 02:16:18,398 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 02:16:18,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 02:16:18,399 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 02:16:18,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-26 02:16:18,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 02:16:18,400 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-26 02:16:18,400 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 02:16:18,400 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 02:16:18,400 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-26 02:16:18,401 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 02:16:18,401 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-26 02:16:18,401 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 02:16:18,402 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 02:16:18,402 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 02:16:18,402 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 02:16:18,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 02:16:18,403 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 02:16:18,403 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 02:16:18,403 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-26 02:16:18,404 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 02:16:18,404 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 02:16:18,404 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-26 02:16:18,404 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 02:16:18,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 02:16:18,405 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-26 02:16:18,405 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2020-10-26 02:16:18,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 02:16:18,876 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 02:16:18,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 02:16:18,884 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 02:16:18,886 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 02:16:18,887 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-26 02:16:18,994 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b753df5/6844f2e1d49b49e5825da2978e991efc/FLAGf6188ebd5 [2020-10-26 02:16:20,402 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 02:16:20,405 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-10-26 02:16:20,527 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b753df5/6844f2e1d49b49e5825da2978e991efc/FLAGf6188ebd5 [2020-10-26 02:16:20,990 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79b753df5/6844f2e1d49b49e5825da2978e991efc [2020-10-26 02:16:20,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 02:16:21,015 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-26 02:16:21,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 02:16:21,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 02:16:21,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 02:16:21,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:16:20" (1/1) ... [2020-10-26 02:16:21,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1a3c41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:16:21, skipping insertion in model container [2020-10-26 02:16:21,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 02:16:20" (1/1) ... [2020-10-26 02:16:21,035 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 02:16:21,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 02:16:25,105 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-10-26 02:16:25,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15153a51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 02:16:25, skipping insertion in model container [2020-10-26 02:16:25,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 02:16:25,107 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-26 02:16:25,110 INFO L168 Benchmark]: Toolchain (without parser) took 4112.67 ms. Allocated memory was 52.4 MB in the beginning and 125.8 MB in the end (delta: 73.4 MB). Free memory was 19.9 MB in the beginning and 78.2 MB in the end (delta: -58.3 MB). Peak memory consumption was 40.0 MB. Max. memory is 16.1 GB. [2020-10-26 02:16:25,112 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 41.9 MB. Free memory was 20.0 MB in the beginning and 20.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 02:16:25,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4089.99 ms. Allocated memory was 52.4 MB in the beginning and 125.8 MB in the end (delta: 73.4 MB). Free memory was 23.1 MB in the beginning and 78.3 MB in the end (delta: -55.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2020-10-26 02:16:25,116 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 41.9 MB. Free memory was 20.0 MB in the beginning and 20.0 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4089.99 ms. Allocated memory was 52.4 MB in the beginning and 125.8 MB in the end (delta: 73.4 MB). Free memory was 23.1 MB in the beginning and 78.3 MB in the end (delta: -55.2 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...