./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-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 173e3943 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-08_1a-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 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 15:41:49,223 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 15:41:49,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 15:41:49,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 15:41:49,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 15:41:49,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 15:41:49,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 15:41:49,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 15:41:49,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 15:41:49,296 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 15:41:49,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 15:41:49,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 15:41:49,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 15:41:49,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 15:41:49,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 15:41:49,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 15:41:49,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 15:41:49,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 15:41:49,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 15:41:49,314 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 15:41:49,315 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 15:41:49,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 15:41:49,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 15:41:49,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 15:41:49,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 15:41:49,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 15:41:49,319 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 15:41:49,320 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 15:41:49,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 15:41:49,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 15:41:49,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 15:41:49,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 15:41:49,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 15:41:49,322 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 15:41:49,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 15:41:49,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 15:41:49,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 15:41:49,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 15:41:49,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 15:41:49,325 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 15:41:49,325 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 15:41:49,326 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 15:41:49,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 15:41:49,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 15:41:49,347 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 15:41:49,347 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 15:41:49,348 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 15:41:49,348 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 15:41:49,348 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 15:41:49,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 15:41:49,349 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 15:41:49,349 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 15:41:49,350 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 15:41:49,350 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 15:41:49,350 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 15:41:49,350 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 15:41:49,350 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 15:41:49,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 15:41:49,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 15:41:49,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 15:41:49,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 15:41:49,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 15:41:49,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 15:41:49,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 15:41:49,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 15:41:49,351 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 15:41:49,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 15:41:49,352 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 15:41:49,352 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 15:41:49,352 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 15:41:49,352 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 15:41:49,352 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd [2021-11-06 15:41:49,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 15:41:49,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 15:41:49,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 15:41:49,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 15:41:49,590 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 15:41:49,590 INFO L432 ainManager$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-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-06 15:41:49,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d68d4407/ac7e883630f64fa88a601935e8d10182/FLAG51e7f3026 [2021-11-06 15:41:50,428 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 15:41:50,429 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-06 15:41:50,486 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d68d4407/ac7e883630f64fa88a601935e8d10182/FLAG51e7f3026 [2021-11-06 15:41:50,954 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d68d4407/ac7e883630f64fa88a601935e8d10182 [2021-11-06 15:41:50,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 15:41:50,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 15:41:50,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:50,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 15:41:50,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 15:41:50,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:50" (1/1) ... [2021-11-06 15:41:50,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59cdcc53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:50, skipping insertion in model container [2021-11-06 15:41:50,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:50" (1/1) ... [2021-11-06 15:41:50,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 15:41:51,153 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 15:41:53,566 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-06 15:41:53,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4b8692d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:53, skipping insertion in model container [2021-11-06 15:41:53,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:53,567 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 15:41:53,568 INFO L168 Benchmark]: Toolchain (without parser) took 2609.79 ms. Allocated memory is still 134.2 MB. Free memory was 82.6 MB in the beginning and 59.7 MB in the end (delta: 22.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:53,569 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 92.3 MB. Free memory was 52.4 MB in the beginning and 52.3 MB in the end (delta: 43.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 15:41:53,569 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2606.97 ms. Allocated memory is still 134.2 MB. Free memory was 82.2 MB in the beginning and 59.7 MB in the end (delta: 22.5 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:53,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 92.3 MB. Free memory was 52.4 MB in the beginning and 52.3 MB in the end (delta: 43.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2606.97 ms. Allocated memory is still 134.2 MB. Free memory was 82.2 MB in the beginning and 59.7 MB in the end (delta: 22.5 MB). Peak memory consumption was 32.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-08_1a-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 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 15:41:55,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 15:41:55,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 15:41:55,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 15:41:55,234 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 15:41:55,237 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 15:41:55,239 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 15:41:55,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 15:41:55,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 15:41:55,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 15:41:55,252 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 15:41:55,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 15:41:55,257 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 15:41:55,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 15:41:55,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 15:41:55,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 15:41:55,262 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 15:41:55,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 15:41:55,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 15:41:55,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 15:41:55,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 15:41:55,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 15:41:55,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 15:41:55,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 15:41:55,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 15:41:55,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 15:41:55,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 15:41:55,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 15:41:55,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 15:41:55,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 15:41:55,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 15:41:55,280 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 15:41:55,281 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 15:41:55,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 15:41:55,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 15:41:55,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 15:41:55,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 15:41:55,284 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 15:41:55,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 15:41:55,285 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 15:41:55,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 15:41:55,289 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-06 15:41:55,314 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 15:41:55,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 15:41:55,315 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 15:41:55,315 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 15:41:55,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 15:41:55,317 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 15:41:55,317 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 15:41:55,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 15:41:55,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 15:41:55,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 15:41:55,318 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 15:41:55,318 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 15:41:55,318 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-06 15:41:55,318 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-06 15:41:55,319 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 15:41:55,319 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 15:41:55,319 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 15:41:55,319 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 15:41:55,319 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 15:41:55,319 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 15:41:55,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 15:41:55,320 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 15:41:55,320 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 15:41:55,320 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 15:41:55,320 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-06 15:41:55,320 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-06 15:41:55,320 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 15:41:55,320 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 15:41:55,321 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 15:41:55,321 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 15:41:55,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-06 15:41:55,321 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd [2021-11-06 15:41:55,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 15:41:55,604 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 15:41:55,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 15:41:55,607 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 15:41:55,608 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 15:41:55,608 INFO L432 ainManager$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-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-06 15:41:55,645 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8a32a67/8017f5cfae86424eb5341d6a0d621898/FLAG501a460eb [2021-11-06 15:41:56,431 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 15:41:56,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-06 15:41:56,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8a32a67/8017f5cfae86424eb5341d6a0d621898/FLAG501a460eb [2021-11-06 15:41:56,898 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8a32a67/8017f5cfae86424eb5341d6a0d621898 [2021-11-06 15:41:56,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 15:41:56,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 15:41:56,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:56,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 15:41:56,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 15:41:56,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:56" (1/1) ... [2021-11-06 15:41:56,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3733f086 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:56, skipping insertion in model container [2021-11-06 15:41:56,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:56" (1/1) ... [2021-11-06 15:41:56,915 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 15:41:57,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 15:41:59,461 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-06 15:41:59,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e4350d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:59, skipping insertion in model container [2021-11-06 15:41:59,463 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:59,463 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 15:41:59,465 INFO L168 Benchmark]: Toolchain (without parser) took 2562.31 ms. Allocated memory was 67.1 MB in the beginning and 109.1 MB in the end (delta: 41.9 MB). Free memory was 34.3 MB in the beginning and 43.9 MB in the end (delta: -9.6 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:59,466 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.6 MB in the end (delta: 33.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 15:41:59,467 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2560.55 ms. Allocated memory was 67.1 MB in the beginning and 109.1 MB in the end (delta: 41.9 MB). Free memory was 34.1 MB in the beginning and 43.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:59,469 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 50.3 MB. Free memory was 32.6 MB in the beginning and 32.6 MB in the end (delta: 33.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2560.55 ms. Allocated memory was 67.1 MB in the beginning and 109.1 MB in the end (delta: 41.9 MB). Free memory was 34.1 MB in the beginning and 43.9 MB in the end (delta: -9.8 MB). Peak memory consumption was 42.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN