./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e77d093a3d90588491436165dbb06766ca7515f ......................................................................................................................... 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 -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0e77d093a3d90588491436165dbb06766ca7515f ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 19:59:22,912 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:59:22,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:59:22,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:59:22,938 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:59:22,940 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:59:22,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:59:22,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:59:22,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:59:22,961 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:59:22,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:59:22,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:59:22,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:59:22,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:59:22,970 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:59:22,972 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:59:22,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:59:22,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:59:22,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:59:22,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:59:22,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:59:22,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:59:22,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:59:22,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:59:23,002 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:59:23,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:59:23,003 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:59:23,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:59:23,006 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:59:23,007 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:59:23,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:59:23,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:59:23,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:59:23,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:59:23,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:59:23,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:59:23,014 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:59:23,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:59:23,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:59:23,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:59:23,018 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:59:23,019 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-28 19:59:23,049 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:59:23,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:59:23,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:59:23,052 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:59:23,052 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:59:23,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:59:23,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 19:59:23,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:59:23,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:59:23,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:59:23,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:59:23,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:59:23,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:59:23,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:59:23,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:59:23,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:59:23,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:59:23,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:59:23,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:59:23,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:59:23,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:59:23,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:59:23,057 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 19:59:23,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 19:59:23,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:59:23,058 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:59:23,058 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:59:23,059 INFO L138 SettingsManager]: * To the following directory=dump/ 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(__VERIFIER_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 -> 0e77d093a3d90588491436165dbb06766ca7515f [2019-11-28 19:59:23,403 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:59:23,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:59:23,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:59:23,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:59:23,430 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:59:23,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-11-28 19:59:23,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ff4db84/466653412ee043d4a26381b5eca7a554/FLAGf2611fa64 [2019-11-28 19:59:24,568 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:59:24,569 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-11-28 19:59:24,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ff4db84/466653412ee043d4a26381b5eca7a554/FLAGf2611fa64 [2019-11-28 19:59:24,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85ff4db84/466653412ee043d4a26381b5eca7a554 [2019-11-28 19:59:24,846 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:59:24,848 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:59:24,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:59:24,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:59:24,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:59:24,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:59:24" (1/1) ... [2019-11-28 19:59:24,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa394bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:24, skipping insertion in model container [2019-11-28 19:59:24,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:59:24" (1/1) ... [2019-11-28 19:59:24,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:59:25,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:59:30,253 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2019-11-28 19:59:30,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53a68a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:30, skipping insertion in model container [2019-11-28 19:59:30,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:59:30,255 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:59:30,258 INFO L168 Benchmark]: Toolchain (without parser) took 5408.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 925.5 MB in the beginning and 1.0 GB in the end (delta: -79.7 MB). Peak memory consumption was 137.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:59:30,259 INFO L168 Benchmark]: CDTParser took 1.45 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:59:30,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5403.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 925.5 MB in the beginning and 1.0 GB in the end (delta: -79.7 MB). Peak memory consumption was 137.2 MB. Max. memory is 11.5 GB. [2019-11-28 19:59:30,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.45 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5403.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 148.9 MB). Free memory was 925.5 MB in the beginning and 1.0 GB in the end (delta: -79.7 MB). Peak memory consumption was 137.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: 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 0.1.25-f470102 [2019-11-28 19:59:32,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 19:59:32,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 19:59:32,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 19:59:32,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 19:59:32,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 19:59:32,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 19:59:32,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 19:59:32,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 19:59:32,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 19:59:32,173 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 19:59:32,176 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 19:59:32,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 19:59:32,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 19:59:32,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 19:59:32,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 19:59:32,186 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 19:59:32,189 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 19:59:32,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 19:59:32,196 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 19:59:32,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 19:59:32,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 19:59:32,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 19:59:32,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 19:59:32,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 19:59:32,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 19:59:32,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 19:59:32,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 19:59:32,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 19:59:32,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 19:59:32,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 19:59:32,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 19:59:32,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 19:59:32,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 19:59:32,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 19:59:32,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 19:59:32,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 19:59:32,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 19:59:32,225 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 19:59:32,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 19:59:32,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 19:59:32,228 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-28 19:59:32,257 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 19:59:32,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 19:59:32,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 19:59:32,259 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 19:59:32,259 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 19:59:32,259 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 19:59:32,260 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 19:59:32,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 19:59:32,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 19:59:32,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 19:59:32,261 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 19:59:32,261 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 19:59:32,261 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 19:59:32,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 19:59:32,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 19:59:32,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 19:59:32,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 19:59:32,263 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 19:59:32,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 19:59:32,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 19:59:32,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 19:59:32,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 19:59:32,267 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 19:59:32,267 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 19:59:32,267 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 19:59:32,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 19:59:32,268 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 19:59:32,269 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 19:59:32,270 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-28 19:59:32,270 INFO L138 SettingsManager]: * To the following directory=dump/ 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(__VERIFIER_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 -> 0e77d093a3d90588491436165dbb06766ca7515f [2019-11-28 19:59:32,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 19:59:32,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 19:59:32,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 19:59:32,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 19:59:32,588 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 19:59:32,589 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-11-28 19:59:32,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de7365a1/ea32fadead704c16958eea111f0c28fd/FLAG4efd7c25b [2019-11-28 19:59:33,765 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 19:59:33,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-11-28 19:59:33,854 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de7365a1/ea32fadead704c16958eea111f0c28fd/FLAG4efd7c25b [2019-11-28 19:59:34,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9de7365a1/ea32fadead704c16958eea111f0c28fd [2019-11-28 19:59:34,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 19:59:34,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 19:59:34,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 19:59:34,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 19:59:34,101 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 19:59:34,102 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:59:34" (1/1) ... [2019-11-28 19:59:34,105 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63a6e3ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:34, skipping insertion in model container [2019-11-28 19:59:34,106 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:59:34" (1/1) ... [2019-11-28 19:59:34,113 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 19:59:34,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 19:59:39,716 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2019-11-28 19:59:39,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59b94a8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:59:39, skipping insertion in model container [2019-11-28 19:59:39,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 19:59:39,718 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 19:59:39,721 INFO L168 Benchmark]: Toolchain (without parser) took 5622.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 920.1 MB in the beginning and 1.0 GB in the end (delta: -117.8 MB). Peak memory consumption was 139.0 MB. Max. memory is 11.5 GB. [2019-11-28 19:59:39,722 INFO L168 Benchmark]: CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 19:59:39,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5620.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 920.1 MB in the beginning and 1.0 GB in the end (delta: -117.8 MB). Peak memory consumption was 139.0 MB. Max. memory is 11.5 GB. [2019-11-28 19:59:39,725 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.87 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 5620.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 180.9 MB). Free memory was 920.1 MB in the beginning and 1.0 GB in the end (delta: -117.8 MB). Peak memory consumption was 139.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: 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...