./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 da95e156 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 0.1.24-da95e15 [2019-11-27 11:16:14,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:16:14,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:16:14,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:16:14,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:16:14,791 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:16:14,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:16:14,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:16:14,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:16:14,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:16:14,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:16:14,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:16:14,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:16:14,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:16:14,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:16:14,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:16:14,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:16:14,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:16:14,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:16:14,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:16:14,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:16:14,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:16:14,907 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:16:14,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:16:14,922 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:16:14,924 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:16:14,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:16:14,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:16:14,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:16:14,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:16:14,938 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:16:14,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:16:14,944 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:16:14,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:16:14,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:16:14,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:16:14,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:16:14,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:16:14,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:16:14,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:16:14,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:16:14,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 11:16:15,033 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:16:15,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:16:15,040 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:16:15,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:16:15,045 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:16:15,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:16:15,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:16:15,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:16:15,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:16:15,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:16:15,050 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:16:15,051 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:16:15,051 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:16:15,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:16:15,052 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:16:15,053 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:16:15,054 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:16:15,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:16:15,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:16:15,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:16:15,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:16:15,057 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:16:15,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:16:15,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:16:15,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:16:15,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:16:15,060 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 [2019-11-27 11:16:15,774 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:16:15,814 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:16:15,823 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:16:15,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:16:15,830 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:16:15,831 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-11-27 11:16:16,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bf4d2991/c6b110053e43456d84751cb50e428bf5/FLAGf33bb3b76 [2019-11-27 11:16:18,623 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:16:18,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-11-27 11:16:18,798 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bf4d2991/c6b110053e43456d84751cb50e428bf5/FLAGf33bb3b76 [2019-11-27 11:16:18,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bf4d2991/c6b110053e43456d84751cb50e428bf5 [2019-11-27 11:16:18,828 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:16:18,834 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:16:18,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:16:18,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:16:18,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:16:18,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:16:18" (1/1) ... [2019-11-27 11:16:18,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3788b2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:18, skipping insertion in model container [2019-11-27 11:16:18,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:16:18" (1/1) ... [2019-11-27 11:16:18,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:16:19,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:16:30,737 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2019-11-27 11:16:30,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@451abe41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:30, skipping insertion in model container [2019-11-27 11:16:30,739 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:16:30,740 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:16:30,743 INFO L168 Benchmark]: Toolchain (without parser) took 11910.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 855.2 MB in the end (delta: 83.6 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:16:30,753 INFO L168 Benchmark]: CDTParser took 4.07 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:16:30,756 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11895.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 855.2 MB in the end (delta: 83.6 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:16:30,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.07 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 11895.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.8 MB in the beginning and 855.2 MB in the end (delta: 83.6 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 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 0.1.24-da95e15 [2019-11-27 11:16:35,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:16:35,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:16:35,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:16:35,118 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:16:35,122 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:16:35,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:16:35,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:16:35,150 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:16:35,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:16:35,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:16:35,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:16:35,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:16:35,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:16:35,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:16:35,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:16:35,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:16:35,193 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:16:35,200 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:16:35,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:16:35,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:16:35,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:16:35,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:16:35,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:16:35,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:16:35,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:16:35,254 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:16:35,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:16:35,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:16:35,264 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:16:35,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:16:35,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:16:35,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:16:35,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:16:35,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:16:35,279 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:16:35,280 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:16:35,281 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:16:35,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:16:35,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:16:35,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:16:35,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 11:16:35,318 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:16:35,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:16:35,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:16:35,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:16:35,327 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:16:35,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:16:35,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:16:35,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 11:16:35,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:16:35,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 11:16:35,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:16:35,329 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:16:35,330 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 11:16:35,330 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:16:35,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 11:16:35,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:16:35,334 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:16:35,334 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:16:35,334 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:16:35,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:16:35,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:16:35,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:16:35,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 11:16:35,336 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:16:35,336 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:16:35,337 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 11:16:35,337 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:16:35,337 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 11:16:35,337 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 [2019-11-27 11:16:35,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:16:35,756 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:16:35,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:16:35,765 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:16:35,768 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:16:35,772 INFO L428 ainManager$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 [2019-11-27 11:16:35,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c5d2c9e/90aff71cb93e4113a33df467daaf4d27/FLAGf143b33cd [2019-11-27 11:16:37,422 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:16:37,426 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 [2019-11-27 11:16:37,561 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c5d2c9e/90aff71cb93e4113a33df467daaf4d27/FLAGf143b33cd [2019-11-27 11:16:37,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1c5d2c9e/90aff71cb93e4113a33df467daaf4d27 [2019-11-27 11:16:37,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:16:37,963 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 11:16:37,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:16:37,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:16:37,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:16:37,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:16:37" (1/1) ... [2019-11-27 11:16:37,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65685be3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:37, skipping insertion in model container [2019-11-27 11:16:37,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:16:37" (1/1) ... [2019-11-27 11:16:37,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:16:38,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:16:49,099 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2019-11-27 11:16:49,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48fa4a27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:16:49, skipping insertion in model container [2019-11-27 11:16:49,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:16:49,107 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 11:16:49,116 INFO L168 Benchmark]: Toolchain (without parser) took 11146.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 854.6 MB in the end (delta: 78.4 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:16:49,118 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:16:49,121 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11134.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 854.6 MB in the end (delta: 78.4 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:16:49,128 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 11134.96 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 933.0 MB in the beginning and 854.6 MB in the end (delta: 78.4 MB). Peak memory consumption was 130.6 MB. Max. memory is 12.5 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...