./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-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf 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-32_7a-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 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-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 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 05:44:52,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 05:44:52,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 05:44:52,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 05:44:52,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 05:44:52,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 05:44:52,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 05:44:52,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 05:44:52,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 05:44:52,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 05:44:52,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 05:44:52,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 05:44:52,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 05:44:52,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 05:44:52,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 05:44:52,194 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 05:44:52,195 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 05:44:52,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 05:44:52,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 05:44:52,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 05:44:52,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 05:44:52,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 05:44:52,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 05:44:52,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 05:44:52,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 05:44:52,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 05:44:52,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 05:44:52,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 05:44:52,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 05:44:52,216 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 05:44:52,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 05:44:52,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 05:44:52,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 05:44:52,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 05:44:52,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 05:44:52,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 05:44:52,234 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 05:44:52,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 05:44:52,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 05:44:52,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 05:44:52,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 05:44:52,241 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-08-30 05:44:52,278 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 05:44:52,278 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 05:44:52,279 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 05:44:52,279 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 05:44:52,281 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 05:44:52,281 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 05:44:52,281 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 05:44:52,282 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 05:44:52,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 05:44:52,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 05:44:52,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-30 05:44:52,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 05:44:52,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-30 05:44:52,283 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-30 05:44:52,283 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 05:44:52,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-30 05:44:52,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 05:44:52,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 05:44:52,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 05:44:52,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 05:44:52,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 05:44:52,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 05:44:52,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-30 05:44:52,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 05:44:52,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 05:44:52,285 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-30 05:44:52,286 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 05:44:52,286 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-08-30 05:44:52,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 05:44:52,597 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 05:44:52,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 05:44:52,600 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 05:44:52,601 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 05:44:52,603 INFO L432 ainManager$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-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 05:44:52,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33650de12/0ac1e46a675b495190656a256a829f9f/FLAG2d8a24a4b [2021-08-30 05:44:53,700 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 05:44:53,700 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 05:44:53,802 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33650de12/0ac1e46a675b495190656a256a829f9f/FLAG2d8a24a4b [2021-08-30 05:44:54,046 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33650de12/0ac1e46a675b495190656a256a829f9f [2021-08-30 05:44:54,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 05:44:54,050 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-30 05:44:54,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 05:44:54,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 05:44:54,055 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 05:44:54,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:44:54" (1/1) ... [2021-08-30 05:44:54,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af948a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:44:54, skipping insertion in model container [2021-08-30 05:44:54,090 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:44:54" (1/1) ... [2021-08-30 05:44:54,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 05:44:54,290 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 05:44:58,247 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-30 05:44:58,248 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4365c8da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:44:58, skipping insertion in model container [2021-08-30 05:44:58,248 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 05:44:58,249 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-30 05:44:58,251 INFO L158 Benchmark]: Toolchain (without parser) took 4199.64ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 23.3MB in the beginning and 88.3MB in the end (delta: -65.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-08-30 05:44:58,252 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 58.7MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 05:44:58,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4196.43ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 23.1MB in the beginning and 88.3MB in the end (delta: -65.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2021-08-30 05:44:58,255 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 58.7MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4196.43ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 23.1MB in the beginning and 88.3MB in the end (delta: -65.1MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 05:44:59,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 05:44:59,990 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 05:45:00,015 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 05:45:00,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 05:45:00,016 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 05:45:00,018 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 05:45:00,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 05:45:00,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 05:45:00,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 05:45:00,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 05:45:00,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 05:45:00,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 05:45:00,034 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 05:45:00,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 05:45:00,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 05:45:00,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 05:45:00,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 05:45:00,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 05:45:00,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 05:45:00,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 05:45:00,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 05:45:00,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 05:45:00,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 05:45:00,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 05:45:00,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 05:45:00,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 05:45:00,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 05:45:00,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 05:45:00,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 05:45:00,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 05:45:00,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 05:45:00,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 05:45:00,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 05:45:00,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 05:45:00,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 05:45:00,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 05:45:00,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 05:45:00,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 05:45:00,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 05:45:00,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 05:45:00,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-08-30 05:45:00,119 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 05:45:00,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 05:45:00,120 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 05:45:00,121 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 05:45:00,122 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 05:45:00,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 05:45:00,123 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 05:45:00,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 05:45:00,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 05:45:00,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-30 05:45:00,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 05:45:00,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-30 05:45:00,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 05:45:00,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 05:45:00,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-30 05:45:00,125 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 05:45:00,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-30 05:45:00,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 05:45:00,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 05:45:00,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 05:45:00,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 05:45:00,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 05:45:00,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 05:45:00,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-30 05:45:00,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 05:45:00,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 05:45:00,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-30 05:45:00,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 05:45:00,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 05:45:00,127 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-08-30 05:45:00,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 05:45:00,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 05:45:00,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 05:45:00,477 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 05:45:00,478 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 05:45:00,480 INFO L432 ainManager$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-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 05:45:00,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a0b2fc6/57dba1e6340847dba8817aa2286a564d/FLAG643b8d21f [2021-08-30 05:45:01,522 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 05:45:01,522 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-08-30 05:45:01,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a0b2fc6/57dba1e6340847dba8817aa2286a564d/FLAG643b8d21f [2021-08-30 05:45:01,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61a0b2fc6/57dba1e6340847dba8817aa2286a564d [2021-08-30 05:45:01,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 05:45:01,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-30 05:45:01,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 05:45:01,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 05:45:01,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 05:45:01,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:45:01" (1/1) ... [2021-08-30 05:45:01,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29137dc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:45:01, skipping insertion in model container [2021-08-30 05:45:01,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 05:45:01" (1/1) ... [2021-08-30 05:45:01,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 05:45:02,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 05:45:05,979 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-08-30 05:45:05,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10fee55c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 05:45:05, skipping insertion in model container [2021-08-30 05:45:05,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 05:45:05,980 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-30 05:45:05,982 INFO L158 Benchmark]: Toolchain (without parser) took 4080.77ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 30.9MB in the beginning and 52.7MB in the end (delta: -21.8MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-08-30 05:45:05,982 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 05:45:05,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4076.79ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 30.8MB in the beginning and 52.7MB in the end (delta: -22.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-08-30 05:45:05,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4076.79ms. Allocated memory was 60.8MB in the beginning and 107.0MB in the end (delta: 46.1MB). Free memory was 30.8MB in the beginning and 52.7MB in the end (delta: -22.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: 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...