./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 5f08f0f0 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 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-05 18:16:20,841 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 18:16:20,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 18:16:20,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 18:16:20,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 18:16:20,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 18:16:20,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 18:16:20,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 18:16:20,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 18:16:20,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 18:16:20,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 18:16:20,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 18:16:20,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 18:16:20,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 18:16:20,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 18:16:20,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 18:16:20,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 18:16:20,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 18:16:20,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 18:16:20,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 18:16:20,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 18:16:20,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 18:16:20,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 18:16:20,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 18:16:20,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 18:16:20,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 18:16:20,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 18:16:20,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 18:16:20,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 18:16:20,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 18:16:20,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 18:16:20,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 18:16:20,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 18:16:20,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 18:16:20,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 18:16:20,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 18:16:20,927 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 18:16:20,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 18:16:20,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 18:16:20,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 18:16:20,929 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 18:16:20,932 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-05 18:16:20,961 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 18:16:20,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 18:16:20,962 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 18:16:20,962 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 18:16:20,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 18:16:20,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 18:16:20,964 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 18:16:20,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 18:16:20,964 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-05 18:16:20,965 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 18:16:20,965 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 18:16:20,965 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 18:16:20,965 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 18:16:20,966 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 18:16:20,966 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 18:16:20,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 18:16:20,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 18:16:20,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 18:16:20,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 18:16:20,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 18:16:20,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 18:16:20,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 18:16:20,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 18:16:20,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-05 18:16:20,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-05 18:16:20,968 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 18:16:20,968 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 18:16:20,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 18:16:20,968 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 18:16:20,968 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 [2021-11-05 18:16:21,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 18:16:21,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 18:16:21,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 18:16:21,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 18:16:21,258 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 18:16:21,259 INFO L432 ainManager$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 [2021-11-05 18:16:21,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d256a052b/23c315e89044456d890cb95abd50938e/FLAGc6138f4be [2021-11-05 18:16:22,055 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 18:16:22,056 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 [2021-11-05 18:16:22,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d256a052b/23c315e89044456d890cb95abd50938e/FLAGc6138f4be [2021-11-05 18:16:22,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d256a052b/23c315e89044456d890cb95abd50938e [2021-11-05 18:16:22,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 18:16:22,600 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 18:16:22,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 18:16:22,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 18:16:22,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 18:16:22,604 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 06:16:22" (1/1) ... [2021-11-05 18:16:22,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65899873 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 06:16:22, skipping insertion in model container [2021-11-05 18:16:22,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 06:16:22" (1/1) ... [2021-11-05 18:16:22,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 18:16:22,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 18:16:26,079 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-05 18:16:26,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@124e372c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 06:16:26, skipping insertion in model container [2021-11-05 18:16:26,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 18:16:26,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-05 18:16:26,082 INFO L158 Benchmark]: Toolchain (without parser) took 3481.76ms. Allocated memory was 67.1MB in the beginning and 132.1MB in the end (delta: 65.0MB). Free memory was 31.7MB in the beginning and 77.5MB in the end (delta: -45.9MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2021-11-05 18:16:26,083 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-05 18:16:26,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3480.20ms. Allocated memory was 67.1MB in the beginning and 132.1MB in the end (delta: 65.0MB). Free memory was 31.5MB in the beginning and 77.5MB in the end (delta: -46.0MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2021-11-05 18:16:26,085 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3480.20ms. Allocated memory was 67.1MB in the beginning and 132.1MB in the end (delta: 65.0MB). Free memory was 31.5MB in the beginning and 77.5MB in the end (delta: -46.0MB). Peak memory consumption was 51.0MB. 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-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 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5f08f0f [2021-11-05 18:16:27,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-05 18:16:27,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-05 18:16:27,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-05 18:16:27,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-05 18:16:27,593 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-05 18:16:27,595 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-05 18:16:27,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-05 18:16:27,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-05 18:16:27,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-05 18:16:27,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-05 18:16:27,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-05 18:16:27,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-05 18:16:27,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-05 18:16:27,618 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-05 18:16:27,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-05 18:16:27,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-05 18:16:27,622 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-05 18:16:27,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-05 18:16:27,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-05 18:16:27,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-05 18:16:27,628 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-05 18:16:27,629 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-05 18:16:27,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-05 18:16:27,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-05 18:16:27,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-05 18:16:27,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-05 18:16:27,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-05 18:16:27,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-05 18:16:27,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-05 18:16:27,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-05 18:16:27,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-05 18:16:27,634 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-05 18:16:27,635 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-05 18:16:27,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-05 18:16:27,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-05 18:16:27,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-05 18:16:27,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-05 18:16:27,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-05 18:16:27,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-05 18:16:27,644 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-05 18:16:27,645 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-05 18:16:27,670 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-05 18:16:27,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-05 18:16:27,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-05 18:16:27,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-05 18:16:27,676 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-05 18:16:27,676 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-05 18:16:27,676 INFO L138 SettingsManager]: * Use SBE=true [2021-11-05 18:16:27,676 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-05 18:16:27,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-05 18:16:27,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-05 18:16:27,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-05 18:16:27,678 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-05 18:16:27,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-05 18:16:27,679 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-05 18:16:27,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-05 18:16:27,679 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 [2021-11-05 18:16:27,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-05 18:16:27,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-05 18:16:27,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-05 18:16:27,966 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-05 18:16:27,967 INFO L275 PluginConnector]: CDTParser initialized [2021-11-05 18:16:27,968 INFO L432 ainManager$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 [2021-11-05 18:16:28,022 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4982e19ea/e2e1ea8e3bc54e03a5fe9abf9f8a26c7/FLAG779896344 [2021-11-05 18:16:28,981 INFO L306 CDTParser]: Found 1 translation units. [2021-11-05 18:16:28,982 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 [2021-11-05 18:16:29,042 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4982e19ea/e2e1ea8e3bc54e03a5fe9abf9f8a26c7/FLAG779896344 [2021-11-05 18:16:29,500 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4982e19ea/e2e1ea8e3bc54e03a5fe9abf9f8a26c7 [2021-11-05 18:16:29,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-05 18:16:29,504 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-05 18:16:29,505 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-05 18:16:29,505 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-05 18:16:29,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-05 18:16:29,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 06:16:29" (1/1) ... [2021-11-05 18:16:29,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38292640 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 06:16:29, skipping insertion in model container [2021-11-05 18:16:29,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 06:16:29" (1/1) ... [2021-11-05 18:16:29,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-05 18:16:29,675 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-05 18:16:32,817 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-05 18:16:32,818 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50e0d20e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 06:16:32, skipping insertion in model container [2021-11-05 18:16:32,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-05 18:16:32,818 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-05 18:16:32,820 INFO L158 Benchmark]: Toolchain (without parser) took 3315.20ms. Allocated memory was 58.7MB in the beginning and 134.2MB in the end (delta: 75.5MB). Free memory was 24.4MB in the beginning and 79.7MB in the end (delta: -55.3MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-05 18:16:32,821 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 46.1MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-05 18:16:32,821 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3313.33ms. Allocated memory was 58.7MB in the beginning and 134.2MB in the end (delta: 75.5MB). Free memory was 24.2MB in the beginning and 79.7MB in the end (delta: -55.5MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2021-11-05 18:16:32,823 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 46.1MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 30.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3313.33ms. Allocated memory was 58.7MB in the beginning and 134.2MB in the end (delta: 75.5MB). Free memory was 24.2MB in the beginning and 79.7MB in the end (delta: -55.5MB). Peak memory consumption was 39.7MB. 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN