./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-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC --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 7242fbd53ac8953ece755a0c86dfaebe48d52668 ............................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC --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 7242fbd53ac8953ece755a0c86dfaebe48d52668 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:32:29,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:32:29,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:32:29,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:32:29,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:32:29,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:32:29,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:32:29,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:32:29,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:32:29,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:32:29,881 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:32:29,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:32:29,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:32:29,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:32:29,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:32:29,898 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:32:29,899 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:32:29,900 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:32:29,903 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:32:29,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:32:29,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:32:29,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:32:29,911 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:32:29,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:32:29,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:32:29,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:32:29,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:32:29,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:32:29,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:32:29,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:32:29,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:32:29,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:32:29,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:32:29,925 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:32:29,926 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:32:29,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:32:29,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:32:29,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:32:29,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:32:29,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:32:29,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:32:29,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-11 00:32:29,970 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:32:29,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:32:29,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:32:29,973 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:32:29,973 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:32:29,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:32:29,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:32:29,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:32:29,980 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:32:29,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:32:29,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:32:29,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:32:29,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:32:29,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:32:29,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:32:29,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:32:29,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:32:29,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:32:29,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:32:29,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:32:29,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:32:29,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:32:29,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:32:29,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:32:29,986 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:32:29,987 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2021-10-11 00:32:30,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:32:30,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:32:30,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:32:30,339 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:32:30,342 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:32:30,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-11 00:32:30,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/522909fed/d861bdd45ef6453a837cf08088470fc4/FLAG175d12e97 [2021-10-11 00:32:31,574 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:32:31,575 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-11 00:32:31,639 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/522909fed/d861bdd45ef6453a837cf08088470fc4/FLAG175d12e97 [2021-10-11 00:32:31,765 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/522909fed/d861bdd45ef6453a837cf08088470fc4 [2021-10-11 00:32:31,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:32:31,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:32:31,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:31,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:32:31,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:32:31,781 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:31" (1/1) ... [2021-10-11 00:32:31,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a564923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:31, skipping insertion in model container [2021-10-11 00:32:31,784 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:31" (1/1) ... [2021-10-11 00:32:31,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:32:32,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:32:35,530 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-11 00:32:35,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48633613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:35, skipping insertion in model container [2021-10-11 00:32:35,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:35,532 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:32:35,536 INFO L168 Benchmark]: Toolchain (without parser) took 3764.08 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 44.5 MB in the beginning and 93.8 MB in the end (delta: -49.3 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:35,538 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 66.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:32:35,541 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3760.42 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 44.3 MB in the beginning and 93.8 MB in the end (delta: -49.5 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:35,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 86.0 MB. Free memory is still 66.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3760.42 ms. Allocated memory was 86.0 MB in the beginning and 151.0 MB in the end (delta: 65.0 MB). Free memory was 44.3 MB in the beginning and 93.8 MB in the end (delta: -49.5 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: 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 0.2.0-7b2dab5 [2021-10-11 00:32:38,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:32:38,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:32:38,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:32:38,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:32:38,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:32:38,095 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:32:38,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:32:38,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:32:38,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:32:38,113 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:32:38,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:32:38,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:32:38,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:32:38,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:32:38,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:32:38,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:32:38,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:32:38,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:32:38,140 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:32:38,142 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:32:38,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:32:38,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:32:38,150 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:32:38,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:32:38,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:32:38,156 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:32:38,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:32:38,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:32:38,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:32:38,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:32:38,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:32:38,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:32:38,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:32:38,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:32:38,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:32:38,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:32:38,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:32:38,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:32:38,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:32:38,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:32:38,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-11 00:32:38,219 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:32:38,219 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:32:38,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:32:38,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:32:38,223 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:32:38,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:32:38,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:32:38,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:32:38,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:32:38,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:32:38,226 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:32:38,226 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:32:38,227 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:32:38,227 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:32:38,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:32:38,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:32:38,228 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:32:38,228 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:32:38,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:32:38,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:32:38,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:32:38,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:32:38,229 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:32:38,229 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:32:38,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:32:38,230 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:32:38,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:32:38,230 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7242fbd53ac8953ece755a0c86dfaebe48d52668 [2021-10-11 00:32:38,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:32:38,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:32:38,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:32:38,673 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:32:38,678 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:32:38,679 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-11 00:32:38,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/f8f62d864/0afd56765459443888e20b7f0e36965f/FLAGc604f66c3 [2021-10-11 00:32:40,005 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:32:40,005 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-11 00:32:40,074 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/f8f62d864/0afd56765459443888e20b7f0e36965f/FLAGc604f66c3 [2021-10-11 00:32:40,124 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee6b47b-e6f7-4411-a140-3be913b0e52a/bin/uautomizer-Z5i5R5N3CC/data/f8f62d864/0afd56765459443888e20b7f0e36965f [2021-10-11 00:32:40,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:32:40,130 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:32:40,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:40,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:32:40,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:32:40,140 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:40" (1/1) ... [2021-10-11 00:32:40,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10159115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:40, skipping insertion in model container [2021-10-11 00:32:40,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:32:40" (1/1) ... [2021-10-11 00:32:40,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:32:40,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:32:44,991 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-11 00:32:44,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bc82022 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:32:44, skipping insertion in model container [2021-10-11 00:32:44,992 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:32:44,992 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 00:32:44,995 INFO L168 Benchmark]: Toolchain (without parser) took 4863.60 ms. Allocated memory was 71.3 MB in the beginning and 113.2 MB in the end (delta: 41.9 MB). Free memory was 42.5 MB in the beginning and 63.8 MB in the end (delta: -21.4 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:44,996 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 71.3 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 52.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:32:44,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4858.29 ms. Allocated memory was 71.3 MB in the beginning and 113.2 MB in the end (delta: 41.9 MB). Free memory was 42.3 MB in the beginning and 64.4 MB in the end (delta: -22.1 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:32:44,999 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 71.3 MB. Free memory was 51.6 MB in the beginning and 51.5 MB in the end (delta: 52.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4858.29 ms. Allocated memory was 71.3 MB in the beginning and 113.2 MB in the end (delta: 41.9 MB). Free memory was 42.3 MB in the beginning and 64.4 MB in the end (delta: -22.1 MB). Peak memory consumption was 55.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: 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...