./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer --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 e174f705314e2e8e5956b3d5cf8024041bf4fff3 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer --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 e174f705314e2e8e5956b3d5cf8024041bf4fff3 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:10:24,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:24,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:24,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:24,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:24,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:24,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:24,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:24,657 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:24,663 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:24,664 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:24,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:24,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:24,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:24,677 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:24,679 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:24,681 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:24,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:24,684 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:24,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:24,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:24,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:24,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:24,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:24,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:24,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:24,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:24,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:24,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:24,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:24,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:24,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:24,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:24,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:24,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:24,725 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:24,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:24,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:24,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:24,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:24,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:24,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-30 01:10:24,778 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:24,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:24,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:24,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:24,780 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:10:24,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:24,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:10:24,781 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:24,781 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:10:24,782 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:24,782 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:10:24,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:10:24,783 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:24,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:10:24,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:24,783 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:10:24,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:24,784 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:10:24,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:24,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:24,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:24,785 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:10:24,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:10:24,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:10:24,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:10:24,786 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:10:24,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:10:24,787 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e174f705314e2e8e5956b3d5cf8024041bf4fff3 [2020-11-30 01:10:25,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:25,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:25,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:25,105 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:25,107 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:25,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-30 01:10:25,188 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/ef6c5e39b/53a0b01b9d254b338a74e959c44d64d0/FLAG8b3d10f80 [2020-11-30 01:10:26,406 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:26,408 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-30 01:10:26,528 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/ef6c5e39b/53a0b01b9d254b338a74e959c44d64d0/FLAG8b3d10f80 [2020-11-30 01:10:27,039 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/ef6c5e39b/53a0b01b9d254b338a74e959c44d64d0 [2020-11-30 01:10:27,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:27,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:10:27,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:27,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:27,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:27,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@705f79c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:27, skipping insertion in model container [2020-11-30 01:10:27,060 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:27" (1/1) ... [2020-11-30 01:10:27,069 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:27,420 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:32,961 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-11-30 01:10:32,962 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79e568aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:32, skipping insertion in model container [2020-11-30 01:10:32,962 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:32,963 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:10:32,966 INFO L168 Benchmark]: Toolchain (without parser) took 5919.52 ms. Allocated memory was 127.9 MB in the beginning and 186.6 MB in the end (delta: 58.7 MB). Free memory was 70.3 MB in the beginning and 88.3 MB in the end (delta: -18.0 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:32,967 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory is still 50.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:10:32,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5910.54 ms. Allocated memory was 127.9 MB in the beginning and 186.6 MB in the end (delta: 58.7 MB). Free memory was 69.9 MB in the beginning and 88.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:32,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 92.3 MB. Free memory is still 50.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5910.54 ms. Allocated memory was 127.9 MB in the beginning and 186.6 MB in the end (delta: 58.7 MB). Free memory was 69.9 MB in the beginning and 88.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:10:35,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:10:35,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:10:35,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:10:35,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:10:35,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:10:35,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:10:35,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:10:35,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:10:35,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:10:35,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:10:35,555 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:10:35,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:10:35,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:10:35,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:10:35,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:10:35,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:10:35,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:10:35,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:10:35,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:10:35,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:10:35,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:10:35,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:10:35,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:10:35,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:10:35,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:10:35,603 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:10:35,604 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:10:35,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:10:35,607 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:10:35,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:10:35,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:10:35,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:10:35,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:10:35,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:10:35,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:10:35,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:10:35,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:10:35,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:10:35,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:10:35,617 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:10:35,618 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-30 01:10:35,664 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:10:35,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:10:35,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:10:35,668 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:10:35,668 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:10:35,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:10:35,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:10:35,669 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:10:35,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:10:35,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:10:35,670 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 01:10:35,671 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 01:10:35,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:10:35,671 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:10:35,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:10:35,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:10:35,672 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:10:35,672 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:10:35,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:10:35,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:10:35,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:10:35,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:10:35,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:10:35,673 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 01:10:35,674 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 01:10:35,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:10:35,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:10:35,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 01:10:35,675 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-30 01:10:35,675 INFO L138 SettingsManager]: * To the following directory=dump/ 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-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e174f705314e2e8e5956b3d5cf8024041bf4fff3 [2020-11-30 01:10:36,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:10:36,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:10:36,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:10:36,167 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:10:36,170 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:10:36,171 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-30 01:10:36,260 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/75a34bef9/26c2d3eb1da444b099a2ec65c84a528c/FLAGa049a4bb7 [2020-11-30 01:10:37,809 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:10:37,810 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-30 01:10:37,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/75a34bef9/26c2d3eb1da444b099a2ec65c84a528c/FLAGa049a4bb7 [2020-11-30 01:10:38,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ee5ac1b0-70ea-4a2c-beb3-47cb0f6e916b/bin/uautomizer/data/75a34bef9/26c2d3eb1da444b099a2ec65c84a528c [2020-11-30 01:10:38,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:10:38,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:10:38,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:38,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:10:38,271 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:10:38,272 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:38" (1/1) ... [2020-11-30 01:10:38,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b115b6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:38, skipping insertion in model container [2020-11-30 01:10:38,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:10:38" (1/1) ... [2020-11-30 01:10:38,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:10:38,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:10:45,084 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-11-30 01:10:45,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5378199a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:10:45, skipping insertion in model container [2020-11-30 01:10:45,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:10:45,086 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 01:10:45,088 INFO L168 Benchmark]: Toolchain (without parser) took 6822.03 ms. Allocated memory was 73.4 MB in the beginning and 155.2 MB in the end (delta: 81.8 MB). Free memory was 40.3 MB in the beginning and 79.2 MB in the end (delta: -38.8 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:45,089 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 56.6 MB. Free memory was 38.1 MB in the beginning and 38.1 MB in the end (delta: 25.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:10:45,091 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6819.41 ms. Allocated memory was 73.4 MB in the beginning and 155.2 MB in the end (delta: 81.8 MB). Free memory was 40.1 MB in the beginning and 79.2 MB in the end (delta: -39.0 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. [2020-11-30 01:10:45,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 56.6 MB. Free memory was 38.1 MB in the beginning and 38.1 MB in the end (delta: 25.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6819.41 ms. Allocated memory was 73.4 MB in the beginning and 155.2 MB in the end (delta: 81.8 MB). Free memory was 40.1 MB in the beginning and 79.2 MB in the end (delta: -39.0 MB). Peak memory consumption was 43.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...