./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-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6a95f1fc033a0de4a2f7f3c5d7d60bfd2baeb50a ........................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6a95f1fc033a0de4a2f7f3c5d7d60bfd2baeb50a .......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 18:24:06,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:24:06,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:24:06,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:24:06,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:24:06,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:24:06,876 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:24:06,878 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:24:06,879 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:24:06,880 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:24:06,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:24:06,881 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:24:06,881 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:24:06,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:24:06,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:24:06,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:24:06,884 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:24:06,885 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:24:06,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:24:06,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:24:06,889 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:24:06,890 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:24:06,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:24:06,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:24:06,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:24:06,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:24:06,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:24:06,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:24:06,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:24:06,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:24:06,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:24:06,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:24:06,895 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:24:06,896 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:24:06,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:24:06,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:24:06,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:24:06,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:24:06,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:24:06,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:24:06,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:24:06,898 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 18:24:06,908 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:24:06,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:24:06,909 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:24:06,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:24:06,909 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:24:06,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:24:06,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 18:24:06,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:24:06,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:24:06,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:24:06,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:24:06,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:24:06,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:24:06,911 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a95f1fc033a0de4a2f7f3c5d7d60bfd2baeb50a [2019-12-07 18:24:07,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:24:07,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:24:07,026 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:24:07,027 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:24:07,027 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:24:07,028 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2019-12-07 18:24:07,076 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/3f16e67be/476a379a081a4620a9d806c0d54a3aee/FLAG5dd9fc8d8 [2019-12-07 18:24:07,751 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:24:07,752 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2019-12-07 18:24:07,790 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/3f16e67be/476a379a081a4620a9d806c0d54a3aee/FLAG5dd9fc8d8 [2019-12-07 18:24:08,068 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/3f16e67be/476a379a081a4620a9d806c0d54a3aee [2019-12-07 18:24:08,075 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:24:08,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:24:08,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:24:08,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:24:08,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:24:08,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:24:08" (1/1) ... [2019-12-07 18:24:08,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a937a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:24:08, skipping insertion in model container [2019-12-07 18:24:08,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:24:08" (1/1) ... [2019-12-07 18:24:08,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:24:08,229 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:24:10,447 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2019-12-07 18:24:10,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@202cca53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:24:10, skipping insertion in model container [2019-12-07 18:24:10,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:24:10,448 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 18:24:10,450 INFO L168 Benchmark]: Toolchain (without parser) took 2373.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 911.0 MB in the beginning and 1.0 GB in the end (delta: -129.6 MB). Peak memory consumption was 101.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:24:10,450 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:24:10,451 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2368.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 911.0 MB in the beginning and 1.0 GB in the end (delta: -129.6 MB). Peak memory consumption was 101.9 MB. Max. memory is 11.5 GB. [2019-12-07 18:24:10,452 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2368.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 911.0 MB in the beginning and 1.0 GB in the end (delta: -129.6 MB). Peak memory consumption was 101.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8476]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-07 18:24:11,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 18:24:11,587 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 18:24:11,595 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 18:24:11,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 18:24:11,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 18:24:11,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 18:24:11,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 18:24:11,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 18:24:11,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 18:24:11,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 18:24:11,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 18:24:11,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 18:24:11,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 18:24:11,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 18:24:11,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 18:24:11,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 18:24:11,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 18:24:11,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 18:24:11,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 18:24:11,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 18:24:11,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 18:24:11,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 18:24:11,611 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 18:24:11,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 18:24:11,613 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 18:24:11,613 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 18:24:11,614 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 18:24:11,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 18:24:11,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 18:24:11,615 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 18:24:11,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 18:24:11,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 18:24:11,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 18:24:11,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 18:24:11,617 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 18:24:11,617 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 18:24:11,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 18:24:11,618 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 18:24:11,618 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 18:24:11,619 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 18:24:11,619 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 18:24:11,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 18:24:11,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 18:24:11,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 18:24:11,630 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 18:24:11,630 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 18:24:11,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 18:24:11,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 18:24:11,631 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 18:24:11,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 18:24:11,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 18:24:11,631 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 18:24:11,631 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 18:24:11,632 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 18:24:11,632 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 18:24:11,632 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 18:24:11,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 18:24:11,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 18:24:11,632 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 18:24:11,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 18:24:11,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 18:24:11,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 18:24:11,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 18:24:11,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 18:24:11,633 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 18:24:11,633 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 18:24:11,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 18:24:11,633 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 18:24:11,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 18:24:11,634 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 18:24:11,634 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a95f1fc033a0de4a2f7f3c5d7d60bfd2baeb50a [2019-12-07 18:24:11,798 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 18:24:11,807 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 18:24:11,809 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 18:24:11,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 18:24:11,810 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 18:24:11,811 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2019-12-07 18:24:11,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/ae1ab18f4/dee0b97c7c71486886e1ca6fdfb6dfbb/FLAGfb3490b92 [2019-12-07 18:24:12,447 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 18:24:12,447 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2019-12-07 18:24:12,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/ae1ab18f4/dee0b97c7c71486886e1ca6fdfb6dfbb/FLAGfb3490b92 [2019-12-07 18:24:12,880 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8cc25352-17a1-4eb8-bdc8-2254b1e9df9e/bin/uautomizer/data/ae1ab18f4/dee0b97c7c71486886e1ca6fdfb6dfbb [2019-12-07 18:24:12,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 18:24:12,883 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 18:24:12,884 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 18:24:12,884 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 18:24:12,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 18:24:12,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:24:12" (1/1) ... [2019-12-07 18:24:12,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37e6cd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:24:12, skipping insertion in model container [2019-12-07 18:24:12,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 06:24:12" (1/1) ... [2019-12-07 18:24:12,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 18:24:13,022 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 18:24:15,203 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2019-12-07 18:24:15,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40fc4b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 06:24:15, skipping insertion in model container [2019-12-07 18:24:15,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 18:24:15,204 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 18:24:15,206 INFO L168 Benchmark]: Toolchain (without parser) took 2322.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 925.2 MB in the beginning and 1.1 GB in the end (delta: -140.5 MB). Peak memory consumption was 111.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:24:15,207 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 18:24:15,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2320.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 925.2 MB in the beginning and 1.1 GB in the end (delta: -140.5 MB). Peak memory consumption was 111.4 MB. Max. memory is 11.5 GB. [2019-12-07 18:24:15,208 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2320.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 156.8 MB). Free memory was 925.2 MB in the beginning and 1.1 GB in the end (delta: -140.5 MB). Peak memory consumption was 111.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8476]: 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...