./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:39:12,191 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:39:12,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:39:12,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:39:12,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:39:12,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:39:12,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:39:12,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:39:12,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:39:12,278 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:39:12,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:39:12,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:39:12,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:39:12,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:39:12,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:39:12,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:39:12,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:39:12,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:39:12,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:39:12,312 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:39:12,314 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:39:12,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:39:12,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:39:12,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:39:12,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:39:12,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:39:12,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:39:12,331 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:39:12,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:39:12,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:39:12,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:39:12,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:39:12,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:39:12,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:39:12,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:39:12,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:39:12,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:39:12,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:39:12,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:39:12,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:39:12,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:39:12,347 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:39:12,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:39:12,408 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:39:12,409 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:39:12,409 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:39:12,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:39:12,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:39:12,418 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:39:12,418 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:39:12,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:39:12,419 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:39:12,420 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:39:12,420 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:39:12,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:39:12,421 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:39:12,421 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:39:12,421 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:39:12,422 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:39:12,422 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:39:12,422 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:39:12,423 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:12,423 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:39:12,423 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:39:12,423 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:39:12,424 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:39:12,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:39:12,424 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:39:12,424 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:39:12,425 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_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-10-13 00:39:12,732 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:39:12,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:39:12,762 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:39:12,764 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:39:12,765 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:39:12,766 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-13 00:39:12,853 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/aba5b7e1e/a23e9d943be44fedbbf3f32c53fd31b7/FLAGa67aeff64 [2021-10-13 00:39:14,115 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:39:14,117 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-13 00:39:14,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/aba5b7e1e/a23e9d943be44fedbbf3f32c53fd31b7/FLAGa67aeff64 [2021-10-13 00:39:14,289 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/aba5b7e1e/a23e9d943be44fedbbf3f32c53fd31b7 [2021-10-13 00:39:14,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:39:14,296 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:39:14,299 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:14,299 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:39:14,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:39:14,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:14" (1/1) ... [2021-10-13 00:39:14,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@444e0db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:14, skipping insertion in model container [2021-10-13 00:39:14,306 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:14" (1/1) ... [2021-10-13 00:39:14,314 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:39:14,563 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:39:18,943 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-13 00:39:18,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f39ea16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:18, skipping insertion in model container [2021-10-13 00:39:18,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:18,946 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:39:18,950 INFO L168 Benchmark]: Toolchain (without parser) took 4651.67 ms. Allocated memory was 96.5 MB in the beginning and 144.7 MB in the end (delta: 48.2 MB). Free memory was 55.4 MB in the beginning and 55.2 MB in the end (delta: 223.1 kB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:18,952 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 96.5 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:39:18,956 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4647.48 ms. Allocated memory was 96.5 MB in the beginning and 144.7 MB in the end (delta: 48.2 MB). Free memory was 55.1 MB in the beginning and 55.2 MB in the end (delta: -95.8 kB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:18,958 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 96.5 MB. Free memory is still 49.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4647.48 ms. Allocated memory was 96.5 MB in the beginning and 144.7 MB in the end (delta: 48.2 MB). Free memory was 55.1 MB in the beginning and 55.2 MB in the end (delta: -95.8 kB). Peak memory consumption was 45.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:39:21,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:39:21,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:39:21,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:39:21,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:39:21,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:39:21,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:39:21,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:39:21,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:39:21,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:39:21,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:39:21,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:39:21,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:39:21,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:39:21,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:39:21,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:39:21,674 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:39:21,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:39:21,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:39:21,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:39:21,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:39:21,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:39:21,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:39:21,705 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:39:21,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:39:21,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:39:21,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:39:21,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:39:21,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:39:21,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:39:21,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:39:21,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:39:21,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:39:21,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:39:21,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:39:21,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:39:21,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:39:21,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:39:21,740 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:39:21,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:39:21,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:39:21,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-13 00:39:21,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:39:21,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:39:21,804 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:39:21,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:39:21,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:39:21,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:39:21,807 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:39:21,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:39:21,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:39:21,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:39:21,810 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:39:21,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:39:21,810 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:39:21,811 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:39:21,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:39:21,811 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:39:21,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:39:21,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:39:21,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:39:21,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:39:21,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:39:21,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:39:21,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:39:21,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:39:21,814 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:39:21,814 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:39:21,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:39:21,815 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:39:21,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:39:21,816 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_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-10-13 00:39:22,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:39:22,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:39:22,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:39:22,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:39:22,260 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:39:22,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-13 00:39:22,331 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/e5c708f5e/0a95def365b84a4c9e0d7025bba477ad/FLAG6cb723230 [2021-10-13 00:39:23,993 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:39:23,994 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-13 00:39:24,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/e5c708f5e/0a95def365b84a4c9e0d7025bba477ad/FLAG6cb723230 [2021-10-13 00:39:24,286 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_181b938d-a3b7-402e-a397-543dabd12ffe/bin/uautomizer-WNIpwEf4Nt/data/e5c708f5e/0a95def365b84a4c9e0d7025bba477ad [2021-10-13 00:39:24,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:39:24,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:39:24,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:24,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:39:24,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:39:24,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:24" (1/1) ... [2021-10-13 00:39:24,305 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@341c0e92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:24, skipping insertion in model container [2021-10-13 00:39:24,305 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:39:24" (1/1) ... [2021-10-13 00:39:24,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:39:24,620 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:39:29,231 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-13 00:39:29,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d887450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:39:29, skipping insertion in model container [2021-10-13 00:39:29,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:39:29,233 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:39:29,235 INFO L168 Benchmark]: Toolchain (without parser) took 4940.95 ms. Allocated memory was 83.9 MB in the beginning and 121.6 MB in the end (delta: 37.7 MB). Free memory was 51.1 MB in the beginning and 49.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 46.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:29,236 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:39:29,237 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4935.72 ms. Allocated memory was 83.9 MB in the beginning and 121.6 MB in the end (delta: 37.7 MB). Free memory was 50.8 MB in the beginning and 49.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 46.3 MB. Max. memory is 16.1 GB. [2021-10-13 00:39:29,239 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4935.72 ms. Allocated memory was 83.9 MB in the beginning and 121.6 MB in the end (delta: 37.7 MB). Free memory was 50.8 MB in the beginning and 49.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 46.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...