./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/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_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/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 0e77d093a3d90588491436165dbb06766ca7515f ........................................................................................................................ 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_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/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_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/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 0e77d093a3d90588491436165dbb06766ca7515f .......................................................................................................................... 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 16:01:51,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:01:51,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:01:51,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:01:51,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:01:51,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:01:51,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:01:51,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:01:51,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:01:51,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:01:51,981 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:01:51,982 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:01:51,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:01:51,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:01:51,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:01:51,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:01:51,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:01:51,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:01:51,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:01:51,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:01:51,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:01:51,990 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:01:51,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:01:51,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:01:51,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:01:51,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:01:51,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:01:51,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:01:51,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:01:51,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:01:51,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:01:51,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:01:51,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:01:51,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:01:51,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:01:51,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:01:51,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:01:51,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:01:51,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:01:51,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:01:51,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:01:51,999 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 16:01:52,008 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:01:52,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:01:52,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:01:52,008 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 16:01:52,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:01:52,009 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:01:52,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:01:52,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:01:52,010 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:01:52,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:01:52,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:01:52,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:01:52,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:01:52,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:01:52,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:01:52,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 16:01:52,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:01:52,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:01:52,011 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:01:52,011 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:01:52,011 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_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/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 -> 0e77d093a3d90588491436165dbb06766ca7515f [2019-12-07 16:01:52,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:01:52,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:01:52,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:01:52,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:01:52,119 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:01:52,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-12-07 16:01:52,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/d1c776502/5a424566c1ac49be86aec8ff0407e1c1/FLAG10b256193 [2019-12-07 16:01:52,906 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:01:52,907 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-12-07 16:01:52,951 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/d1c776502/5a424566c1ac49be86aec8ff0407e1c1/FLAG10b256193 [2019-12-07 16:01:53,136 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/d1c776502/5a424566c1ac49be86aec8ff0407e1c1 [2019-12-07 16:01:53,138 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:01:53,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:01:53,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:01:53,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:01:53,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:01:53,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:53" (1/1) ... [2019-12-07 16:01:53,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a368b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:53, skipping insertion in model container [2019-12-07 16:01:53,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:53" (1/1) ... [2019-12-07 16:01:53,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:01:53,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:01:56,912 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 16:01:56,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1255fc2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:56, skipping insertion in model container [2019-12-07 16:01:56,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:01:56,913 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:01:56,915 INFO L168 Benchmark]: Toolchain (without parser) took 3775.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 912.8 MB in the beginning and 989.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 141.6 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:56,916 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:01:56,916 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3773.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 912.8 MB in the beginning and 989.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 141.6 MB. Max. memory is 11.5 GB. [2019-12-07 16:01:56,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 961.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3773.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 912.8 MB in the beginning and 989.3 MB in the end (delta: -76.6 MB). Peak memory consumption was 141.6 MB. Max. memory is 11.5 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 0.1.25-f470102 [2019-12-07 16:01:58,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:01:58,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:01:58,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:01:58,052 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:01:58,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:01:58,053 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:01:58,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:01:58,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:01:58,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:01:58,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:01:58,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:01:58,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:01:58,059 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:01:58,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:01:58,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:01:58,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:01:58,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:01:58,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:01:58,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:01:58,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:01:58,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:01:58,067 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:01:58,068 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:01:58,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:01:58,070 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:01:58,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:01:58,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:01:58,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:01:58,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:01:58,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:01:58,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:01:58,072 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:01:58,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:01:58,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:01:58,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:01:58,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:01:58,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:01:58,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:01:58,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:01:58,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:01:58,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 16:01:58,086 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:01:58,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:01:58,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 16:01:58,087 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 16:01:58,087 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 16:01:58,087 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:01:58,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:01:58,087 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:01:58,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:01:58,088 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:01:58,088 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:01:58,088 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:01:58,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:01:58,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:01:58,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:01:58,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:01:58,089 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:01:58,089 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:01:58,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:01:58,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:01:58,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:01:58,089 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:01:58,089 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:01:58,090 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 16:01:58,090 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:01:58,090 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:01:58,090 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:01:58,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:01:58,090 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 16:01:58,090 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_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/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 -> 0e77d093a3d90588491436165dbb06766ca7515f [2019-12-07 16:01:58,251 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:01:58,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:01:58,261 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:01:58,262 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:01:58,262 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:01:58,263 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-12-07 16:01:58,301 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/edd57f8c0/8c96d22eb51d42a89e64dce9fa9eb227/FLAGeafd82ac4 [2019-12-07 16:01:59,017 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:01:59,017 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2019-12-07 16:01:59,061 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/edd57f8c0/8c96d22eb51d42a89e64dce9fa9eb227/FLAGeafd82ac4 [2019-12-07 16:01:59,346 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0d355b1d-5485-4cbc-8fe2-2f526530ab6b/bin/uautomizer/data/edd57f8c0/8c96d22eb51d42a89e64dce9fa9eb227 [2019-12-07 16:01:59,352 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:01:59,355 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:01:59,357 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:01:59,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:01:59,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:01:59,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:59" (1/1) ... [2019-12-07 16:01:59,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e232920 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:01:59, skipping insertion in model container [2019-12-07 16:01:59,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:01:59" (1/1) ... [2019-12-07 16:01:59,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:01:59,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:02:03,212 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 16:02:03,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@127334c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:02:03, skipping insertion in model container [2019-12-07 16:02:03,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:02:03,213 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:02:03,215 INFO L168 Benchmark]: Toolchain (without parser) took 3860.75 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 918.8 MB in the beginning and 1.0 GB in the end (delta: -93.7 MB). Peak memory consumption was 143.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:02:03,215 INFO L168 Benchmark]: CDTParser took 0.15 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 16:02:03,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3855.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 918.8 MB in the beginning and 1.0 GB in the end (delta: -93.7 MB). Peak memory consumption was 143.7 MB. Max. memory is 11.5 GB. [2019-12-07 16:02:03,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 3855.95 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 164.6 MB). Free memory was 918.8 MB in the beginning and 1.0 GB in the end (delta: -93.7 MB). Peak memory consumption was 143.7 MB. Max. memory is 11.5 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...