./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/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_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e174f705314e2e8e5956b3d5cf8024041bf4fff3 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/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_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e174f705314e2e8e5956b3d5cf8024041bf4fff3 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:17:04,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:04,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:04,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:04,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:04,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:04,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:04,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:04,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:04,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:04,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:04,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:04,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:04,485 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:04,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:04,488 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:04,489 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:04,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:04,496 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:04,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:04,506 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:04,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:04,512 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:04,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:04,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:04,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:04,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:04,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:04,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:04,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:04,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:04,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:04,534 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:04,535 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:04,536 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:04,537 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:04,538 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:04,538 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:04,539 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:04,540 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:04,541 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:04,544 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-28 03:17:04,583 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:04,592 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:04,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:04,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:04,595 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:04,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:04,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:17:04,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:04,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:17:04,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:04,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:17:04,598 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:17:04,598 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:04,598 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:17:04,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:04,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:04,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:04,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:04,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:04,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:04,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:04,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:17:04,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:17:04,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:17:04,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:17:04,602 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:04,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:17:04,602 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e174f705314e2e8e5956b3d5cf8024041bf4fff3 [2020-11-28 03:17:04,917 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:04,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:04,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:04,953 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:04,954 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:04,955 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-28 03:17:05,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/03e3fa3a0/59bf9dab413a428ba366d00841ca37d1/FLAG7852191bc [2020-11-28 03:17:06,220 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:06,221 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-28 03:17:06,307 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/03e3fa3a0/59bf9dab413a428ba366d00841ca37d1/FLAG7852191bc [2020-11-28 03:17:06,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/03e3fa3a0/59bf9dab413a428ba366d00841ca37d1 [2020-11-28 03:17:06,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:06,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:17:06,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:06,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:06,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:06,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:06" (1/1) ... [2020-11-28 03:17:06,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@efb5488 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:06, skipping insertion in model container [2020-11-28 03:17:06,400 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:06" (1/1) ... [2020-11-28 03:17:06,407 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:06,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:12,442 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-11-28 03:17:12,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b3e11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:12, skipping insertion in model container [2020-11-28 03:17:12,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:12,443 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:17:12,446 INFO L168 Benchmark]: Toolchain (without parser) took 6081.29 ms. Allocated memory was 107.0 MB in the beginning and 234.9 MB in the end (delta: 127.9 MB). Free memory was 70.3 MB in the beginning and 150.7 MB in the end (delta: -80.4 MB). Peak memory consumption was 62.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:12,447 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 107.0 MB. Free memory is still 67.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:12,448 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6078.07 ms. Allocated memory was 107.0 MB in the beginning and 234.9 MB in the end (delta: 127.9 MB). Free memory was 70.0 MB in the beginning and 150.7 MB in the end (delta: -80.7 MB). Peak memory consumption was 62.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:12,451 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 107.0 MB. Free memory is still 67.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6078.07 ms. Allocated memory was 107.0 MB in the beginning and 234.9 MB in the end (delta: 127.9 MB). Free memory was 70.0 MB in the beginning and 150.7 MB in the end (delta: -80.7 MB). Peak memory consumption was 62.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:17:15,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:15,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:15,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:15,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:15,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:15,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:15,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:15,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:15,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:15,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:15,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:15,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:15,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:15,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:15,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:15,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:15,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:15,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:15,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:15,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:15,203 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:15,206 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:15,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:15,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:15,223 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:15,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:15,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:15,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:15,231 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:15,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:15,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:15,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:15,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:15,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:15,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:15,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:15,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:15,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:15,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:15,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:15,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-28 03:17:15,295 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:15,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:15,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:15,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:15,299 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:15,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:15,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:15,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 03:17:15,302 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:15,303 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 03:17:15,304 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:17:15,305 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:17:15,305 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 03:17:15,305 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:15,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 03:17:15,306 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:15,306 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:15,307 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:15,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:15,307 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:15,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:15,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:15,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 03:17:15,309 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:17:15,309 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:17:15,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 03:17:15,310 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:15,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:17:15,310 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-28 03:17:15,311 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e174f705314e2e8e5956b3d5cf8024041bf4fff3 [2020-11-28 03:17:15,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:15,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:15,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:15,946 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:15,947 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:15,949 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-28 03:17:16,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/0a48d313c/fe2f8ba20a44412ea0222faf69020ca8/FLAG53d30b616 [2020-11-28 03:17:17,959 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:17,961 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2020-11-28 03:17:18,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/0a48d313c/fe2f8ba20a44412ea0222faf69020ca8/FLAG53d30b616 [2020-11-28 03:17:18,639 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_99b9ed91-4637-48a1-8852-8e3bb09d2a89/bin/uautomizer/data/0a48d313c/fe2f8ba20a44412ea0222faf69020ca8 [2020-11-28 03:17:18,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:18,649 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 03:17:18,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:18,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:18,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:18,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:18" (1/1) ... [2020-11-28 03:17:18,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@899ebe4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:18, skipping insertion in model container [2020-11-28 03:17:18,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:18" (1/1) ... [2020-11-28 03:17:18,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:19,062 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:25,532 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-11-28 03:17:25,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f82f791 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:25, skipping insertion in model container [2020-11-28 03:17:25,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:25,534 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 03:17:25,536 INFO L168 Benchmark]: Toolchain (without parser) took 6886.40 ms. Allocated memory was 77.6 MB in the beginning and 148.9 MB in the end (delta: 71.3 MB). Free memory was 48.8 MB in the beginning and 85.3 MB in the end (delta: -36.5 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:25,537 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 77.6 MB. Free memory is still 60.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:25,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6879.92 ms. Allocated memory was 77.6 MB in the beginning and 148.9 MB in the end (delta: 71.3 MB). Free memory was 48.7 MB in the beginning and 85.3 MB in the end (delta: -36.6 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:25,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 77.6 MB. Free memory is still 60.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 6879.92 ms. Allocated memory was 77.6 MB in the beginning and 148.9 MB in the end (delta: 71.3 MB). Free memory was 48.7 MB in the beginning and 85.3 MB in the end (delta: -36.6 MB). Peak memory consumption was 54.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...