./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD --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 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd ................................................................................................................................ 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_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD --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 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:05:36,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:05:36,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:05:36,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:05:36,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:05:36,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:05:36,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:05:36,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:05:36,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:05:36,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:05:36,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:05:36,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:05:36,329 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:05:36,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:05:36,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:05:36,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:05:36,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:05:36,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:05:36,349 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:05:36,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:05:36,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:05:36,363 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:05:36,367 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:05:36,368 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:05:36,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:05:36,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:05:36,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:05:36,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:05:36,384 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:05:36,386 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:05:36,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:05:36,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:05:36,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:05:36,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:05:36,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:05:36,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:05:36,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:05:36,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:05:36,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:05:36,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:05:36,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:05:36,398 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:05:36,449 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:05:36,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:05:36,450 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:05:36,451 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:05:36,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:05:36,462 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:05:36,462 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:05:36,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:05:36,463 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:05:36,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:05:36,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:05:36,465 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:05:36,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:05:36,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:05:36,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:05:36,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:05:36,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:05:36,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:05:36,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:05:36,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:05:36,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:05:36,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:05:36,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:05:36,468 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:05:36,468 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:05:36,468 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:05:36,468 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:05:36,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:05:36,469 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:05:36,469 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_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd [2021-10-28 23:05:36,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:05:36,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:05:36,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:05:36,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:05:36,837 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:05:36,838 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:05:36,913 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/63bf17b86/a05a2485f72441399d0ad8631d515927/FLAG13aa3040c [2021-10-28 23:05:38,166 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:05:38,168 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:05:38,244 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/63bf17b86/a05a2485f72441399d0ad8631d515927/FLAG13aa3040c [2021-10-28 23:05:38,299 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/63bf17b86/a05a2485f72441399d0ad8631d515927 [2021-10-28 23:05:38,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:05:38,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:05:38,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:38,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:05:38,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:05:38,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:38" (1/1) ... [2021-10-28 23:05:38,316 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e77e3a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:38, skipping insertion in model container [2021-10-28 23:05:38,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:38" (1/1) ... [2021-10-28 23:05:38,325 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:05:38,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:05:42,381 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-28 23:05:42,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c99b220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:42, skipping insertion in model container [2021-10-28 23:05:42,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:42,383 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:05:42,385 INFO L168 Benchmark]: Toolchain (without parser) took 4079.07 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 54.4 MB in the beginning and 78.3 MB in the end (delta: -23.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:42,386 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory is still 73.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:05:42,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4074.43 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 54.2 MB in the beginning and 78.3 MB in the end (delta: -24.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:42,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 98.6 MB. Free memory is still 73.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4074.43 ms. Allocated memory was 98.6 MB in the beginning and 130.0 MB in the end (delta: 31.5 MB). Free memory was 54.2 MB in the beginning and 78.3 MB in the end (delta: -24.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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-b2eff8b [2021-10-28 23:05:45,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:05:45,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:05:45,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:05:45,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:05:45,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:05:45,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:05:45,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:05:45,116 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:05:45,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:05:45,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:05:45,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:05:45,121 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:05:45,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:05:45,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:05:45,127 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:05:45,129 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:05:45,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:05:45,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:05:45,137 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:05:45,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:05:45,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:05:45,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:05:45,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:05:45,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:05:45,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:05:45,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:05:45,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:05:45,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:05:45,155 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:05:45,155 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:05:45,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:05:45,158 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:05:45,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:05:45,161 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:05:45,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:05:45,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:05:45,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:05:45,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:05:45,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:05:45,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:05:45,167 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-28 23:05:45,198 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:05:45,198 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:05:45,199 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:05:45,199 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:05:45,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:05:45,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:05:45,201 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:05:45,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:05:45,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:05:45,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:05:45,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:05:45,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:05:45,203 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:05:45,203 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:05:45,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:05:45,203 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:05:45,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:05:45,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:05:45,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:05:45,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:05:45,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:05:45,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:05:45,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:05:45,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:05:45,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:05:45,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:05:45,206 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:05:45,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:05:45,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:05:45,207 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:05:45,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:05:45,207 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_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd [2021-10-28 23:05:45,607 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:05:45,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:05:45,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:05:45,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:05:45,646 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:05:45,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:05:45,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/e77112bf2/868ae690f19f43ada4b86d67ed03db75/FLAG193e1558d [2021-10-28 23:05:47,104 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:05:47,105 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:05:47,188 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/e77112bf2/868ae690f19f43ada4b86d67ed03db75/FLAG193e1558d [2021-10-28 23:05:47,219 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94ed9d0e-d192-4569-afcc-14c73400e718/bin/uautomizer-GMMbpWq8iD/data/e77112bf2/868ae690f19f43ada4b86d67ed03db75 [2021-10-28 23:05:47,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:05:47,226 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:05:47,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:47,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:05:47,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:05:47,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:47" (1/1) ... [2021-10-28 23:05:47,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46c2ff96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:47, skipping insertion in model container [2021-10-28 23:05:47,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:05:47" (1/1) ... [2021-10-28 23:05:47,245 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:05:47,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:05:51,314 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-28 23:05:51,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f81dbc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:05:51, skipping insertion in model container [2021-10-28 23:05:51,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:05:51,316 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:05:51,324 INFO L168 Benchmark]: Toolchain (without parser) took 4090.91 ms. Allocated memory was 77.6 MB in the beginning and 107.0 MB in the end (delta: 29.4 MB). Free memory was 40.9 MB in the beginning and 51.4 MB in the end (delta: -10.5 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:51,326 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 59.8 MB in the beginning and 59.7 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:05:51,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4087.33 ms. Allocated memory was 77.6 MB in the beginning and 107.0 MB in the end (delta: 29.4 MB). Free memory was 40.7 MB in the beginning and 51.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:05:51,329 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 77.6 MB. Free memory was 59.8 MB in the beginning and 59.7 MB in the end (delta: 69.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4087.33 ms. Allocated memory was 77.6 MB in the beginning and 107.0 MB in the end (delta: 29.4 MB). Free memory was 40.7 MB in the beginning and 51.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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...