./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 ................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:27:54,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:27:54,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:27:54,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:27:54,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:27:54,397 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:27:54,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:27:54,402 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:27:54,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:27:54,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:27:54,408 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:27:54,410 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:27:54,411 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:27:54,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:27:54,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:27:54,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:27:54,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:27:54,421 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:27:54,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:27:54,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:27:54,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:27:54,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:27:54,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:27:54,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:27:54,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:27:54,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:27:54,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:27:54,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:27:54,444 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:27:54,446 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:27:54,447 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:27:54,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:27:54,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:27:54,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:27:54,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:27:54,454 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:27:54,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:27:54,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:27:54,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:27:54,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:27:54,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:27:54,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 20:27:54,497 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:27:54,497 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:27:54,498 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:27:54,498 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:27:54,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:27:54,504 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:27:54,504 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:27:54,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:27:54,505 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:27:54,505 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:27:54,506 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:27:54,506 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:27:54,506 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:27:54,506 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:27:54,507 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:27:54,507 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:27:54,507 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:27:54,507 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:27:54,508 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:27:54,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:27:54,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:27:54,509 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:27:54,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:27:54,509 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:27:54,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 20:27:54,510 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:27:54,510 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:27:54,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:27:54,511 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:27:54,513 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_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-10-15 20:27:54,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:27:54,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:27:54,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:27:54,887 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:27:54,889 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:27:54,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-15 20:27:54,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/cd21ac2c9/8be7b28d3fdf4d97a600008d9680dcae/FLAG70a56ebef [2021-10-15 20:27:56,212 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:27:56,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-15 20:27:56,313 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/cd21ac2c9/8be7b28d3fdf4d97a600008d9680dcae/FLAG70a56ebef [2021-10-15 20:27:56,815 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/cd21ac2c9/8be7b28d3fdf4d97a600008d9680dcae [2021-10-15 20:27:56,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:27:56,822 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:27:56,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:27:56,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:27:56,831 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:27:56,832 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:27:56" (1/1) ... [2021-10-15 20:27:56,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@642cabc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:27:56, skipping insertion in model container [2021-10-15 20:27:56,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:27:56" (1/1) ... [2021-10-15 20:27:56,842 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:27:57,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:28:01,871 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-15 20:28:01,872 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@196159d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:01, skipping insertion in model container [2021-10-15 20:28:01,872 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:28:01,873 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-15 20:28:01,875 INFO L168 Benchmark]: Toolchain (without parser) took 5051.42 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 49.9 MB in the beginning and 63.7 MB in the end (delta: -13.8 MB). Peak memory consumption was 43.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:01,876 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:28:01,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5047.01 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 49.9 MB in the beginning and 63.7 MB in the end (delta: -13.8 MB). Peak memory consumption was 43.5 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:01,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory is still 72.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 5047.01 ms. Allocated memory was 96.5 MB in the beginning and 123.7 MB in the end (delta: 27.3 MB). Free memory was 49.9 MB in the beginning and 63.7 MB in the end (delta: -13.8 MB). Peak memory consumption was 43.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:28:04,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:28:04,621 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:28:04,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:28:04,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:28:04,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:28:04,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:28:04,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:28:04,696 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:28:04,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:28:04,707 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:28:04,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:28:04,711 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:28:04,714 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:28:04,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:28:04,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:28:04,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:28:04,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:28:04,731 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:28:04,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:28:04,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:28:04,744 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:28:04,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:28:04,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:28:04,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:28:04,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:28:04,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:28:04,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:28:04,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:28:04,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:28:04,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:28:04,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:28:04,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:28:04,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:28:04,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:28:04,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:28:04,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:28:04,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:28:04,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:28:04,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:28:04,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:28:04,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 20:28:04,839 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:28:04,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:28:04,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:28:04,841 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:28:04,843 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:28:04,843 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:28:04,844 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:28:04,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:28:04,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:28:04,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:28:04,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:28:04,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:28:04,847 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 20:28:04,847 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 20:28:04,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:28:04,847 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:28:04,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:28:04,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:28:04,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:28:04,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:28:04,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:28:04,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:28:04,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:28:04,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:28:04,850 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 20:28:04,850 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 20:28:04,850 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:28:04,850 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:28:04,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:28:04,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:28:04,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 20:28:04,851 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_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f39d4fa5cd1f7025d6e30a8cb9190ccf588bf11 [2021-10-15 20:28:05,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:28:05,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:28:05,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:28:05,251 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:28:05,252 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:28:05,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-15 20:28:05,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/01d1a8c54/fb9b40efe93144bda561aa5c2f1f4eb9/FLAGb687d0a5b [2021-10-15 20:28:06,782 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:28:06,783 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-15 20:28:06,886 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/01d1a8c54/fb9b40efe93144bda561aa5c2f1f4eb9/FLAGb687d0a5b [2021-10-15 20:28:07,272 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9804c9a-560c-4817-944e-8d55dabfa3b6/bin/uautomizer-hJ6jxDFKc3/data/01d1a8c54/fb9b40efe93144bda561aa5c2f1f4eb9 [2021-10-15 20:28:07,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:28:07,279 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:28:07,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:28:07,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:28:07,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:28:07,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:28:07" (1/1) ... [2021-10-15 20:28:07,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6009c389 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:07, skipping insertion in model container [2021-10-15 20:28:07,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:28:07" (1/1) ... [2021-10-15 20:28:07,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:28:07,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:28:12,098 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-15 20:28:12,099 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@aabc181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:28:12, skipping insertion in model container [2021-10-15 20:28:12,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:28:12,100 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-15 20:28:12,102 INFO L168 Benchmark]: Toolchain (without parser) took 4821.23 ms. Allocated memory was 71.3 MB in the beginning and 167.8 MB in the end (delta: 96.5 MB). Free memory was 37.7 MB in the beginning and 115.8 MB in the end (delta: -78.1 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:12,103 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:28:12,104 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4818.68 ms. Allocated memory was 71.3 MB in the beginning and 167.8 MB in the end (delta: 96.5 MB). Free memory was 37.5 MB in the beginning and 115.8 MB in the end (delta: -78.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. [2021-10-15 20:28:12,106 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 58.7 MB. Free memory is still 40.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4818.68 ms. Allocated memory was 71.3 MB in the beginning and 167.8 MB in the end (delta: 96.5 MB). Free memory was 37.5 MB in the beginning and 115.8 MB in the end (delta: -78.3 MB). Peak memory consumption was 35.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: qxl_io_log RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...