./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-43_2a-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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 ................................................................................................................................ 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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 .................................................................................................................................. 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 23:22:51,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:22:51,295 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:22:51,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:22:51,354 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:22:51,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:22:51,363 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:22:51,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:22:51,370 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:22:51,377 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:22:51,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:22:51,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:22:51,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:22:51,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:22:51,386 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:22:51,388 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:22:51,390 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:22:51,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:22:51,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:22:51,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:22:51,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:22:51,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:22:51,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:22:51,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:22:51,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:22:51,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:22:51,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:22:51,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:22:51,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:22:51,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:22:51,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:22:51,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:22:51,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:22:51,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:22:51,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:22:51,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:22:51,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:22:51,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:22:51,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:22:51,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:22:51,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:22:51,438 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:22:51,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:22:51,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:22:51,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:22:51,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:22:51,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:22:51,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:22:51,492 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:22:51,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:22:51,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:22:51,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:22:51,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:22:51,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:22:51,495 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:22:51,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:22:51,495 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:22:51,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:22:51,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:22:51,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:22:51,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:22:51,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:22:51,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:22:51,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:22:51,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:22:51,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:22:51,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:22:51,497 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:22:51,498 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:22:51,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:22:51,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:22:51,500 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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-10-28 23:22:51,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:22:51,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:22:51,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:22:51,845 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:22:51,847 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:22:51,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:22:51,946 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/c75cb72bc/e0eb49feb2bd4ef2a9ef712601573e21/FLAG6f0f119b1 [2021-10-28 23:22:53,179 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:22:53,180 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:22:53,266 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/c75cb72bc/e0eb49feb2bd4ef2a9ef712601573e21/FLAG6f0f119b1 [2021-10-28 23:22:53,360 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/c75cb72bc/e0eb49feb2bd4ef2a9ef712601573e21 [2021-10-28 23:22:53,363 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:22:53,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:22:53,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:22:53,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:22:53,375 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:22:53,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:22:53" (1/1) ... [2021-10-28 23:22:53,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45895b76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:53, skipping insertion in model container [2021-10-28 23:22:53,379 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:22:53" (1/1) ... [2021-10-28 23:22:53,388 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:22:53,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:22:57,532 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-10-28 23:22:57,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64a67450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:57, skipping insertion in model container [2021-10-28 23:22:57,533 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:22:57,534 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:22:57,538 INFO L168 Benchmark]: Toolchain (without parser) took 4169.66 ms. Allocated memory was 100.7 MB in the beginning and 144.7 MB in the end (delta: 44.0 MB). Free memory was 58.9 MB in the beginning and 87.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:22:57,540 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 100.7 MB. Free memory is still 77.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:22:57,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4163.50 ms. Allocated memory was 100.7 MB in the beginning and 144.7 MB in the end (delta: 44.0 MB). Free memory was 58.9 MB in the beginning and 87.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:22:57,544 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 100.7 MB. Free memory is still 77.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4163.50 ms. Allocated memory was 100.7 MB in the beginning and 144.7 MB in the end (delta: 44.0 MB). Free memory was 58.9 MB in the beginning and 87.4 MB in the end (delta: -28.5 MB). Peak memory consumption was 47.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: 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 23:23:00,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:23:00,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:23:00,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:23:00,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:23:00,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:23:00,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:23:00,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:23:00,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:23:00,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:23:00,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:23:00,241 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:23:00,242 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:23:00,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:23:00,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:23:00,250 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:23:00,252 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:23:00,257 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:23:00,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:23:00,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:23:00,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:23:00,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:23:00,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:23:00,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:23:00,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:23:00,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:23:00,286 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:23:00,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:23:00,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:23:00,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:23:00,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:23:00,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:23:00,295 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:23:00,296 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:23:00,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:23:00,298 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:23:00,299 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:23:00,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:23:00,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:23:00,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:23:00,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:23:00,304 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-28 23:23:00,357 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:23:00,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:23:00,358 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:23:00,359 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:23:00,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:23:00,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:23:00,362 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:23:00,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:23:00,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:23:00,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:23:00,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:23:00,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:23:00,366 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:23:00,366 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:23:00,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:23:00,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:23:00,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:23:00,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:23:00,368 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:23:00,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:23:00,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:23:00,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:23:00,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:23:00,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:23:00,369 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:23:00,369 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:23:00,370 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:23:00,370 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:23:00,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:23:00,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:23:00,371 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:23:00,371 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_d81015cf-0ec5-4d41-bf14-84edd6269bcd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c916f7cd46f1890dabf82933f4e66c296f8249a4c1906e098bf8506df0bb4e4 [2021-10-28 23:23:00,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:23:00,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:23:00,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:23:00,817 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:23:00,818 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:23:00,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:23:00,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/1654538e9/91096b271db749339a86239301a29eee/FLAG451782af4 [2021-10-28 23:23:02,207 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:23:02,208 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-10-28 23:23:02,306 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/1654538e9/91096b271db749339a86239301a29eee/FLAG451782af4 [2021-10-28 23:23:02,805 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d81015cf-0ec5-4d41-bf14-84edd6269bcd/bin/uautomizer-GMMbpWq8iD/data/1654538e9/91096b271db749339a86239301a29eee [2021-10-28 23:23:02,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:23:02,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:23:02,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:23:02,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:23:02,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:23:02,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:23:02" (1/1) ... [2021-10-28 23:23:02,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570697fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:23:02, skipping insertion in model container [2021-10-28 23:23:02,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:23:02" (1/1) ... [2021-10-28 23:23:02,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:23:03,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:23:07,136 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 23:23:07,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2aed6409 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:23:07, skipping insertion in model container [2021-10-28 23:23:07,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:23:07,138 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:23:07,140 INFO L168 Benchmark]: Toolchain (without parser) took 4328.11 ms. Allocated memory was 75.5 MB in the beginning and 125.8 MB in the end (delta: 50.3 MB). Free memory was 45.0 MB in the beginning and 81.7 MB in the end (delta: -36.7 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:07,141 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 50.3 MB. Free memory was 30.5 MB in the beginning and 30.4 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:23:07,142 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4323.65 ms. Allocated memory was 75.5 MB in the beginning and 125.8 MB in the end (delta: 50.3 MB). Free memory was 44.8 MB in the beginning and 81.7 MB in the end (delta: -36.9 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:07,144 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 50.3 MB. Free memory was 30.5 MB in the beginning and 30.4 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4323.65 ms. Allocated memory was 75.5 MB in the beginning and 125.8 MB in the end (delta: 50.3 MB). Free memory was 44.8 MB in the beginning and 81.7 MB in the end (delta: -36.9 MB). Peak memory consumption was 52.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8486]: 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...