./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--drm.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_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/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_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/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--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/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_839985a0-47a0-41f8-bdd2-51fc48751b7f/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 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 ................................................................................................................................ 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_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/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_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/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--drm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/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_839985a0-47a0-41f8-bdd2-51fc48751b7f/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 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 .................................................................................................................................. 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 23:14:26,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:14:26,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:14:26,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:14:26,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:14:26,176 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:14:26,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:14:26,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:14:26,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:14:26,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:14:26,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:14:26,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:14:26,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:14:26,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:14:26,190 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:14:26,192 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:14:26,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:14:26,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:14:26,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:14:26,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:14:26,203 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:14:26,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:14:26,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:14:26,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:14:26,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:14:26,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:14:26,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:14:26,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:14:26,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:14:26,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:14:26,227 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:14:26,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:14:26,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:14:26,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:14:26,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:14:26,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:14:26,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:14:26,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:14:26,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:14:26,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:14:26,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:14:26,238 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:14:26,277 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:14:26,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:14:26,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:14:26,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:14:26,289 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:14:26,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:14:26,290 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:14:26,290 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:14:26,290 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:14:26,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:14:26,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:14:26,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:14:26,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:14:26,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:14:26,293 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:14:26,293 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:14:26,293 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:14:26,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:14:26,294 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:14:26,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:14:26,294 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:14:26,294 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:14:26,295 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:14:26,295 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:14:26,295 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:14:26,295 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:14:26,295 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:14:26,296 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:14:26,296 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:14:26,297 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_839985a0-47a0-41f8-bdd2-51fc48751b7f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-10-28 23:14:26,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:14:26,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:14:26,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:14:26,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:14:26,649 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:14:26,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-10-28 23:14:26,731 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/eb23c0160/d5eb379b7b5c4744adb408a0ce10e2c8/FLAGc01934730 [2021-10-28 23:14:28,421 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:14:28,422 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-10-28 23:14:28,596 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/eb23c0160/d5eb379b7b5c4744adb408a0ce10e2c8/FLAGc01934730 [2021-10-28 23:14:29,045 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/eb23c0160/d5eb379b7b5c4744adb408a0ce10e2c8 [2021-10-28 23:14:29,047 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:14:29,049 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:14:29,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:14:29,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:14:29,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:14:29,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:14:29" (1/1) ... [2021-10-28 23:14:29,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bc3788c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:14:29, skipping insertion in model container [2021-10-28 23:14:29,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:14:29" (1/1) ... [2021-10-28 23:14:29,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:14:29,665 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:14:31,314 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2021-10-28 23:14:31,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16183d89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:14:31, skipping insertion in model container [2021-10-28 23:14:31,315 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:14:31,315 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:14:31,318 INFO L168 Benchmark]: Toolchain (without parser) took 2267.21 ms. Allocated memory was 119.5 MB in the beginning and 222.3 MB in the end (delta: 102.8 MB). Free memory was 44.4 MB in the beginning and 74.2 MB in the end (delta: -29.8 MB). Peak memory consumption was 86.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:14:31,318 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 83.9 MB. Free memory is still 64.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:14:31,320 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2263.82 ms. Allocated memory was 119.5 MB in the beginning and 222.3 MB in the end (delta: 102.8 MB). Free memory was 44.1 MB in the beginning and 74.2 MB in the end (delta: -30.1 MB). Peak memory consumption was 86.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:14:31,321 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 83.9 MB. Free memory is still 64.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2263.82 ms. Allocated memory was 119.5 MB in the beginning and 222.3 MB in the end (delta: 102.8 MB). Free memory was 44.1 MB in the beginning and 74.2 MB in the end (delta: -30.1 MB). Peak memory consumption was 86.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk 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 23:14:33,605 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:14:33,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:14:33,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:14:33,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:14:33,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:14:33,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:14:33,677 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:14:33,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:14:33,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:14:33,682 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:14:33,684 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:14:33,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:14:33,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:14:33,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:14:33,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:14:33,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:14:33,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:14:33,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:14:33,720 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:14:33,722 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:14:33,725 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:14:33,727 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:14:33,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:14:33,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:14:33,737 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:14:33,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:14:33,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:14:33,740 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:14:33,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:14:33,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:14:33,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:14:33,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:14:33,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:14:33,747 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:14:33,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:14:33,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:14:33,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:14:33,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:14:33,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:14:33,752 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:14:33,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-28 23:14:33,802 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:14:33,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:14:33,803 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:14:33,803 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:14:33,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:14:33,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:14:33,805 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:14:33,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:14:33,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:14:33,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:14:33,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:14:33,806 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:14:33,806 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:14:33,806 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:14:33,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:14:33,807 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:14:33,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:14:33,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:14:33,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:14:33,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:14:33,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:14:33,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:14:33,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:14:33,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:14:33,809 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:14:33,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:14:33,809 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:14:33,810 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:14:33,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:14:33,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:14:33,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:14:33,811 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_839985a0-47a0-41f8-bdd2-51fc48751b7f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-10-28 23:14:34,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:14:34,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:14:34,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:14:34,208 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:14:34,208 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:14:34,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-10-28 23:14:34,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/d75001999/de30bacb67c94aa29afc1896fd7a2146/FLAGc0dce29e2 [2021-10-28 23:14:36,270 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:14:36,271 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--drm.ko-entry_point.cil.out.i [2021-10-28 23:14:36,492 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/d75001999/de30bacb67c94aa29afc1896fd7a2146/FLAGc0dce29e2 [2021-10-28 23:14:36,739 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_839985a0-47a0-41f8-bdd2-51fc48751b7f/bin/uautomizer-GMMbpWq8iD/data/d75001999/de30bacb67c94aa29afc1896fd7a2146 [2021-10-28 23:14:36,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:14:36,745 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:14:36,747 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:14:36,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:14:36,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:14:36,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:14:36" (1/1) ... [2021-10-28 23:14:36,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4358f373 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:14:36, skipping insertion in model container [2021-10-28 23:14:36,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:14:36" (1/1) ... [2021-10-28 23:14:36,763 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:14:37,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:14:39,299 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk [2021-10-28 23:14:39,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c354ce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:14:39, skipping insertion in model container [2021-10-28 23:14:39,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:14:39,301 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 23:14:39,304 INFO L168 Benchmark]: Toolchain (without parser) took 2557.78 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 64.8 MB in the beginning and 74.9 MB in the end (delta: -10.1 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:14:39,306 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 79.7 MB. Free memory was 60.9 MB in the beginning and 60.8 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:14:39,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2554.25 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 64.4 MB in the beginning and 74.9 MB in the end (delta: -10.5 MB). Peak memory consumption was 47.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:14:39,310 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 79.7 MB. Free memory was 60.9 MB in the beginning and 60.8 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2554.25 ms. Allocated memory was 115.3 MB in the beginning and 142.6 MB in the end (delta: 27.3 MB). Free memory was 64.4 MB in the beginning and 74.9 MB in the end (delta: -10.5 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: 7065]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: drm_ut_debug_printk RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...