./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 173e3943 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 15:41:24,990 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 15:41:24,993 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 15:41:25,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 15:41:25,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 15:41:25,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 15:41:25,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 15:41:25,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 15:41:25,044 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 15:41:25,045 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 15:41:25,060 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 15:41:25,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 15:41:25,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 15:41:25,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 15:41:25,064 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 15:41:25,066 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 15:41:25,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 15:41:25,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 15:41:25,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 15:41:25,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 15:41:25,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 15:41:25,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 15:41:25,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 15:41:25,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 15:41:25,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 15:41:25,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 15:41:25,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 15:41:25,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 15:41:25,079 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 15:41:25,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 15:41:25,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 15:41:25,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 15:41:25,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 15:41:25,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 15:41:25,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 15:41:25,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 15:41:25,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 15:41:25,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 15:41:25,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 15:41:25,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 15:41:25,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 15:41:25,087 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-06 15:41:25,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 15:41:25,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 15:41:25,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 15:41:25,106 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 15:41:25,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 15:41:25,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 15:41:25,108 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 15:41:25,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 15:41:25,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-06 15:41:25,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 15:41:25,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 15:41:25,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 15:41:25,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 15:41:25,110 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 15:41:25,110 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 15:41:25,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 15:41:25,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 15:41:25,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 15:41:25,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 15:41:25,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 15:41:25,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 15:41:25,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 15:41:25,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 15:41:25,112 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-06 15:41:25,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-06 15:41:25,112 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 15:41:25,112 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 15:41:25,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 15:41:25,113 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 15:41:25,113 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-11-06 15:41:25,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 15:41:25,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 15:41:25,380 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 15:41:25,380 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 15:41:25,382 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 15:41:25,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2021-11-06 15:41:25,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20cbc58cd/50150f6194074d0c9d04208a9d887a2e/FLAG8c3179dc6 [2021-11-06 15:41:26,818 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 15:41:26,819 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2021-11-06 15:41:27,014 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20cbc58cd/50150f6194074d0c9d04208a9d887a2e/FLAG8c3179dc6 [2021-11-06 15:41:27,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20cbc58cd/50150f6194074d0c9d04208a9d887a2e [2021-11-06 15:41:27,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 15:41:27,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 15:41:27,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:27,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 15:41:27,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 15:41:27,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:27" (1/1) ... [2021-11-06 15:41:27,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1444c3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:27, skipping insertion in model container [2021-11-06 15:41:27,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:27" (1/1) ... [2021-11-06 15:41:27,249 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 15:41:27,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 15:41:29,309 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 [2021-11-06 15:41:29,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55534 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:29, skipping insertion in model container [2021-11-06 15:41:29,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:29,310 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 15:41:29,312 INFO L168 Benchmark]: Toolchain (without parser) took 2082.48 ms. Allocated memory was 130.0 MB in the beginning and 253.8 MB in the end (delta: 123.7 MB). Free memory was 64.2 MB in the beginning and 131.5 MB in the end (delta: -67.3 MB). Peak memory consumption was 72.6 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:29,313 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 15:41:29,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2078.60 ms. Allocated memory was 130.0 MB in the beginning and 253.8 MB in the end (delta: 123.7 MB). Free memory was 63.9 MB in the beginning and 131.5 MB in the end (delta: -67.6 MB). Peak memory consumption was 72.6 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:29,315 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 96.5 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2078.60 ms. Allocated memory was 130.0 MB in the beginning and 253.8 MB in the end (delta: 123.7 MB). Free memory was 63.9 MB in the beginning and 131.5 MB in the end (delta: -67.6 MB). Peak memory consumption was 72.6 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-173e394 [2021-11-06 15:41:31,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-06 15:41:31,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-06 15:41:31,208 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-06 15:41:31,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-06 15:41:31,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-06 15:41:31,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-06 15:41:31,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-06 15:41:31,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-06 15:41:31,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-06 15:41:31,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-06 15:41:31,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-06 15:41:31,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-06 15:41:31,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-06 15:41:31,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-06 15:41:31,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-06 15:41:31,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-06 15:41:31,238 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-06 15:41:31,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-06 15:41:31,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-06 15:41:31,249 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-06 15:41:31,250 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-06 15:41:31,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-06 15:41:31,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-06 15:41:31,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-06 15:41:31,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-06 15:41:31,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-06 15:41:31,261 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-06 15:41:31,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-06 15:41:31,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-06 15:41:31,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-06 15:41:31,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-06 15:41:31,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-06 15:41:31,276 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-06 15:41:31,277 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-06 15:41:31,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-06 15:41:31,278 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-06 15:41:31,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-06 15:41:31,279 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-06 15:41:31,280 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-06 15:41:31,281 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-06 15:41:31,285 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-06 15:41:31,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-06 15:41:31,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-06 15:41:31,322 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-06 15:41:31,322 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-06 15:41:31,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-06 15:41:31,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-06 15:41:31,324 INFO L138 SettingsManager]: * Use SBE=true [2021-11-06 15:41:31,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-06 15:41:31,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-06 15:41:31,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-06 15:41:31,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-06 15:41:31,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-06 15:41:31,326 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-06 15:41:31,327 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-06 15:41:31,327 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-06 15:41:31,327 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-06 15:41:31,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-06 15:41:31,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-06 15:41:31,328 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-06 15:41:31,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-06 15:41:31,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-06 15:41:31,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-06 15:41:31,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-06 15:41:31,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-06 15:41:31,329 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-06 15:41:31,329 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-06 15:41:31,329 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-06 15:41:31,329 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-06 15:41:31,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-06 15:41:31,330 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-06 15:41:31,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-06 15:41:31,330 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f3f25ab272778d60a4dd1d458386797c8180d957341967ff1891e4670b1d0f6 [2021-11-06 15:41:31,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-06 15:41:31,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-06 15:41:31,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-06 15:41:31,639 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-06 15:41:31,640 INFO L275 PluginConnector]: CDTParser initialized [2021-11-06 15:41:31,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../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 [2021-11-06 15:41:31,706 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23d10b55/3e331ac520f44ba3a6af2b21172aef10/FLAG5cd297940 [2021-11-06 15:41:33,479 INFO L306 CDTParser]: Found 1 translation units. [2021-11-06 15:41:33,480 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/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 [2021-11-06 15:41:33,635 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23d10b55/3e331ac520f44ba3a6af2b21172aef10/FLAG5cd297940 [2021-11-06 15:41:33,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d23d10b55/3e331ac520f44ba3a6af2b21172aef10 [2021-11-06 15:41:33,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-06 15:41:33,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-06 15:41:33,713 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:33,728 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-06 15:41:33,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-06 15:41:33,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:33" (1/1) ... [2021-11-06 15:41:33,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c0c03e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:33, skipping insertion in model container [2021-11-06 15:41:33,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:41:33" (1/1) ... [2021-11-06 15:41:33,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-06 15:41:34,167 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-06 15:41:35,749 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 [2021-11-06 15:41:35,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3aec5161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:41:35, skipping insertion in model container [2021-11-06 15:41:35,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-06 15:41:35,751 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-06 15:41:35,753 INFO L168 Benchmark]: Toolchain (without parser) took 2041.10 ms. Allocated memory was 100.7 MB in the beginning and 144.7 MB in the end (delta: 44.0 MB). Free memory was 33.0 MB in the beginning and 39.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 58.2 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:35,753 INFO L168 Benchmark]: CDTParser took 1.60 ms. Allocated memory is still 65.0 MB. Free memory was 45.8 MB in the beginning and 45.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-06 15:41:35,754 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2037.51 ms. Allocated memory was 100.7 MB in the beginning and 144.7 MB in the end (delta: 44.0 MB). Free memory was 32.8 MB in the beginning and 39.5 MB in the end (delta: -6.7 MB). Peak memory consumption was 58.2 MB. Max. memory is 16.1 GB. [2021-11-06 15:41:35,756 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 ms. Allocated memory is still 65.0 MB. Free memory was 45.8 MB in the beginning and 45.7 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2037.51 ms. Allocated memory was 100.7 MB in the beginning and 144.7 MB in the end (delta: 44.0 MB). Free memory was 32.8 MB in the beginning and 39.5 MB in the end (delta: -6.7 MB). Peak memory consumption was 58.2 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN