./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 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-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.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 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 12:26:18,141 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 12:26:18,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 12:26:18,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 12:26:18,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 12:26:18,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 12:26:18,197 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 12:26:18,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 12:26:18,200 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 12:26:18,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 12:26:18,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 12:26:18,201 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 12:26:18,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 12:26:18,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 12:26:18,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 12:26:18,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 12:26:18,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 12:26:18,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 12:26:18,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 12:26:18,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 12:26:18,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 12:26:18,210 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 12:26:18,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 12:26:18,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 12:26:18,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 12:26:18,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 12:26:18,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 12:26:18,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 12:26:18,215 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 12:26:18,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 12:26:18,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 12:26:18,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 12:26:18,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 12:26:18,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 12:26:18,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 12:26:18,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 12:26:18,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 12:26:18,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 12:26:18,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 12:26:18,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 12:26:18,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 12:26:18,221 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 12:26:18,236 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 12:26:18,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 12:26:18,236 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 12:26:18,236 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 12:26:18,237 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 12:26:18,237 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 12:26:18,238 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 12:26:18,238 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 12:26:18,238 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 12:26:18,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 12:26:18,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 12:26:18,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 12:26:18,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 12:26:18,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 12:26:18,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 12:26:18,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 12:26:18,239 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 12:26:18,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 12:26:18,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 12:26:18,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 12:26:18,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 12:26:18,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 12:26:18,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 12:26:18,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 12:26:18,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 12:26:18,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 12:26:18,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 12:26:18,241 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 12:26:18,241 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 12:26:18,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 12:26:18,242 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 12:26:18,242 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da [2021-11-17 12:26:18,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 12:26:18,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 12:26:18,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 12:26:18,449 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 12:26:18,450 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 12:26:18,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-11-17 12:26:18,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72c3e16f3/37e375722b0d4c4ea393a816ad3087fb/FLAG843e746c1 [2021-11-17 12:26:19,319 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 12:26:19,320 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-11-17 12:26:19,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72c3e16f3/37e375722b0d4c4ea393a816ad3087fb/FLAG843e746c1 [2021-11-17 12:26:19,529 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72c3e16f3/37e375722b0d4c4ea393a816ad3087fb [2021-11-17 12:26:19,531 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 12:26:19,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 12:26:19,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 12:26:19,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 12:26:19,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 12:26:19,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:26:19" (1/1) ... [2021-11-17 12:26:19,539 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f30a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:26:19, skipping insertion in model container [2021-11-17 12:26:19,539 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:26:19" (1/1) ... [2021-11-17 12:26:19,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 12:26:19,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 12:26:23,654 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-17 12:26:23,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23553ea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:26:23, skipping insertion in model container [2021-11-17 12:26:23,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 12:26:23,656 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-17 12:26:23,658 INFO L158 Benchmark]: Toolchain (without parser) took 4123.78ms. Allocated memory was 138.4MB in the beginning and 241.2MB in the end (delta: 102.8MB). Free memory was 87.8MB in the beginning and 147.7MB in the end (delta: -59.8MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2021-11-17 12:26:23,658 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory was 96.0MB in the beginning and 96.0MB in the end (delta: 79.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 12:26:23,659 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4122.05ms. Allocated memory was 138.4MB in the beginning and 241.2MB in the end (delta: 102.8MB). Free memory was 87.3MB in the beginning and 147.7MB in the end (delta: -60.3MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2021-11-17 12:26:23,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 138.4MB. Free memory was 96.0MB in the beginning and 96.0MB in the end (delta: 79.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4122.05ms. Allocated memory was 138.4MB in the beginning and 241.2MB in the end (delta: 102.8MB). Free memory was 87.3MB in the beginning and 147.7MB in the end (delta: -60.3MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: 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... --- 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-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.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 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 12:26:25,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 12:26:25,201 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 12:26:25,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 12:26:25,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 12:26:25,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 12:26:25,225 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 12:26:25,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 12:26:25,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 12:26:25,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 12:26:25,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 12:26:25,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 12:26:25,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 12:26:25,230 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 12:26:25,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 12:26:25,232 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 12:26:25,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 12:26:25,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 12:26:25,234 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 12:26:25,235 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 12:26:25,236 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 12:26:25,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 12:26:25,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 12:26:25,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 12:26:25,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 12:26:25,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 12:26:25,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 12:26:25,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 12:26:25,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 12:26:25,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 12:26:25,242 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 12:26:25,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 12:26:25,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 12:26:25,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 12:26:25,244 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 12:26:25,244 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 12:26:25,245 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 12:26:25,245 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 12:26:25,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 12:26:25,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 12:26:25,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 12:26:25,247 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-17 12:26:25,261 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 12:26:25,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 12:26:25,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 12:26:25,262 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 12:26:25,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 12:26:25,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 12:26:25,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 12:26:25,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 12:26:25,263 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 12:26:25,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 12:26:25,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 12:26:25,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 12:26:25,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 12:26:25,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 12:26:25,264 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-17 12:26:25,264 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-17 12:26:25,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 12:26:25,265 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 12:26:25,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 12:26:25,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 12:26:25,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 12:26:25,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 12:26:25,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 12:26:25,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 12:26:25,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 12:26:25,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 12:26:25,266 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-17 12:26:25,266 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-17 12:26:25,266 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 12:26:25,266 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 12:26:25,267 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 12:26:25,267 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 12:26:25,267 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-17 12:26:25,267 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f05ad4c97f71fa9e89dac2fd93f5c7726380baa4579c5c6ea613c2215c664da [2021-11-17 12:26:25,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 12:26:25,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 12:26:25,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 12:26:25,549 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 12:26:25,552 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 12:26:25,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-11-17 12:26:25,603 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa65f85df/5e568a86ade4486c9f3253f6baf82652/FLAG3321af0a3 [2021-11-17 12:26:26,523 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 12:26:26,524 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--gpu--drm--qxl--qxl.ko.cil.i [2021-11-17 12:26:26,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa65f85df/5e568a86ade4486c9f3253f6baf82652/FLAG3321af0a3 [2021-11-17 12:26:26,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa65f85df/5e568a86ade4486c9f3253f6baf82652 [2021-11-17 12:26:26,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 12:26:26,633 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 12:26:26,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 12:26:26,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 12:26:26,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 12:26:26,639 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:26:26" (1/1) ... [2021-11-17 12:26:26,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbc2b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:26:26, skipping insertion in model container [2021-11-17 12:26:26,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 12:26:26" (1/1) ... [2021-11-17 12:26:26,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 12:26:26,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 12:26:31,344 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2021-11-17 12:26:31,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3baefea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 12:26:31, skipping insertion in model container [2021-11-17 12:26:31,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 12:26:31,345 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-17 12:26:31,347 INFO L158 Benchmark]: Toolchain (without parser) took 4712.52ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 50.8MB in the beginning and 85.7MB in the end (delta: -35.0MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2021-11-17 12:26:31,347 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 12:26:31,348 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4708.97ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 50.6MB in the beginning and 85.7MB in the end (delta: -35.1MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2021-11-17 12:26:31,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 39.2MB in the beginning and 39.1MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4708.97ms. Allocated memory was 86.0MB in the beginning and 140.5MB in the end (delta: 54.5MB). Free memory was 50.6MB in the beginning and 85.7MB in the end (delta: -35.1MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 11721]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN