./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--qxl--qxl.ko-entry_point.cil.out.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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.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 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 02:20:00,113 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 02:20:00,115 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 02:20:00,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 02:20:00,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 02:20:00,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 02:20:00,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 02:20:00,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 02:20:00,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 02:20:00,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 02:20:00,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 02:20:00,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 02:20:00,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 02:20:00,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 02:20:00,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 02:20:00,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 02:20:00,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 02:20:00,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 02:20:00,157 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 02:20:00,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 02:20:00,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 02:20:00,162 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 02:20:00,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 02:20:00,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 02:20:00,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 02:20:00,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 02:20:00,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 02:20:00,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 02:20:00,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 02:20:00,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 02:20:00,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 02:20:00,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 02:20:00,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 02:20:00,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 02:20:00,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 02:20:00,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 02:20:00,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 02:20:00,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 02:20:00,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 02:20:00,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 02:20:00,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 02:20:00,175 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 02:20:00,193 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 02:20:00,194 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 02:20:00,194 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 02:20:00,194 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 02:20:00,195 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 02:20:00,195 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 02:20:00,196 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 02:20:00,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 02:20:00,196 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 02:20:00,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 02:20:00,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 02:20:00,197 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 02:20:00,197 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 02:20:00,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 02:20:00,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 02:20:00,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 02:20:00,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 02:20:00,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 02:20:00,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 02:20:00,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 02:20:00,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 02:20:00,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 02:20:00,200 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 02:20:00,200 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 02:20:00,200 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 02:20:00,201 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 02:20:00,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 02:20:00,201 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 02:20:00,201 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 02:20:00,201 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 02:20:00,202 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 02:20:00,202 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd [2021-11-17 02:20:00,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 02:20:00,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 02:20:00,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 02:20:00,420 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 02:20:00,421 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 02:20:00,422 INFO L432 ainManager$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--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 02:20:00,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4f1908f/84dd0914e9f54ecdb18e24a3d6884a10/FLAG6219c5498 [2021-11-17 02:20:01,319 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 02:20:01,319 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--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 02:20:01,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4f1908f/84dd0914e9f54ecdb18e24a3d6884a10/FLAG6219c5498 [2021-11-17 02:20:01,542 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f4f1908f/84dd0914e9f54ecdb18e24a3d6884a10 [2021-11-17 02:20:01,544 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 02:20:01,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 02:20:01,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 02:20:01,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 02:20:01,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 02:20:01,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:20:01" (1/1) ... [2021-11-17 02:20:01,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40dcc116 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:20:01, skipping insertion in model container [2021-11-17 02:20:01,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:20:01" (1/1) ... [2021-11-17 02:20:01,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 02:20:01,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 02:20:04,332 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 02:20:04,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@746d8e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:20:04, skipping insertion in model container [2021-11-17 02:20:04,333 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 02:20:04,334 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-17 02:20:04,336 INFO L158 Benchmark]: Toolchain (without parser) took 2788.60ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 67.5MB in the beginning and 98.3MB in the end (delta: -30.8MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-11-17 02:20:04,336 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 92.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 02:20:04,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2783.66ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 67.5MB in the beginning and 98.3MB in the end (delta: -30.8MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2021-11-17 02:20:04,339 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 92.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2783.66ms. Allocated memory was 109.1MB in the beginning and 161.5MB in the end (delta: 52.4MB). Free memory was 67.5MB in the beginning and 98.3MB in the end (delta: -30.8MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.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 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 02:20:06,025 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 02:20:06,027 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 02:20:06,068 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 02:20:06,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 02:20:06,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 02:20:06,073 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 02:20:06,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 02:20:06,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 02:20:06,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 02:20:06,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 02:20:06,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 02:20:06,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 02:20:06,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 02:20:06,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 02:20:06,096 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 02:20:06,097 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 02:20:06,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 02:20:06,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 02:20:06,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 02:20:06,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 02:20:06,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 02:20:06,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 02:20:06,110 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 02:20:06,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 02:20:06,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 02:20:06,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 02:20:06,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 02:20:06,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 02:20:06,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 02:20:06,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 02:20:06,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 02:20:06,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 02:20:06,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 02:20:06,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 02:20:06,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 02:20:06,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 02:20:06,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 02:20:06,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 02:20:06,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 02:20:06,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 02:20:06,131 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-17 02:20:06,163 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 02:20:06,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 02:20:06,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 02:20:06,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 02:20:06,165 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 02:20:06,165 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 02:20:06,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 02:20:06,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 02:20:06,167 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 02:20:06,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 02:20:06,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 02:20:06,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 02:20:06,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 02:20:06,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 02:20:06,169 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-17 02:20:06,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-17 02:20:06,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 02:20:06,169 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 02:20:06,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 02:20:06,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 02:20:06,171 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 02:20:06,174 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 02:20:06,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 02:20:06,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 02:20:06,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 02:20:06,176 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 02:20:06,177 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-17 02:20:06,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-17 02:20:06,177 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 02:20:06,177 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 02:20:06,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 02:20:06,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 02:20:06,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-17 02:20:06,178 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6aab6479f6f14c4738c21357257a74fd55e9ddf9bbcbe661c21ddc5dff8dfcdd [2021-11-17 02:20:06,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 02:20:06,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 02:20:06,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 02:20:06,516 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 02:20:06,518 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 02:20:06,519 INFO L432 ainManager$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--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 02:20:06,576 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7429f4f/397338b518914e6d9d6ea9fce3ded74e/FLAG20ceac83a [2021-11-17 02:20:07,540 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 02:20:07,541 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--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 02:20:07,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7429f4f/397338b518914e6d9d6ea9fce3ded74e/FLAG20ceac83a [2021-11-17 02:20:08,041 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d7429f4f/397338b518914e6d9d6ea9fce3ded74e [2021-11-17 02:20:08,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 02:20:08,044 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 02:20:08,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 02:20:08,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 02:20:08,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 02:20:08,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:20:08" (1/1) ... [2021-11-17 02:20:08,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12b78194 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:20:08, skipping insertion in model container [2021-11-17 02:20:08,050 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:20:08" (1/1) ... [2021-11-17 02:20:08,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 02:20:08,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 02:20:11,305 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 02:20:11,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64676c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:20:11, skipping insertion in model container [2021-11-17 02:20:11,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 02:20:11,307 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-17 02:20:11,309 INFO L158 Benchmark]: Toolchain (without parser) took 3263.79ms. Allocated memory was 67.1MB in the beginning and 155.2MB in the end (delta: 88.1MB). Free memory was 35.3MB in the beginning and 87.3MB in the end (delta: -52.0MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2021-11-17 02:20:11,309 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 02:20:11,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3261.81ms. Allocated memory was 67.1MB in the beginning and 155.2MB in the end (delta: 88.1MB). Free memory was 35.1MB in the beginning and 87.3MB in the end (delta: -52.2MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2021-11-17 02:20:11,311 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3261.81ms. Allocated memory was 67.1MB in the beginning and 155.2MB in the end (delta: 88.1MB). Free memory was 35.1MB in the beginning and 87.3MB in the end (delta: -52.2MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8490]: 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