./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-32_7a-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-32_7a-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 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 03:19:34,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 03:19:34,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 03:19:34,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 03:19:34,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 03:19:34,284 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 03:19:34,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 03:19:34,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 03:19:34,288 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 03:19:34,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 03:19:34,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 03:19:34,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 03:19:34,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 03:19:34,295 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 03:19:34,296 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 03:19:34,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 03:19:34,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 03:19:34,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 03:19:34,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 03:19:34,306 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 03:19:34,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 03:19:34,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 03:19:34,308 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 03:19:34,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 03:19:34,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 03:19:34,314 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 03:19:34,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 03:19:34,315 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 03:19:34,315 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 03:19:34,316 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 03:19:34,316 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 03:19:34,317 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 03:19:34,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 03:19:34,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 03:19:34,320 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 03:19:34,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 03:19:34,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 03:19:34,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 03:19:34,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 03:19:34,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 03:19:34,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 03:19:34,323 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 03:19:34,345 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 03:19:34,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 03:19:34,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 03:19:34,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 03:19:34,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 03:19:34,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 03:19:34,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 03:19:34,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 03:19:34,348 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 03:19:34,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 03:19:34,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 03:19:34,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 03:19:34,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 03:19:34,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 03:19:34,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 03:19:34,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 03:19:34,349 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 03:19:34,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 03:19:34,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 03:19:34,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 03:19:34,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 03:19:34,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 03:19:34,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 03:19:34,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 03:19:34,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 03:19:34,350 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 03:19:34,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 03:19:34,351 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 03:19:34,351 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 03:19:34,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 03:19:34,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 03:19:34,351 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 [2021-11-17 03:19:34,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 03:19:34,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 03:19:34,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 03:19:34,548 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 03:19:34,549 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 03:19:34,550 INFO L432 ainManager$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-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 03:19:34,595 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facdafa6c/a16c7689dd2f42bf8017480b3c580c2a/FLAGa36790fe8 [2021-11-17 03:19:35,254 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 03:19:35,255 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 03:19:35,302 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facdafa6c/a16c7689dd2f42bf8017480b3c580c2a/FLAGa36790fe8 [2021-11-17 03:19:35,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facdafa6c/a16c7689dd2f42bf8017480b3c580c2a [2021-11-17 03:19:35,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 03:19:35,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 03:19:35,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 03:19:35,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 03:19:35,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 03:19:35,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:19:35" (1/1) ... [2021-11-17 03:19:35,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478fed42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:19:35, skipping insertion in model container [2021-11-17 03:19:35,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:19:35" (1/1) ... [2021-11-17 03:19:35,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 03:19:35,959 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 03:19:38,716 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 03:19:38,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43e07b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:19:38, skipping insertion in model container [2021-11-17 03:19:38,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 03:19:38,717 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-17 03:19:38,718 INFO L158 Benchmark]: Toolchain (without parser) took 2902.51ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 78.7MB in the beginning and 83.5MB in the end (delta: -4.8MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2021-11-17 03:19:38,719 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 03:19:38,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2901.06ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 78.2MB in the beginning and 83.5MB in the end (delta: -5.2MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2021-11-17 03:19:38,720 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 41.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2901.06ms. Allocated memory was 113.2MB in the beginning and 142.6MB in the end (delta: 29.4MB). Free memory was 78.2MB in the beginning and 83.5MB in the end (delta: -5.2MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: 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-32_7a-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 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 03:19:40,077 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 03:19:40,080 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 03:19:40,107 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 03:19:40,108 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 03:19:40,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 03:19:40,112 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 03:19:40,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 03:19:40,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 03:19:40,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 03:19:40,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 03:19:40,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 03:19:40,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 03:19:40,124 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 03:19:40,125 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 03:19:40,126 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 03:19:40,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 03:19:40,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 03:19:40,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 03:19:40,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 03:19:40,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 03:19:40,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 03:19:40,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 03:19:40,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 03:19:40,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 03:19:40,144 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 03:19:40,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 03:19:40,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 03:19:40,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 03:19:40,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 03:19:40,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 03:19:40,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 03:19:40,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 03:19:40,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 03:19:40,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 03:19:40,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 03:19:40,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 03:19:40,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 03:19:40,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 03:19:40,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 03:19:40,157 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 03:19:40,157 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-17 03:19:40,183 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 03:19:40,183 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 03:19:40,184 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 03:19:40,184 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 03:19:40,185 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 03:19:40,185 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 03:19:40,186 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 03:19:40,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 03:19:40,186 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 03:19:40,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 03:19:40,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 03:19:40,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 03:19:40,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 03:19:40,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 03:19:40,188 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-17 03:19:40,188 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-17 03:19:40,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 03:19:40,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 03:19:40,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 03:19:40,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 03:19:40,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 03:19:40,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 03:19:40,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 03:19:40,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 03:19:40,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 03:19:40,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 03:19:40,189 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-17 03:19:40,189 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-17 03:19:40,190 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 03:19:40,190 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 03:19:40,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 03:19:40,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 03:19:40,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-17 03:19:40,190 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3884ec49b732a98974e336fba31880c145451f69dddb2a31647333a532125375 [2021-11-17 03:19:40,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 03:19:40,465 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 03:19:40,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 03:19:40,470 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 03:19:40,472 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 03:19:40,473 INFO L432 ainManager$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-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 03:19:40,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f39bdba/d5501ffa377f4d23b50029fd163b14ee/FLAG93b89c726 [2021-11-17 03:19:41,364 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 03:19:41,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2021-11-17 03:19:41,445 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f39bdba/d5501ffa377f4d23b50029fd163b14ee/FLAG93b89c726 [2021-11-17 03:19:41,808 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f39bdba/d5501ffa377f4d23b50029fd163b14ee [2021-11-17 03:19:41,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 03:19:41,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 03:19:41,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 03:19:41,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 03:19:41,816 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 03:19:41,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:19:41" (1/1) ... [2021-11-17 03:19:41,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@613b7d4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:19:41, skipping insertion in model container [2021-11-17 03:19:41,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 03:19:41" (1/1) ... [2021-11-17 03:19:41,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 03:19:42,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 03:19:44,374 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 03:19:44,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c6777b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 03:19:44, skipping insertion in model container [2021-11-17 03:19:44,375 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 03:19:44,375 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-17 03:19:44,377 INFO L158 Benchmark]: Toolchain (without parser) took 2564.28ms. Allocated memory was 58.7MB in the beginning and 100.7MB in the end (delta: 41.9MB). Free memory was 27.5MB in the beginning and 41.7MB in the end (delta: -14.2MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-11-17 03:19:44,377 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 36.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 03:19:44,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2562.06ms. Allocated memory was 58.7MB in the beginning and 100.7MB in the end (delta: 41.9MB). Free memory was 27.2MB in the beginning and 41.7MB in the end (delta: -14.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-11-17 03:19:44,379 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 39.5MB in the beginning and 39.5MB in the end (delta: 36.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2562.06ms. Allocated memory was 58.7MB in the beginning and 100.7MB in the end (delta: 41.9MB). Free memory was 27.2MB in the beginning and 41.7MB in the end (delta: -14.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8680]: 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