/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:48:19,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:48:19,338 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:48:19,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:48:19,350 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:48:19,351 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:48:19,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:48:19,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:48:19,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:48:19,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:48:19,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:48:19,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:48:19,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:48:19,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:48:19,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:48:19,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:48:19,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:48:19,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:48:19,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:48:19,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:48:19,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:48:19,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:48:19,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:48:19,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:48:19,374 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 12:48:19,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:48:19,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:48:19,379 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:48:19,380 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:48:19,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:48:19,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:48:19,381 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:48:19,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:48:19,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:48:19,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:48:19,383 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:48:19,384 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-07-21 12:48:19,399 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:48:19,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:48:19,400 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:48:19,400 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:48:19,400 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:48:19,401 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:48:19,401 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:48:19,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:48:19,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:48:19,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:48:19,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:48:19,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:48:19,402 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:48:19,402 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:48:19,403 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:48:19,403 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:48:19,403 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:48:19,403 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:48:19,403 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:48:19,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:48:19,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:48:19,404 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:48:19,404 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:48:19,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:48:19,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:48:19,405 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:48:19,405 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-21 12:48:19,405 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 12:48:19,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:48:19,688 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:48:19,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:48:19,692 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:48:19,694 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:48:19,695 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-07-21 12:48:19,762 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd9426caf/16acad61799a47bb90c467d7a91ba5e5/FLAG9e43b8074 [2020-07-21 12:48:20,763 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:48:20,764 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--qxl--qxl.ko-entry_point.cil.out.i [2020-07-21 12:48:20,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd9426caf/16acad61799a47bb90c467d7a91ba5e5/FLAG9e43b8074 [2020-07-21 12:48:21,075 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd9426caf/16acad61799a47bb90c467d7a91ba5e5 [2020-07-21 12:48:21,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:48:21,089 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:48:21,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:48:21,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:48:21,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:48:21,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:48:21" (1/1) ... [2020-07-21 12:48:21,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15768c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:48:21, skipping insertion in model container [2020-07-21 12:48:21,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:48:21" (1/1) ... [2020-07-21 12:48:21,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:48:21,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:48:25,503 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: qxl_io_log [2020-07-21 12:48:25,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@176ab767 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:48:25, skipping insertion in model container [2020-07-21 12:48:25,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:48:25,505 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-21 12:48:25,508 INFO L168 Benchmark]: Toolchain (without parser) took 4419.86 ms. Allocated memory was 136.8 MB in the beginning and 242.2 MB in the end (delta: 105.4 MB). Free memory was 77.8 MB in the beginning and 140.7 MB in the end (delta: -62.9 MB). Peak memory consumption was 50.2 MB. Max. memory is 7.1 GB. [2020-07-21 12:48:25,509 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:48:25,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4414.99 ms. Allocated memory was 136.8 MB in the beginning and 242.2 MB in the end (delta: 105.4 MB). Free memory was 77.6 MB in the beginning and 140.7 MB in the end (delta: -63.1 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:48:25,513 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4414.99 ms. Allocated memory was 136.8 MB in the beginning and 242.2 MB in the end (delta: 105.4 MB). Free memory was 77.6 MB in the beginning and 140.7 MB in the end (delta: -63.1 MB). Peak memory consumption was 49.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 8479]: 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...