./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 .......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:05:05,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:05:05,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:05:05,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:05:05,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:05:05,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:05:05,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:05:05,255 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:05:05,257 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:05:05,258 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:05:05,258 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:05:05,260 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:05:05,260 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:05:05,261 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:05:05,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:05:05,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:05:05,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:05:05,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:05:05,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:05:05,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:05:05,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:05:05,275 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:05:05,276 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:05:05,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:05:05,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:05:05,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:05:05,285 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:05:05,286 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:05:05,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:05:05,288 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:05:05,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:05:05,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:05:05,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:05:05,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:05:05,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:05:05,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:05:05,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:05:05,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:05:05,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:05:05,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:05:05,301 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:05:05,303 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 01:05:05,322 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:05:05,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:05:05,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:05:05,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:05:05,324 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:05:05,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:05:05,325 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:05:05,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 01:05:05,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:05:05,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:05:05,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:05:05,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:05:05,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:05:05,326 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:05:05,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:05:05,327 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:05:05,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:05:05,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:05:05,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:05:05,328 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:05:05,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:05:05,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:05:05,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:05:05,329 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:05:05,329 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:05:05,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 01:05:05,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 01:05:05,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:05:05,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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(__VERIFIER_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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 [2019-11-28 01:05:05,627 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:05:05,640 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:05:05,643 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:05:05,644 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:05:05,644 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:05:05,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-28 01:05:05,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe73c01cc/a5bd3d9d186648888db8c1a8bbd32cbe/FLAG86f39dd83 [2019-11-28 01:05:06,466 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:05:06,467 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-28 01:05:06,509 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe73c01cc/a5bd3d9d186648888db8c1a8bbd32cbe/FLAG86f39dd83 [2019-11-28 01:05:07,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe73c01cc/a5bd3d9d186648888db8c1a8bbd32cbe [2019-11-28 01:05:07,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:05:07,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:05:07,017 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:07,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:05:07,021 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:05:07,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:07" (1/1) ... [2019-11-28 01:05:07,025 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e992023 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:07, skipping insertion in model container [2019-11-28 01:05:07,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:07" (1/1) ... [2019-11-28 01:05:07,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:05:07,140 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:05:09,823 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-28 01:05:09,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19e1d109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:09, skipping insertion in model container [2019-11-28 01:05:09,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:09,825 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 01:05:09,828 INFO L168 Benchmark]: Toolchain (without parser) took 2810.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:09,829 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:09,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2807.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:09,832 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2807.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 941.6 MB in the beginning and 1.1 GB in the end (delta: -141.3 MB). Peak memory consumption was 54.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-30f4e4a [2019-11-28 01:05:11,624 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 01:05:11,626 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 01:05:11,644 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 01:05:11,644 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 01:05:11,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 01:05:11,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 01:05:11,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 01:05:11,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 01:05:11,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 01:05:11,665 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 01:05:11,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 01:05:11,668 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 01:05:11,672 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 01:05:11,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 01:05:11,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 01:05:11,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 01:05:11,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 01:05:11,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 01:05:11,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 01:05:11,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 01:05:11,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 01:05:11,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 01:05:11,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 01:05:11,696 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 01:05:11,696 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 01:05:11,696 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 01:05:11,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 01:05:11,698 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 01:05:11,699 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 01:05:11,700 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 01:05:11,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 01:05:11,701 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 01:05:11,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 01:05:11,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 01:05:11,703 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 01:05:11,704 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 01:05:11,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 01:05:11,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 01:05:11,707 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 01:05:11,708 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 01:05:11,709 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 01:05:11,744 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 01:05:11,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 01:05:11,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 01:05:11,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 01:05:11,748 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 01:05:11,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 01:05:11,748 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 01:05:11,748 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 01:05:11,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 01:05:11,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 01:05:11,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 01:05:11,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 01:05:11,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 01:05:11,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 01:05:11,750 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 01:05:11,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 01:05:11,750 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 01:05:11,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 01:05:11,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 01:05:11,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 01:05:11,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 01:05:11,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 01:05:11,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 01:05:11,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 01:05:11,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 01:05:11,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 01:05:11,753 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 01:05:11,753 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 01:05:11,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 01:05:11,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 01:05:11,753 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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(__VERIFIER_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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebf36ecbfc7e79f548d88f3bc5673c1f4881dea4 [2019-11-28 01:05:12,076 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 01:05:12,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 01:05:12,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 01:05:12,093 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 01:05:12,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 01:05:12,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-28 01:05:12,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7ac40218/553e824b2e2843e580c238609d79f297/FLAGf202277ef [2019-11-28 01:05:12,924 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 01:05:12,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-28 01:05:12,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7ac40218/553e824b2e2843e580c238609d79f297/FLAGf202277ef [2019-11-28 01:05:12,989 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7ac40218/553e824b2e2843e580c238609d79f297 [2019-11-28 01:05:12,993 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 01:05:12,994 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 01:05:12,996 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:12,997 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 01:05:13,000 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 01:05:13,001 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:12" (1/1) ... [2019-11-28 01:05:13,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c85c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:13, skipping insertion in model container [2019-11-28 01:05:13,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 01:05:12" (1/1) ... [2019-11-28 01:05:13,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 01:05:13,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 01:05:16,208 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-28 01:05:16,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fd8407e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 01:05:16, skipping insertion in model container [2019-11-28 01:05:16,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 01:05:16,209 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 01:05:16,212 INFO L168 Benchmark]: Toolchain (without parser) took 3216.74 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:16,213 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 01:05:16,214 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3213.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. [2019-11-28 01:05:16,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3213.05 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -110.2 MB). Peak memory consumption was 55.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4698]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...