./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 f470102c 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 0.1.25-f470102 [2019-11-28 18:35:58,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 18:35:58,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 18:35:58,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 18:35:58,672 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 18:35:58,673 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 18:35:58,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 18:35:58,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 18:35:58,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 18:35:58,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 18:35:58,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 18:35:58,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 18:35:58,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 18:35:58,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 18:35:58,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 18:35:58,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 18:35:58,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 18:35:58,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 18:35:58,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 18:35:58,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 18:35:58,694 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 18:35:58,695 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 18:35:58,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 18:35:58,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 18:35:58,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 18:35:58,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 18:35:58,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 18:35:58,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 18:35:58,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 18:35:58,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 18:35:58,705 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 18:35:58,706 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 18:35:58,707 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 18:35:58,708 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 18:35:58,709 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 18:35:58,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 18:35:58,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 18:35:58,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 18:35:58,711 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 18:35:58,712 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 18:35:58,713 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 18:35:58,715 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 18:35:58,731 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 18:35:58,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 18:35:58,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 18:35:58,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 18:35:58,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 18:35:58,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 18:35:58,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 18:35:58,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 18:35:58,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 18:35:58,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 18:35:58,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 18:35:58,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 18:35:58,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 18:35:58,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 18:35:58,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 18:35:58,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 18:35:58,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 18:35:58,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 18:35:58,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 18:35:58,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 18:35:58,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 18:35:58,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:35:58,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 18:35:58,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 18:35:58,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 18:35:58,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 18:35:58,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 18:35:58,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 18:35:58,739 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 18:35:58,739 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 18:35:59,052 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 18:35:59,070 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 18:35:59,076 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 18:35:59,078 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 18:35:59,080 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 18:35:59,081 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-28 18:35:59,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27044c35a/b47f7089b2164bd0b79e6dbd1f415850/FLAG289ec3e8a [2019-11-28 18:35:59,965 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 18:35:59,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-28 18:36:00,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27044c35a/b47f7089b2164bd0b79e6dbd1f415850/FLAG289ec3e8a [2019-11-28 18:36:00,435 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27044c35a/b47f7089b2164bd0b79e6dbd1f415850 [2019-11-28 18:36:00,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 18:36:00,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 18:36:00,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:00,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 18:36:00,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 18:36:00,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:00" (1/1) ... [2019-11-28 18:36:00,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1993c011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:00, skipping insertion in model container [2019-11-28 18:36:00,454 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:00" (1/1) ... [2019-11-28 18:36:00,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 18:36:00,590 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 18:36:04,250 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-28 18:36:04,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ca440c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:04, skipping insertion in model container [2019-11-28 18:36:04,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:04,251 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 18:36:04,254 INFO L168 Benchmark]: Toolchain (without parser) took 3812.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 942.9 MB in the beginning and 1.1 GB in the end (delta: -157.1 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:04,255 INFO L168 Benchmark]: CDTParser took 0.95 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 18:36:04,256 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3809.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 942.9 MB in the beginning and 1.1 GB in the end (delta: -157.1 MB). Peak memory consumption was 54.9 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:04,258 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.95 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 3809.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.7 MB). Free memory was 942.9 MB in the beginning and 1.1 GB in the end (delta: -157.1 MB). Peak memory consumption was 54.9 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 0.1.25-f470102 [2019-11-28 18:36:06,151 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 18:36:06,154 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 18:36:06,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 18:36:06,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 18:36:06,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 18:36:06,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 18:36:06,172 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 18:36:06,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 18:36:06,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 18:36:06,177 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 18:36:06,178 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 18:36:06,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 18:36:06,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 18:36:06,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 18:36:06,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 18:36:06,184 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 18:36:06,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 18:36:06,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 18:36:06,189 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 18:36:06,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 18:36:06,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 18:36:06,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 18:36:06,195 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 18:36:06,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 18:36:06,198 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 18:36:06,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 18:36:06,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 18:36:06,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 18:36:06,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 18:36:06,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 18:36:06,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 18:36:06,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 18:36:06,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 18:36:06,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 18:36:06,205 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 18:36:06,206 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 18:36:06,207 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 18:36:06,207 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 18:36:06,208 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 18:36:06,209 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 18:36:06,210 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-28 18:36:06,225 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 18:36:06,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 18:36:06,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 18:36:06,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 18:36:06,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 18:36:06,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 18:36:06,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 18:36:06,229 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 18:36:06,229 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 18:36:06,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 18:36:06,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 18:36:06,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 18:36:06,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 18:36:06,231 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 18:36:06,231 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 18:36:06,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 18:36:06,232 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 18:36:06,232 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 18:36:06,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 18:36:06,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 18:36:06,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 18:36:06,233 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 18:36:06,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 18:36:06,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 18:36:06,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 18:36:06,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 18:36:06,234 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 18:36:06,235 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 18:36:06,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 18:36:06,235 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 18:36:06,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 18:36:06,236 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 18:36:06,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 18:36:06,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 18:36:06,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 18:36:06,584 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 18:36:06,585 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 18:36:06,586 INFO L428 ainManager$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 18:36:06,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b096daced/28bb3af71c164ad6a1763867ac9d50d9/FLAG10accae33 [2019-11-28 18:36:07,522 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 18:36:07,523 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 18:36:07,586 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b096daced/28bb3af71c164ad6a1763867ac9d50d9/FLAG10accae33 [2019-11-28 18:36:08,031 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b096daced/28bb3af71c164ad6a1763867ac9d50d9 [2019-11-28 18:36:08,035 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 18:36:08,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 18:36:08,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:08,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 18:36:08,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 18:36:08,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:08" (1/1) ... [2019-11-28 18:36:08,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c423de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:08, skipping insertion in model container [2019-11-28 18:36:08,047 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:36:08" (1/1) ... [2019-11-28 18:36:08,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 18:36:08,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 18:36:11,660 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-28 18:36:11,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bc2cc01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:36:11, skipping insertion in model container [2019-11-28 18:36:11,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 18:36:11,662 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-28 18:36:11,665 INFO L168 Benchmark]: Toolchain (without parser) took 3627.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:11,666 INFO L168 Benchmark]: CDTParser took 0.24 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 18:36:11,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3622.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2019-11-28 18:36:11,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 3622.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.8 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -123.6 MB). Peak memory consumption was 54.1 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...