./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 509859d6 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 0.1.24-509859d [2019-11-27 16:39:20,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:20,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:20,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:20,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:20,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:20,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:20,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:20,614 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:20,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:20,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:20,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:20,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:20,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:20,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:20,639 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:20,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:20,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:20,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:20,656 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:20,665 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:20,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:20,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:20,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:20,689 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:20,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:20,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:20,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:20,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:20,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:20,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:20,700 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:20,702 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:20,703 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:20,707 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:20,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:20,712 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:20,712 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:20,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:20,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:20,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:20,719 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:20,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:20,775 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:20,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:20,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:20,784 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:20,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:20,785 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:20,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:20,789 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:20,789 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:20,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:20,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:20,790 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:20,792 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:20,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:20,793 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:20,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:20,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:20,797 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:20,799 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:20,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:20,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:20,800 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:20,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:20,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:20,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:20,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:20,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:20,805 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 [2019-11-27 16:39:21,414 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:21,444 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:21,451 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:21,455 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:21,456 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:21,458 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-27 16:39:21,625 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce17187f/3b9c122bea2c490d8c22256e20f54b54/FLAG60e2453bb [2019-11-27 16:39:23,496 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:23,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-27 16:39:23,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce17187f/3b9c122bea2c490d8c22256e20f54b54/FLAG60e2453bb [2019-11-27 16:39:23,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce17187f/3b9c122bea2c490d8c22256e20f54b54 [2019-11-27 16:39:23,667 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:23,670 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:23,677 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:23,679 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:23,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:23,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:23" (1/1) ... [2019-11-27 16:39:23,700 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ac3679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:23, skipping insertion in model container [2019-11-27 16:39:23,700 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:23" (1/1) ... [2019-11-27 16:39:23,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:23,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:30,415 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-27 16:39:30,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16e2d8ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:30, skipping insertion in model container [2019-11-27 16:39:30,419 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:30,420 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 16:39:30,428 INFO L168 Benchmark]: Toolchain (without parser) took 6751.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:30,429 INFO L168 Benchmark]: CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:30,433 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6742.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:30,439 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6742.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 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 0.1.24-509859d [2019-11-27 16:39:34,419 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:34,424 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:34,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:34,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:34,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:34,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:34,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:34,494 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:34,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:34,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:34,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:34,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:34,516 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:34,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:34,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:34,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:34,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:34,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:34,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:34,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:34,562 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:34,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:34,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:34,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:34,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:34,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:34,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:34,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:34,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:34,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:34,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:34,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:34,594 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:34,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:34,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:34,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:34,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:34,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:34,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:34,608 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:34,609 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:39:34,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:34,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:34,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:34,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:34,656 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:34,656 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:34,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:34,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:34,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:34,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:34,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:34,662 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:34,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:39:34,663 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:39:34,663 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:34,663 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:34,664 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:34,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:34,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:34,665 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:34,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:34,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:34,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:34,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:34,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:34,670 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:34,670 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:39:34,670 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:39:34,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:34,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:39:34,674 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 [2019-11-27 16:39:35,341 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:35,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:35,380 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:35,382 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:35,384 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:35,388 INFO L428 ainManager$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 [2019-11-27 16:39:35,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a421517/c5f3427eec4d4b63a744e3b90c1ef7ad/FLAG1b8893843 [2019-11-27 16:39:37,342 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:37,343 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2019-11-27 16:39:37,466 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a421517/c5f3427eec4d4b63a744e3b90c1ef7ad/FLAG1b8893843 [2019-11-27 16:39:37,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/49a421517/c5f3427eec4d4b63a744e3b90c1ef7ad [2019-11-27 16:39:37,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:37,528 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:37,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:37,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:37,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:37,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:37" (1/1) ... [2019-11-27 16:39:37,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ba5411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:37, skipping insertion in model container [2019-11-27 16:39:37,554 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:37" (1/1) ... [2019-11-27 16:39:37,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:37,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:44,479 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-27 16:39:44,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35ceba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:44, skipping insertion in model container [2019-11-27 16:39:44,481 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:44,483 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-27 16:39:44,487 INFO L168 Benchmark]: Toolchain (without parser) took 6957.51 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:44,501 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:39:44,504 INFO L168 Benchmark]: CACSL2BoogieTranslator took 6949.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:39:44,510 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 6949.83 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 945.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 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...