./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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_unlocked_ioctl_write_nvram.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 c2276ba819c5339d007f04a49c2d94e84e9fedd5 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_unlocked_ioctl_write_nvram.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 c2276ba819c5339d007f04a49c2d94e84e9fedd5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:35:52,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:52,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:52,680 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:52,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:52,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:52,692 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:52,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:52,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:52,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:52,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:52,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:52,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:52,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:52,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:52,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:52,740 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:52,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:52,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:52,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:52,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:52,776 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:52,778 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:52,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:52,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:52,793 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:52,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:52,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:52,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:52,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:52,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:52,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:52,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:52,808 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:52,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:52,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:52,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:52,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:52,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:52,824 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:52,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:52,827 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:35:52,867 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:52,869 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:52,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:52,877 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:52,877 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:52,877 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:52,879 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:52,879 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:35:52,879 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:52,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:52,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:52,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:52,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:52,885 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:52,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:52,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:52,885 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:52,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:52,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:52,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:52,888 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:52,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:52,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:52,892 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:52,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:52,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:52,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:35:52,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:35:52,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:52,893 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 -> c2276ba819c5339d007f04a49c2d94e84e9fedd5 [2019-11-24 21:35:53,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:35:53,531 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:35:53,535 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:35:53,542 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:35:53,543 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:35:53,544 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2019-11-24 21:35:53,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e186318cc/f5e170b50b244d119d427b6615113609/FLAGc61105099 [2019-11-24 21:35:55,666 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:35:55,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2019-11-24 21:35:55,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e186318cc/f5e170b50b244d119d427b6615113609/FLAGc61105099 [2019-11-24 21:35:55,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e186318cc/f5e170b50b244d119d427b6615113609 [2019-11-24 21:35:55,829 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:35:55,835 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:35:55,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:55,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:35:55,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:35:55,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:55" (1/1) ... [2019-11-24 21:35:55,860 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c614111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:35:55, skipping insertion in model container [2019-11-24 21:35:55,860 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:55" (1/1) ... [2019-11-24 21:35:55,880 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:35:56,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:03,131 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-24 21:36:03,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76173b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:03, skipping insertion in model container [2019-11-24 21:36:03,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:03,135 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 21:36:03,147 INFO L168 Benchmark]: Toolchain (without parser) took 7309.91 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 941.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:03,149 INFO L168 Benchmark]: CDTParser took 1.73 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. [2019-11-24 21:36:03,153 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7296.88 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 941.4 MB in the end (delta: 8.8 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:03,158 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73 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 7296.88 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 941.4 MB in the end (delta: 8.8 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 0.1.24-32f2683 [2019-11-24 21:36:07,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:07,304 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:07,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:07,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:07,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:07,348 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:07,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:07,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:07,375 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:07,379 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:07,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:07,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:07,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:07,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:07,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:07,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:07,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:07,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:07,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:07,431 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:07,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:07,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:07,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:07,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:07,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:07,454 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:07,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:07,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:07,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:07,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:07,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:07,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:07,469 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:07,472 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:07,474 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:07,475 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:07,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:07,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:07,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:07,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:07,486 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:36:07,525 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:07,526 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:07,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:07,531 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:07,531 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:07,534 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:07,534 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:07,535 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:07,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:07,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:07,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:07,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:07,537 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:07,538 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:36:07,539 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:36:07,539 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:07,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:07,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:07,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:07,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:07,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:07,544 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:07,544 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:07,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:07,545 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:07,545 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:07,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:07,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:36:07,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:36:07,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:07,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:36:07,551 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 -> c2276ba819c5339d007f04a49c2d94e84e9fedd5 [2019-11-24 21:36:08,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:08,184 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:08,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:08,199 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:08,200 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:08,201 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2019-11-24 21:36:08,360 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f40a3ed/cee0b51a22f247e5a01bb605a6bc4245/FLAG0b3f90986 [2019-11-24 21:36:10,202 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:10,207 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2019-11-24 21:36:10,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f40a3ed/cee0b51a22f247e5a01bb605a6bc4245/FLAG0b3f90986 [2019-11-24 21:36:10,373 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0f40a3ed/cee0b51a22f247e5a01bb605a6bc4245 [2019-11-24 21:36:10,382 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:10,389 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:10,393 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:10,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:10,402 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:10,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:10" (1/1) ... [2019-11-24 21:36:10,414 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 24.11 09:36:10, skipping insertion in model container [2019-11-24 21:36:10,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:10" (1/1) ... [2019-11-24 21:36:10,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:10,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:17,769 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-24 21:36:17,772 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f420ff7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:17, skipping insertion in model container [2019-11-24 21:36:17,774 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:17,775 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 21:36:17,784 INFO L168 Benchmark]: Toolchain (without parser) took 7394.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 940.2 MB in the end (delta: 15.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:17,785 INFO L168 Benchmark]: CDTParser took 1.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:17,788 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7382.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 940.2 MB in the end (delta: 15.8 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:17,796 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 7382.20 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 940.2 MB in the end (delta: 15.8 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...