./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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_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 db2001bb565ef88ea47ef3399548999414e36dcd .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_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 db2001bb565ef88ea47ef3399548999414e36dcd ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:22:31,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:31,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:31,802 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:31,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:31,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:31,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:31,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:31,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:31,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:31,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:31,845 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:31,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:31,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:31,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:31,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:31,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:31,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:31,862 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:31,868 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:31,869 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:31,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:31,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:31,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:31,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:31,889 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:31,890 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:31,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:31,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:31,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:31,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:31,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:31,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:31,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:31,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:31,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:31,909 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:31,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:31,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:31,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:31,912 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:31,915 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:22:31,942 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:31,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:31,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:31,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:31,949 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:31,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:31,950 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:31,950 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:22:31,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:31,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:31,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:31,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:31,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:31,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:31,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:31,955 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:31,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:31,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:31,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:31,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:31,957 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:31,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:31,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:31,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:31,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:31,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:22:31,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:22:31,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:31,961 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 -> db2001bb565ef88ea47ef3399548999414e36dcd [2019-11-25 23:22:32,420 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:32,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:32,447 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:32,448 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:32,448 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:32,449 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-11-25 23:22:32,563 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ba081b4/5d806d8430504694b5f3fb6bed0b250c/FLAG18ddb06f2 [2019-11-25 23:22:33,810 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:33,812 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-11-25 23:22:33,889 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ba081b4/5d806d8430504694b5f3fb6bed0b250c/FLAG18ddb06f2 [2019-11-25 23:22:34,095 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ba081b4/5d806d8430504694b5f3fb6bed0b250c [2019-11-25 23:22:34,102 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:34,107 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:34,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:34,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:34,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:34,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:34" (1/1) ... [2019-11-25 23:22:34,126 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54727c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:34, skipping insertion in model container [2019-11-25 23:22:34,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:34" (1/1) ... [2019-11-25 23:22:34,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:34,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:38,920 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-25 23:22:38,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d71b05b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:38, skipping insertion in model container [2019-11-25 23:22:38,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:38,921 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-25 23:22:38,934 INFO L168 Benchmark]: Toolchain (without parser) took 4819.41 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 947.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:38,936 INFO L168 Benchmark]: CDTParser took 1.30 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. [2019-11-25 23:22:38,941 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4813.07 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 947.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:38,946 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 4813.07 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 947.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 47.6 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 0.1.24-65d6cd2 [2019-11-25 23:22:41,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:41,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:41,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:41,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:41,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:41,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:41,698 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:41,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:41,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:41,709 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:41,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:41,713 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:41,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:41,719 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:41,720 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:41,722 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:41,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:41,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:41,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:41,735 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:41,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:41,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:41,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:41,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:41,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:41,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:41,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:41,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:41,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:41,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:41,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:41,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:41,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:41,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:41,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:41,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:41,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:41,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:41,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:41,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:41,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:22:41,812 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:41,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:41,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:41,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:41,817 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:41,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:41,818 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:41,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:41,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:41,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:41,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:41,821 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:41,821 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:22:41,821 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:22:41,822 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:41,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:41,824 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:41,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:41,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:41,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:41,825 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:41,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:41,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:41,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:41,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:41,827 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:41,827 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:22:41,827 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:22:41,827 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:41,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:22:41,830 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 -> db2001bb565ef88ea47ef3399548999414e36dcd [2019-11-25 23:22:42,197 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:42,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:42,225 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:42,226 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:42,229 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:42,230 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-11-25 23:22:42,340 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5333dd865/845f0cba82654e46a9982ac5f09d931f/FLAGd1a2b22cb [2019-11-25 23:22:43,609 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:43,610 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2019-11-25 23:22:43,698 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5333dd865/845f0cba82654e46a9982ac5f09d931f/FLAGd1a2b22cb [2019-11-25 23:22:43,877 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5333dd865/845f0cba82654e46a9982ac5f09d931f [2019-11-25 23:22:43,883 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:43,887 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:43,890 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:43,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:43,895 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:43,898 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:43" (1/1) ... [2019-11-25 23:22:43,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54727c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:43, skipping insertion in model container [2019-11-25 23:22:43,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:43" (1/1) ... [2019-11-25 23:22:43,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:44,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:49,071 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-25 23:22:49,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ae4f7ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:49, skipping insertion in model container [2019-11-25 23:22:49,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:49,074 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-25 23:22:49,076 INFO L168 Benchmark]: Toolchain (without parser) took 5188.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 947.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:49,078 INFO L168 Benchmark]: CDTParser took 2.43 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. [2019-11-25 23:22:49,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5183.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 947.2 MB in the end (delta: 4.5 MB). Peak memory consumption was 47.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:49,087 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.43 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 5183.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 951.7 MB in the beginning and 947.2 MB in the end (delta: 4.5 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...