./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_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_read_nvram_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 bc81abaa778adea7431183b2fd072f16b613c8e2 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_read_nvram_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 bc81abaa778adea7431183b2fd072f16b613c8e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 21:35:53,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:35:53,950 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:35:53,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:35:53,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:35:53,993 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:35:53,998 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:35:54,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:35:54,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:35:54,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:35:54,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:35:54,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:35:54,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:35:54,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:35:54,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:35:54,050 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:35:54,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:35:54,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:35:54,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:35:54,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:35:54,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:35:54,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:35:54,092 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:35:54,100 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:35:54,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:35:54,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:35:54,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:35:54,109 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:35:54,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:35:54,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:35:54,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:35:54,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:35:54,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:35:54,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:35:54,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:35:54,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:35:54,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:35:54,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:35:54,128 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:35:54,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:35:54,134 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:35:54,136 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:35:54,175 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:35:54,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:35:54,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:35:54,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:35:54,183 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:35:54,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:35:54,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:35:54,187 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:35:54,187 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:35:54,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:35:54,188 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:35:54,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:35:54,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:35:54,191 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:35:54,192 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:35:54,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:35:54,192 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:35:54,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:35:54,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:35:54,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:35:54,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:35:54,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:35:54,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:35:54,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:35:54,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:35:54,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:35:54,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:35:54,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:35:54,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:35:54,200 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 -> bc81abaa778adea7431183b2fd072f16b613c8e2 [2019-11-24 21:35:54,777 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:35:54,809 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:35:54,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:35:54,820 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:35:54,822 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:35:54,823 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2019-11-24 21:35:54,984 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb0cbdb3/dc148fc5e8d74476a667cfdf71dd8471/FLAGf37b10690 [2019-11-24 21:35:56,777 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:35:56,778 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2019-11-24 21:35:56,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb0cbdb3/dc148fc5e8d74476a667cfdf71dd8471/FLAGf37b10690 [2019-11-24 21:35:56,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aeb0cbdb3/dc148fc5e8d74476a667cfdf71dd8471 [2019-11-24 21:35:56,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:35:56,945 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:35:56,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:35:56,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:35:56,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:35:56,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:56" (1/1) ... [2019-11-24 21:35:56,973 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 09:35:56, skipping insertion in model container [2019-11-24 21:35:56,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:35:56" (1/1) ... [2019-11-24 21:35:56,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:35:57,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:07,597 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-24 21:36:07,599 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 09:36:07, skipping insertion in model container [2019-11-24 21:36:07,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:07,601 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 21:36:07,607 INFO L168 Benchmark]: Toolchain (without parser) took 10659.12 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 945.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:07,622 INFO L168 Benchmark]: CDTParser took 3.01 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 21:36:07,624 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10647.73 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 945.6 MB in the end (delta: 4.6 MB). Peak memory consumption was 47.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:07,630 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.01 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 10647.73 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 945.6 MB in the end (delta: 4.6 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 0.1.24-32f2683 [2019-11-24 21:36:11,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:11,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:11,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:11,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:11,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:11,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:11,762 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:11,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:11,770 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:11,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:11,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:11,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:11,787 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:11,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:11,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:11,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:11,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:11,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:11,818 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:11,827 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:11,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:11,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:11,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:11,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:11,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:11,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:11,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:11,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:11,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:11,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:11,864 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:11,865 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:11,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:11,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:11,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:11,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:11,873 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:11,873 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:11,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:11,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:11,883 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:36:11,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:11,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:11,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:11,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:11,931 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:11,932 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:11,932 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:11,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:11,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:11,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:11,935 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:11,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:11,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:11,938 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:36:11,938 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:36:11,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:11,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:11,940 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:11,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:11,941 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:11,942 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:11,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:11,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:11,944 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:11,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:11,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:11,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:11,947 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:36:11,947 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:36:11,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:11,952 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:36:11,952 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 -> bc81abaa778adea7431183b2fd072f16b613c8e2 [2019-11-24 21:36:12,547 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:12,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:12,591 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:12,593 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:12,596 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:12,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2019-11-24 21:36:12,785 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f22ccd1a/3bf585ff7ff84267bf85a8114121682d/FLAG3306e60ef [2019-11-24 21:36:14,669 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:14,670 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2019-11-24 21:36:14,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f22ccd1a/3bf585ff7ff84267bf85a8114121682d/FLAG3306e60ef [2019-11-24 21:36:14,817 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2f22ccd1a/3bf585ff7ff84267bf85a8114121682d [2019-11-24 21:36:14,825 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:14,831 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:14,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:14,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:14,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:14,847 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:14" (1/1) ... [2019-11-24 21:36:14,856 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 09:36:14, skipping insertion in model container [2019-11-24 21:36:14,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:14" (1/1) ... [2019-11-24 21:36:14,877 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:15,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:22,454 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2019-11-24 21:36:22,456 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c2c9c82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:22, skipping insertion in model container [2019-11-24 21:36:22,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:22,457 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-24 21:36:22,462 INFO L168 Benchmark]: Toolchain (without parser) took 7631.68 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 945.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:22,463 INFO L168 Benchmark]: CDTParser took 1.68 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 21:36:22,464 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7621.83 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 945.9 MB in the end (delta: 4.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:22,475 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.68 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 7621.83 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 945.9 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...