./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ae47ea464d7b3654b12768aa5faafe9c13473b69 .............................................................................................................................. 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 -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ae47ea464d7b3654b12768aa5faafe9c13473b69 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:00:28,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:28,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:29,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:29,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:29,025 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:29,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:29,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:29,037 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:29,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:29,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:29,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:29,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:29,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:29,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:29,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:29,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:29,060 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:29,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:29,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:29,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:29,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:29,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:29,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:29,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:29,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:29,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:29,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:29,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:29,090 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:29,090 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:29,091 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:29,093 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:29,094 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:29,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:29,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:29,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:29,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:29,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:29,107 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:29,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:29,109 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 04:00:29,157 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:29,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:29,159 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:29,160 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:29,160 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:29,160 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:29,161 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:29,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:29,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:29,161 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:29,162 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:29,162 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:29,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:29,162 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:29,163 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:29,163 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:29,163 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:29,163 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:29,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:29,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:29,164 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:29,164 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:29,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:00:29,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:00:29,165 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:29,165 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-10-26 04:00:29,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:29,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:29,556 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:29,558 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:29,559 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:29,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-10-26 04:00:29,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c213788c6/ddfe3b3becaa497bbbac67628d86f305/FLAG4ae1111ea [2020-10-26 04:00:30,458 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:30,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-10-26 04:00:30,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c213788c6/ddfe3b3becaa497bbbac67628d86f305/FLAG4ae1111ea [2020-10-26 04:00:30,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c213788c6/ddfe3b3becaa497bbbac67628d86f305 [2020-10-26 04:00:30,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:30,578 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:30,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:30,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:30,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:30,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:30" (1/1) ... [2020-10-26 04:00:30,621 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55724ef3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:30, skipping insertion in model container [2020-10-26 04:00:30,622 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:30" (1/1) ... [2020-10-26 04:00:30,641 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:30,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:31,631 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-26 04:00:31,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34b14f15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:31, skipping insertion in model container [2020-10-26 04:00:31,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:31,633 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:31,636 INFO L168 Benchmark]: Toolchain (without parser) took 1062.01 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 26.2 MB in the beginning and 28.8 MB in the end (delta: -2.6 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:31,637 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 41.9 MB. Free memory was 22.6 MB in the beginning and 22.6 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:31,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1052.13 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 25.6 MB in the beginning and 28.8 MB in the end (delta: -3.2 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:31,640 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 41.9 MB. Free memory was 22.6 MB in the beginning and 22.6 MB in the end (delta: 33.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1052.13 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 25.6 MB in the beginning and 28.8 MB in the end (delta: -3.2 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 04:00:34,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:34,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:34,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:34,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:34,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:34,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:34,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:34,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:34,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:34,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:34,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:34,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:34,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:34,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:34,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:34,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:34,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:34,074 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:34,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:34,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:34,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:34,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:34,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:34,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:34,085 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:34,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:34,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:34,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:34,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:34,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:34,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:34,091 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:34,092 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:34,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:34,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:34,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:34,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:34,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:34,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:34,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:34,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:00:34,139 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:34,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:34,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:34,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:34,142 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:34,143 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:34,143 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:34,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:34,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:34,144 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:34,144 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:34,144 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:34,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:34,145 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:34,145 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:00:34,145 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:00:34,145 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:34,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:34,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:34,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:34,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:34,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:34,146 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:34,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:34,148 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:00:34,148 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:00:34,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:34,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:00:34,149 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ae47ea464d7b3654b12768aa5faafe9c13473b69 [2020-10-26 04:00:34,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:34,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:34,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:34,616 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:34,617 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:34,618 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-10-26 04:00:34,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4778870a5/9bb47ff7b3d04af3894ca6979fb63bba/FLAG3febe64a5 [2020-10-26 04:00:35,682 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:35,683 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2020-10-26 04:00:35,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4778870a5/9bb47ff7b3d04af3894ca6979fb63bba/FLAG3febe64a5 [2020-10-26 04:00:36,230 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4778870a5/9bb47ff7b3d04af3894ca6979fb63bba [2020-10-26 04:00:36,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:36,240 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:36,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:36,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:36,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:36,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:36" (1/1) ... [2020-10-26 04:00:36,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c409f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:36, skipping insertion in model container [2020-10-26 04:00:36,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:36" (1/1) ... [2020-10-26 04:00:36,260 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:36,351 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:37,166 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-26 04:00:37,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e5fe467 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:37, skipping insertion in model container [2020-10-26 04:00:37,168 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:37,168 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:37,171 INFO L168 Benchmark]: Toolchain (without parser) took 934.35 ms. Allocated memory is still 46.1 MB. Free memory was 27.3 MB in the beginning and 24.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:37,172 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 37.7 MB. Free memory was 20.7 MB in the beginning and 20.6 MB in the end (delta: 35.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:37,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 926.86 ms. Allocated memory is still 46.1 MB. Free memory was 26.7 MB in the beginning and 24.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:37,175 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 37.7 MB. Free memory was 20.7 MB in the beginning and 20.6 MB in the end (delta: 35.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 926.86 ms. Allocated memory is still 46.1 MB. Free memory was 26.7 MB in the beginning and 24.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...