./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/echo-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 4f188ae14630ac844057bea4fce4f44598509296 ........................................................................................................................... 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 -ea -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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/echo-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 4f188ae14630ac844057bea4fce4f44598509296 .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:20:33,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:20:33,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:20:33,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:20:33,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:20:33,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:20:33,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:20:33,876 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:20:33,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:20:33,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:20:33,887 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:20:33,889 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:20:33,890 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:20:33,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:20:33,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:20:33,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:20:33,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:20:33,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:20:33,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:20:33,906 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:20:33,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:20:33,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:20:33,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:20:33,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:20:33,920 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:20:33,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:20:33,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:20:33,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:20:33,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:20:33,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:20:33,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:20:33,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:20:33,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:20:33,927 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:20:33,928 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:20:33,929 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:20:33,930 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:20:33,930 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:20:33,930 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:20:33,931 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:20:33,932 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:20:33,933 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-07-29 01:20:33,969 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:20:33,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:20:33,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:20:33,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:20:33,974 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:20:33,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:20:33,977 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:20:33,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:20:33,978 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:20:33,978 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:20:33,978 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:20:33,979 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:20:33,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:20:33,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:20:33,979 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:20:33,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:20:33,981 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:20:33,982 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:20:33,982 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:20:33,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:20:33,983 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:20:33,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:20:33,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:20:33,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:20:33,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:20:33,985 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 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 -> 4f188ae14630ac844057bea4fce4f44598509296 [2020-07-29 01:20:34,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:20:34,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:20:34,360 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:20:34,361 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:20:34,362 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:20:34,363 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-07-29 01:20:34,444 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7854a3368/b27ac0dd4a214bb6a1d13c213b6af7a8/FLAG68d915d96 [2020-07-29 01:20:35,219 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:20:35,221 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-07-29 01:20:35,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7854a3368/b27ac0dd4a214bb6a1d13c213b6af7a8/FLAG68d915d96 [2020-07-29 01:20:35,764 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7854a3368/b27ac0dd4a214bb6a1d13c213b6af7a8 [2020-07-29 01:20:35,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:20:35,771 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:20:35,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:20:35,773 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:20:35,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:20:35,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:20:35" (1/1) ... [2020-07-29 01:20:35,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e00461d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:20:35, skipping insertion in model container [2020-07-29 01:20:35,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:20:35" (1/1) ... [2020-07-29 01:20:35,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:20:35,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:20:37,115 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-07-29 01:20:37,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50975ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:20:37, skipping insertion in model container [2020-07-29 01:20:37,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:20:37,117 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:20:37,121 INFO L168 Benchmark]: Toolchain (without parser) took 1349.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 950.7 MB in the beginning and 1.1 GB in the end (delta: -165.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:20:37,122 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:20:37,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1344.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 950.7 MB in the beginning and 1.1 GB in the end (delta: -165.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:20:37,126 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1344.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 950.7 MB in the beginning and 1.1 GB in the end (delta: -165.1 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2519]: 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 0.1.25-8bd4bc6 [2020-07-29 01:20:38,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:20:38,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:20:38,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:20:38,867 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:20:38,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:20:38,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:20:38,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:20:38,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:20:38,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:20:38,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:20:38,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:20:38,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:20:38,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:20:38,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:20:38,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:20:38,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:20:38,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:20:38,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:20:38,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:20:38,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:20:38,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:20:38,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:20:38,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:20:38,894 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:20:38,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:20:38,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:20:38,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:20:38,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:20:38,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:20:38,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:20:38,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:20:38,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:20:38,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:20:38,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:20:38,903 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:20:38,903 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:20:38,904 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:20:38,904 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:20:38,905 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:20:38,906 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:20:38,907 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-07-29 01:20:38,922 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:20:38,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:20:38,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:20:38,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:20:38,924 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:20:38,924 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:20:38,925 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:20:38,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:20:38,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:20:38,925 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:20:38,926 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:20:38,926 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:20:38,926 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:20:38,927 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:20:38,927 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 01:20:38,927 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 01:20:38,927 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:20:38,928 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:20:38,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:20:38,928 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:20:38,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:20:38,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:20:38,929 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:20:38,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:20:38,930 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 01:20:38,930 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 01:20:38,930 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:20:38,931 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 01:20:38,931 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 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 -> 4f188ae14630ac844057bea4fce4f44598509296 [2020-07-29 01:20:39,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:20:39,244 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:20:39,248 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:20:39,250 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:20:39,250 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:20:39,251 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-07-29 01:20:39,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c9c1352/4cd9966edfb546b3a9989f251c572079/FLAG6f18ec019 [2020-07-29 01:20:39,931 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:20:39,932 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-07-29 01:20:39,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c9c1352/4cd9966edfb546b3a9989f251c572079/FLAG6f18ec019 [2020-07-29 01:20:40,136 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60c9c1352/4cd9966edfb546b3a9989f251c572079 [2020-07-29 01:20:40,139 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:20:40,142 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:20:40,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:20:40,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:20:40,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:20:40,149 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:20:40" (1/1) ... [2020-07-29 01:20:40,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51fe5462 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:20:40, skipping insertion in model container [2020-07-29 01:20:40,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:20:40" (1/1) ... [2020-07-29 01:20:40,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:20:40,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:20:41,365 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-07-29 01:20:41,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a645277 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:20:41, skipping insertion in model container [2020-07-29 01:20:41,367 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:20:41,367 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:20:41,372 INFO L168 Benchmark]: Toolchain (without parser) took 1229.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:20:41,372 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:20:41,374 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1224.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:20:41,376 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1224.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 953.5 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2519]: 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...