./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 906a4fb5 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/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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ......................................................................................................................... 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/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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:27:47,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:47,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:47,483 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:47,484 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:47,485 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:47,486 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:47,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:47,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:47,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:47,493 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:47,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:47,494 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:47,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:47,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:47,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:47,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:47,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:47,502 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:47,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:47,505 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:47,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:47,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:47,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:47,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:47,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:47,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:47,513 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:47,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:47,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:47,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:47,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:47,517 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:47,518 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:47,519 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:47,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:47,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:47,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:47,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:47,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:47,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:47,523 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:27:47,547 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:47,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:47,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:47,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:47,549 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:47,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:47,550 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:47,550 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:47,550 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:47,551 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:47,551 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:47,551 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:47,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:47,552 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:47,552 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:47,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:47,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:47,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:47,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:47,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:47,554 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:47,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:47,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:27:47,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:27:47,555 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:47,555 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 -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-10-19 18:27:47,848 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:47,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:47,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:47,865 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:47,866 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:47,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-19 18:27:47,943 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d05b26ae/08f2294f8df0430b93d8cdfeecf45fc6/FLAG8bfc410f9 [2020-10-19 18:27:48,656 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:48,658 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-19 18:27:48,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d05b26ae/08f2294f8df0430b93d8cdfeecf45fc6/FLAG8bfc410f9 [2020-10-19 18:27:48,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8d05b26ae/08f2294f8df0430b93d8cdfeecf45fc6 [2020-10-19 18:27:48,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:48,808 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:48,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:48,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:48,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:48,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:48" (1/1) ... [2020-10-19 18:27:48,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a6f4d40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:48, skipping insertion in model container [2020-10-19 18:27:48,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:48" (1/1) ... [2020-10-19 18:27:48,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:48,919 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:49,991 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-19 18:27:49,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22c86c9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:49, skipping insertion in model container [2020-10-19 18:27:49,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:49,995 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:49,998 INFO L168 Benchmark]: Toolchain (without parser) took 1194.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:50,000 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:27:50,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1185.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -162.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:50,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1185.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -162.5 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: 2530]: 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 0.1.25-906a4fb [2020-10-19 18:27:51,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:51,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:51,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:51,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:51,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:51,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:51,784 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:51,786 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:51,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:51,790 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:51,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:51,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:51,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:51,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:51,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:51,805 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:51,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:51,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:51,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:51,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:51,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:51,822 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:51,823 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:51,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:51,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:51,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:51,831 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:51,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:51,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:51,833 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:51,834 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:51,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:51,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:51,837 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:51,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:51,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:51,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:51,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:51,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:51,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:51,842 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:27:51,886 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:51,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:51,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:51,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:51,888 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:51,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:51,889 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:51,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:51,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:51,890 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:51,890 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:51,890 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:51,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:51,891 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:51,891 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:27:51,891 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:27:51,892 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:51,892 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:51,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:51,893 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:51,893 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:51,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:51,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:51,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:51,894 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:27:51,894 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:27:51,895 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:51,895 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:27:51,895 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 -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-10-19 18:27:52,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:52,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:52,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:52,238 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:52,239 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:52,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-19 18:27:52,307 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25f4e94a8/82fee9179d854289bc4d9e058c6e9306/FLAG198f0b196 [2020-10-19 18:27:52,962 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:52,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-19 18:27:53,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25f4e94a8/82fee9179d854289bc4d9e058c6e9306/FLAG198f0b196 [2020-10-19 18:27:53,133 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25f4e94a8/82fee9179d854289bc4d9e058c6e9306 [2020-10-19 18:27:53,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:53,142 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:53,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:53,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:53,147 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:53,148 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:53" (1/1) ... [2020-10-19 18:27:53,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e4b2503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:53, skipping insertion in model container [2020-10-19 18:27:53,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:53" (1/1) ... [2020-10-19 18:27:53,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:53,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:54,226 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-19 18:27:54,227 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b585eff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:54, skipping insertion in model container [2020-10-19 18:27:54,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:54,228 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:54,231 INFO L168 Benchmark]: Toolchain (without parser) took 1092.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:54,232 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:27:54,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1084.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:54,236 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1084.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.5 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -168.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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...