./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c 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/chroot-incomplete-2.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 63cacdcf2f6caa575e9d236338465e5c1ae770c5 ......................................................................................................................... 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/chroot-incomplete-2.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 63cacdcf2f6caa575e9d236338465e5c1ae770c5 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:21:08,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:08,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:08,465 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:08,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:08,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:08,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:08,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:08,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:08,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:08,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:08,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:08,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:08,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:08,496 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:08,498 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:08,500 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:08,501 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:08,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:08,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:08,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:08,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:08,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:08,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:08,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:08,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:08,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:08,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:08,526 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:08,527 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:08,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:08,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:08,529 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:08,530 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:08,531 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:08,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:08,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:08,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:08,532 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:08,533 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:08,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:08,535 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-28 20:21:08,553 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:08,553 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:08,555 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:08,555 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:08,555 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:08,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:08,556 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:08,556 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:08,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:08,557 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:08,557 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:08,557 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:08,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:08,558 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:08,558 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:08,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:08,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:08,559 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:08,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:08,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:08,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:08,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:08,560 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:21:08,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:21:08,561 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:08,561 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 -> 63cacdcf2f6caa575e9d236338465e5c1ae770c5 [2019-11-28 20:21:08,916 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:08,936 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:08,940 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:08,941 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:08,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:08,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2019-11-28 20:21:09,007 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5b2d251/f294d19073384f88a19a9fd189eaef2b/FLAG26e7fc731 [2019-11-28 20:21:09,664 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:09,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2019-11-28 20:21:09,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5b2d251/f294d19073384f88a19a9fd189eaef2b/FLAG26e7fc731 [2019-11-28 20:21:09,849 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd5b2d251/f294d19073384f88a19a9fd189eaef2b [2019-11-28 20:21:09,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:09,853 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:09,854 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:09,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:09,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:09,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:09" (1/1) ... [2019-11-28 20:21:09,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63cff6e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:09, skipping insertion in model container [2019-11-28 20:21:09,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:09" (1/1) ... [2019-11-28 20:21:09,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:09,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:10,929 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2019-11-28 20:21:10,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62fd0152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:10, skipping insertion in model container [2019-11-28 20:21:10,930 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:10,931 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:21:10,934 INFO L168 Benchmark]: Toolchain (without parser) took 1079.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -170.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:10,935 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:10,937 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1076.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -170.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:10,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1076.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 153.1 MB). Free memory was 956.3 MB in the beginning and 1.1 GB in the end (delta: -170.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2290]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-11-28 20:21:12,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:12,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:12,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:12,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:12,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:12,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:12,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:12,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:12,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:12,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:12,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:12,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:12,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:12,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:12,753 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:12,754 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:12,755 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:12,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:12,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:12,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:12,761 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:12,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:12,763 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:12,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:12,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:12,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:12,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:12,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:12,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:12,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:12,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:12,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:12,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:12,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:12,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:12,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:12,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:12,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:12,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:12,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:12,784 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-28 20:21:12,805 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:12,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:12,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:12,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:12,808 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:12,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:12,808 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:12,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:12,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:12,809 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:12,810 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:12,811 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:12,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:12,811 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:12,812 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 20:21:12,812 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 20:21:12,812 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:12,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:12,813 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:12,813 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:12,813 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:12,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:12,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:12,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:12,815 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 20:21:12,815 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 20:21:12,815 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:12,816 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 20:21:12,816 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 -> 63cacdcf2f6caa575e9d236338465e5c1ae770c5 [2019-11-28 20:21:13,141 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:13,154 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:13,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:13,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:13,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:13,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2019-11-28 20:21:13,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77bee9309/72fcc16a2115477bb2fe51e91caff0b7/FLAGe3a3a19d6 [2019-11-28 20:21:13,869 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:13,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2019-11-28 20:21:13,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77bee9309/72fcc16a2115477bb2fe51e91caff0b7/FLAGe3a3a19d6 [2019-11-28 20:21:14,039 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/77bee9309/72fcc16a2115477bb2fe51e91caff0b7 [2019-11-28 20:21:14,043 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:14,044 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:14,045 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:14,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:14,049 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:14,050 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:14" (1/1) ... [2019-11-28 20:21:14,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4af92336 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:14, skipping insertion in model container [2019-11-28 20:21:14,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:14" (1/1) ... [2019-11-28 20:21:14,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:14,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:15,367 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2019-11-28 20:21:15,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75e109d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:15, skipping insertion in model container [2019-11-28 20:21:15,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:15,369 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:21:15,372 INFO L168 Benchmark]: Toolchain (without parser) took 1327.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:15,375 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:15,376 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1324.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -172.2 MB). Peak memory consumption was 27.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:15,380 INFO L335 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 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1324.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 950.8 MB in the beginning and 1.1 GB in the end (delta: -172.2 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: 2290]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...