./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 c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:21:12,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:21:12,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:21:13,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:21:13,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:21:13,015 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:21:13,017 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:21:13,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:21:13,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:21:13,025 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:21:13,026 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:21:13,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:21:13,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:21:13,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:21:13,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:21:13,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:21:13,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:21:13,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:21:13,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:21:13,038 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:21:13,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:21:13,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:21:13,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:21:13,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:21:13,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:21:13,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:21:13,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:21:13,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:21:13,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:21:13,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:21:13,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:21:13,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:21:13,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:21:13,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:21:13,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:21:13,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:21:13,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:21:13,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:21:13,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:21:13,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:21:13,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:21:13,055 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-19 12:21:13,077 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:21:13,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:21:13,077 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:21:13,078 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:21:13,078 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:21:13,078 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:21:13,079 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:21:13,079 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:21:13,079 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:21:13,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:21:13,080 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:21:13,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:21:13,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:21:13,080 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:21:13,080 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:21:13,080 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:21:13,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:21:13,081 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:21:13,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:21:13,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:21:13,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:21:13,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:21:13,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:21:13,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:21:13,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:21:13,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 12:21:13,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 12:21:13,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:21:13,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-12-19 12:21:13,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:21:13,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:21:13,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:21:13,305 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:21:13,306 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:21:13,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-19 12:21:13,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc1d5cee/977e1e6c8a25449492eba6b9735e6495/FLAG9c68f1f1b [2021-12-19 12:21:13,826 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:21:13,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-19 12:21:13,846 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc1d5cee/977e1e6c8a25449492eba6b9735e6495/FLAG9c68f1f1b [2021-12-19 12:21:14,153 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfc1d5cee/977e1e6c8a25449492eba6b9735e6495 [2021-12-19 12:21:14,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:21:14,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:21:14,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:14,158 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:21:14,160 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:21:14,161 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:14" (1/1) ... [2021-12-19 12:21:14,162 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@654aaf69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:14, skipping insertion in model container [2021-12-19 12:21:14,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:14" (1/1) ... [2021-12-19 12:21:14,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:21:14,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:21:14,823 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-19 12:21:14,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27a4563a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:14, skipping insertion in model container [2021-12-19 12:21:14,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:14,824 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:21:14,827 INFO L158 Benchmark]: Toolchain (without parser) took 667.90ms. Allocated memory is still 125.8MB. Free memory was 89.9MB in the beginning and 87.4MB in the end (delta: 2.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-19 12:21:14,828 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 39.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:21:14,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.21ms. Allocated memory is still 125.8MB. Free memory was 89.5MB in the beginning and 87.4MB in the end (delta: 2.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-19 12:21:14,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory was 37.9MB in the beginning and 37.8MB in the end (delta: 39.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.21ms. Allocated memory is still 125.8MB. Free memory was 89.5MB in the beginning and 87.4MB in the end (delta: 2.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:21:16,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:21:16,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:21:16,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:21:16,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:21:16,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:21:16,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:21:16,475 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:21:16,477 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:21:16,481 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:21:16,482 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:21:16,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:21:16,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:21:16,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:21:16,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:21:16,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:21:16,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:21:16,510 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:21:16,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:21:16,517 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:21:16,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:21:16,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:21:16,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:21:16,542 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:21:16,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:21:16,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:21:16,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:21:16,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:21:16,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:21:16,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:21:16,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:21:16,550 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:21:16,551 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:21:16,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:21:16,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:21:16,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:21:16,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:21:16,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:21:16,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:21:16,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:21:16,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:21:16,558 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-19 12:21:16,578 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:21:16,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:21:16,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:21:16,580 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:21:16,581 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:21:16,581 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:21:16,582 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:21:16,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:21:16,583 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:21:16,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:21:16,583 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:21:16,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:21:16,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:21:16,584 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:21:16,584 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:21:16,584 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:21:16,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:21:16,585 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:21:16,585 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-19 12:21:16,585 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-19 12:21:16,585 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:21:16,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:21:16,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:21:16,585 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:21:16,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:21:16,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:21:16,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:21:16,586 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-19 12:21:16,586 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-19 12:21:16,586 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:21:16,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-19 12:21:16,587 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2021-12-19 12:21:16,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:21:16,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:21:16,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:21:16,882 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:21:16,892 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:21:16,893 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-19 12:21:16,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b613740b/5e41c36f8178485c87fa108f964abbf3/FLAG86dd13672 [2021-12-19 12:21:17,411 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:21:17,412 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2021-12-19 12:21:17,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b613740b/5e41c36f8178485c87fa108f964abbf3/FLAG86dd13672 [2021-12-19 12:21:17,682 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b613740b/5e41c36f8178485c87fa108f964abbf3 [2021-12-19 12:21:17,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:21:17,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:21:17,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:17,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:21:17,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:21:17,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:17" (1/1) ... [2021-12-19 12:21:17,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c97c3c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:17, skipping insertion in model container [2021-12-19 12:21:17,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:17" (1/1) ... [2021-12-19 12:21:17,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:21:17,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:21:18,409 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-19 12:21:18,410 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5fd0e333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:18, skipping insertion in model container [2021-12-19 12:21:18,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:18,411 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:21:18,413 INFO L158 Benchmark]: Toolchain (without parser) took 725.71ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 27.4MB in the beginning and 40.7MB in the end (delta: -13.3MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2021-12-19 12:21:18,413 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:21:18,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.37ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 27.2MB in the beginning and 40.7MB in the end (delta: -13.5MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2021-12-19 12:21:18,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory was 36.1MB in the beginning and 36.1MB in the end (delta: 37.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.37ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 27.2MB in the beginning and 40.7MB in the end (delta: -13.5MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN