./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8d31f386 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/head-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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/head-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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:37,994 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:37,997 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:38,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:38,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:38,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:38,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:38,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:38,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:38,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:38,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:38,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:38,058 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:38,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:38,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:38,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:38,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:38,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:38,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:38,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:38,076 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:38,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:38,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:38,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:38,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:38,086 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:38,086 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:38,087 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:38,087 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:38,088 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:38,088 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:38,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:38,089 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:38,090 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:38,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:38,091 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:38,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:38,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:38,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:38,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:38,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:38,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-07-06 12:31:38,142 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:38,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:38,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:38,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:38,145 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:38,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:38,145 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:38,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:38,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:38,146 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:38,146 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:38,147 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:38,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:38,147 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:38,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:38,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:38,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:38,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:38,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:38,148 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:38,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:38,148 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 12:31:38,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 12:31:38,149 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:38,149 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2021-07-06 12:31:38,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:38,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:38,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:38,483 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:38,484 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:38,485 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-07-06 12:31:38,553 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fa505d38/a566eb36b3674fb49fc340094fa53478/FLAG688671d39 [2021-07-06 12:31:39,248 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:39,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-07-06 12:31:39,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fa505d38/a566eb36b3674fb49fc340094fa53478/FLAG688671d39 [2021-07-06 12:31:39,418 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fa505d38/a566eb36b3674fb49fc340094fa53478 [2021-07-06 12:31:39,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:39,423 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:39,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:39,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:39,437 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:39,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:39" (1/1) ... [2021-07-06 12:31:39,439 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@607d82e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:39, skipping insertion in model container [2021-07-06 12:31:39,439 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:39" (1/1) ... [2021-07-06 12:31:39,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:39,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:40,282 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-07-06 12:31:40,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3db131c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:40, skipping insertion in model container [2021-07-06 12:31:40,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:40,283 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:40,285 INFO L168 Benchmark]: Toolchain (without parser) took 861.61 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.5 MB in the beginning and 37.8 MB in the end (delta: -11.3 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:40,286 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.5 MB in the end (delta: 63.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:40,287 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.86 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.3 MB in the beginning and 37.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:40,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 54.5 MB. Free memory was 35.6 MB in the beginning and 35.5 MB in the end (delta: 63.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 857.86 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.3 MB in the beginning and 37.8 MB in the end (delta: -11.5 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:41,946 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:41,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:41,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:41,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:41,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:41,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:41,995 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:41,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:41,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:41,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:41,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:41,999 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:42,001 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:42,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:42,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:42,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:42,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:42,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:42,020 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:42,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:42,023 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:42,024 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:42,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:42,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:42,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:42,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:42,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:42,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:42,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:42,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:42,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:42,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:42,036 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:42,037 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:42,037 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:42,038 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:42,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:42,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:42,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:42,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:42,045 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-07-06 12:31:42,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:42,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:42,081 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:42,082 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:42,082 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:42,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:42,082 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:42,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:42,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:42,083 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:42,084 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:42,084 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:42,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:42,084 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:42,085 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-06 12:31:42,085 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-06 12:31:42,085 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:42,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:42,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:42,086 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:42,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:42,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:42,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:42,086 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-06 12:31:42,087 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-06 12:31:42,087 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:42,087 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-06 12:31:42,087 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2021-07-06 12:31:42,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:42,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:42,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:42,441 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:42,442 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:42,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-07-06 12:31:42,510 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8724eb143/228e276e46be484b87a6821aa3608810/FLAG6b0e9042a [2021-07-06 12:31:43,160 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:43,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2021-07-06 12:31:43,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8724eb143/228e276e46be484b87a6821aa3608810/FLAG6b0e9042a [2021-07-06 12:31:43,510 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8724eb143/228e276e46be484b87a6821aa3608810 [2021-07-06 12:31:43,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:43,516 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:43,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:43,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:43,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:43,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:43" (1/1) ... [2021-07-06 12:31:43,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db876c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:43, skipping insertion in model container [2021-07-06 12:31:43,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:43" (1/1) ... [2021-07-06 12:31:43,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:43,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:44,280 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-07-06 12:31:44,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f06ea69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:44, skipping insertion in model container [2021-07-06 12:31:44,282 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:44,282 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:44,284 INFO L168 Benchmark]: Toolchain (without parser) took 767.30 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 25.9 MB in the beginning and 45.8 MB in the end (delta: -20.0 MB). Peak memory consumption was 3.4 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:44,285 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 54.5 MB. Free memory is still 34.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:44,286 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.55 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 37.7 MB in the beginning and 45.8 MB in the end (delta: -8.1 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:44,287 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 54.5 MB. Free memory is still 34.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 741.55 ms. Allocated memory was 54.5 MB in the beginning and 75.5 MB in the end (delta: 21.0 MB). Free memory was 37.7 MB in the beginning and 45.8 MB in the end (delta: -8.1 MB). Peak memory consumption was 13.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...