./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version ae007674 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/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 08:27:54,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 08:27:54,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 08:27:54,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 08:27:54,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 08:27:54,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 08:27:54,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 08:27:54,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 08:27:54,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 08:27:54,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 08:27:54,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 08:27:54,369 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 08:27:54,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 08:27:54,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 08:27:54,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 08:27:54,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 08:27:54,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 08:27:54,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 08:27:54,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 08:27:54,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 08:27:54,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 08:27:54,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 08:27:54,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 08:27:54,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 08:27:54,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 08:27:54,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 08:27:54,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 08:27:54,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 08:27:54,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 08:27:54,393 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 08:27:54,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 08:27:54,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 08:27:54,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 08:27:54,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 08:27:54,396 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 08:27:54,396 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 08:27:54,397 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 08:27:54,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 08:27:54,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 08:27:54,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 08:27:54,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 08:27:54,399 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-28 08:27:54,426 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 08:27:54,426 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 08:27:54,427 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 08:27:54,427 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 08:27:54,428 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 08:27:54,428 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 08:27:54,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 08:27:54,429 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 08:27:54,429 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 08:27:54,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 08:27:54,430 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 08:27:54,430 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 08:27:54,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 08:27:54,431 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 08:27:54,431 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 08:27:54,431 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-28 08:27:54,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 08:27:54,431 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 08:27:54,431 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 08:27:54,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 08:27:54,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 08:27:54,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 08:27:54,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 08:27:54,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 08:27:54,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 08:27:54,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 08:27:54,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 08:27:54,433 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-28 08:27:54,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 08:27:54,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 08:27:54,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 08:27:54,733 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 08:27:54,734 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 08:27:54,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-28 08:27:54,780 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb456d33/55c508255c3f4f1a958f392ab92dd6aa/FLAG692ddd460 [2021-12-28 08:27:55,264 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 08:27:55,265 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-28 08:27:55,287 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb456d33/55c508255c3f4f1a958f392ab92dd6aa/FLAG692ddd460 [2021-12-28 08:27:55,534 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cb456d33/55c508255c3f4f1a958f392ab92dd6aa [2021-12-28 08:27:55,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 08:27:55,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 08:27:55,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 08:27:55,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 08:27:55,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 08:27:55,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:27:55" (1/1) ... [2021-12-28 08:27:55,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eb51830 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:27:55, skipping insertion in model container [2021-12-28 08:27:55,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:27:55" (1/1) ... [2021-12-28 08:27:55,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 08:27:55,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 08:27:56,285 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-28 08:27:56,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b781cce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:27:56, skipping insertion in model container [2021-12-28 08:27:56,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 08:27:56,286 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 08:27:56,288 INFO L158 Benchmark]: Toolchain (without parser) took 748.94ms. Allocated memory is still 62.9MB. Free memory was 32.8MB in the beginning and 29.7MB in the end (delta: 3.1MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-12-28 08:27:56,289 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 46.1MB. Free memory was 28.1MB in the beginning and 28.1MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 08:27:56,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 745.94ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 29.7MB in the end (delta: 2.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2021-12-28 08:27:56,291 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 46.1MB. Free memory was 28.1MB in the beginning and 28.1MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 745.94ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 29.7MB in the end (delta: 2.9MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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/expand-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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 08:27:58,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 08:27:58,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 08:27:58,060 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 08:27:58,060 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 08:27:58,061 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 08:27:58,062 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 08:27:58,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 08:27:58,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 08:27:58,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 08:27:58,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 08:27:58,066 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 08:27:58,067 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 08:27:58,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 08:27:58,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 08:27:58,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 08:27:58,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 08:27:58,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 08:27:58,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 08:27:58,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 08:27:58,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 08:27:58,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 08:27:58,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 08:27:58,076 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 08:27:58,078 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 08:27:58,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 08:27:58,079 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 08:27:58,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 08:27:58,080 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 08:27:58,080 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 08:27:58,081 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 08:27:58,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 08:27:58,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 08:27:58,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 08:27:58,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 08:27:58,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 08:27:58,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 08:27:58,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 08:27:58,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 08:27:58,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 08:27:58,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 08:27:58,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-28 08:27:58,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 08:27:58,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 08:27:58,102 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 08:27:58,102 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 08:27:58,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 08:27:58,102 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 08:27:58,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 08:27:58,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 08:27:58,103 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 08:27:58,103 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 08:27:58,103 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-28 08:27:58,103 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 08:27:58,104 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 08:27:58,104 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-28 08:27:58,104 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-28 08:27:58,104 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-28 08:27:58,104 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 08:27:58,104 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-28 08:27:58,104 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-28 08:27:58,105 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-28 08:27:58,105 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 08:27:58,105 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 08:27:58,105 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 08:27:58,105 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 08:27:58,105 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 08:27:58,105 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 08:27:58,106 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 08:27:58,106 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-28 08:27:58,106 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-28 08:27:58,106 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-28 08:27:58,106 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-28 08:27:58,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 08:27:58,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 08:27:58,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 08:27:58,385 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 08:27:58,387 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 08:27:58,388 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-28 08:27:58,439 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c637862/1588abd545664df1aab9741ac3f02a0c/FLAG863f059d4 [2021-12-28 08:27:58,989 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 08:27:58,989 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-28 08:27:59,017 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c637862/1588abd545664df1aab9741ac3f02a0c/FLAG863f059d4 [2021-12-28 08:27:59,223 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/61c637862/1588abd545664df1aab9741ac3f02a0c [2021-12-28 08:27:59,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 08:27:59,234 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 08:27:59,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 08:27:59,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 08:27:59,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 08:27:59,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:27:59" (1/1) ... [2021-12-28 08:27:59,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4906a9fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:27:59, skipping insertion in model container [2021-12-28 08:27:59,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 08:27:59" (1/1) ... [2021-12-28 08:27:59,261 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 08:27:59,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 08:28:00,245 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-28 08:28:00,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76d9f08c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 08:28:00, skipping insertion in model container [2021-12-28 08:28:00,245 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 08:28:00,246 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-28 08:28:00,247 INFO L158 Benchmark]: Toolchain (without parser) took 1012.51ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.7MB in the beginning and 49.4MB in the end (delta: -8.7MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-12-28 08:28:00,247 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 08:28:00,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1007.40ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.4MB in the beginning and 49.4MB in the end (delta: -9.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-12-28 08:28:00,249 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 65.0MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1007.40ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 40.4MB in the beginning and 49.4MB in the end (delta: -9.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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