./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 3a877d22 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/wc-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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:44:25,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:44:25,565 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:44:25,584 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:44:25,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:44:25,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:44:25,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:44:25,588 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:44:25,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:44:25,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:44:25,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:44:25,591 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:44:25,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:44:25,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:44:25,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:44:25,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:44:25,594 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:44:25,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:44:25,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:44:25,597 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:44:25,598 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:44:25,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:44:25,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:44:25,600 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:44:25,602 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:44:25,602 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:44:25,602 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:44:25,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:44:25,603 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:44:25,604 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:44:25,604 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:44:25,605 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:44:25,605 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:44:25,606 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:44:25,607 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:44:25,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:44:25,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:44:25,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:44:25,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:44:25,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:44:25,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:44:25,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-15 16:44:25,624 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:44:25,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:44:25,630 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:44:25,630 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:44:25,631 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:44:25,631 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:44:25,632 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:44:25,632 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:44:25,632 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:44:25,632 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:44:25,633 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:44:25,633 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:44:25,633 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:44:25,633 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:44:25,634 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:44:25,634 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:44:25,634 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:44:25,634 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:44:25,634 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:44:25,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:44:25,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:44:25,635 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:44:25,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:44:25,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:44:25,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:44:25,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 16:44:25,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 16:44:25,636 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:44:25,636 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-12-15 16:44:25,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:44:25,908 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:44:25,910 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:44:25,911 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:44:25,911 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:44:25,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-15 16:44:25,965 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/204392987/55ab251c47f54e5f8a17a2d5933f50d6/FLAG81c7ef895 [2021-12-15 16:44:26,517 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:44:26,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-15 16:44:26,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/204392987/55ab251c47f54e5f8a17a2d5933f50d6/FLAG81c7ef895 [2021-12-15 16:44:27,010 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/204392987/55ab251c47f54e5f8a17a2d5933f50d6 [2021-12-15 16:44:27,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:44:27,013 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:44:27,014 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:27,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:44:27,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:44:27,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:27" (1/1) ... [2021-12-15 16:44:27,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@521125bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:27, skipping insertion in model container [2021-12-15 16:44:27,018 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:27" (1/1) ... [2021-12-15 16:44:27,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:44:27,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:44:27,760 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-15 16:44:27,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a874ef9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:27, skipping insertion in model container [2021-12-15 16:44:27,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:27,761 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:44:27,763 INFO L158 Benchmark]: Toolchain (without parser) took 748.91ms. Allocated memory is still 111.1MB. Free memory was 89.4MB in the beginning and 64.0MB in the end (delta: 25.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 16:44:27,764 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:44:27,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.18ms. Allocated memory is still 111.1MB. Free memory was 89.2MB in the beginning and 64.0MB in the end (delta: 25.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 16:44:27,767 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 77.6MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.18ms. Allocated memory is still 111.1MB. Free memory was 89.2MB in the beginning and 64.0MB in the end (delta: 25.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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/wc-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 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 16:44:29,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 16:44:29,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 16:44:29,479 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 16:44:29,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 16:44:29,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 16:44:29,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 16:44:29,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 16:44:29,491 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 16:44:29,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 16:44:29,496 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 16:44:29,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 16:44:29,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 16:44:29,499 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 16:44:29,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 16:44:29,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 16:44:29,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 16:44:29,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 16:44:29,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 16:44:29,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 16:44:29,513 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 16:44:29,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 16:44:29,517 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 16:44:29,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 16:44:29,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 16:44:29,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 16:44:29,521 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 16:44:29,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 16:44:29,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 16:44:29,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 16:44:29,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 16:44:29,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 16:44:29,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 16:44:29,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 16:44:29,526 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 16:44:29,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 16:44:29,527 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 16:44:29,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 16:44:29,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 16:44:29,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 16:44:29,529 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 16:44:29,530 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-15 16:44:29,558 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 16:44:29,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 16:44:29,559 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 16:44:29,560 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 16:44:29,560 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 16:44:29,560 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 16:44:29,561 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 16:44:29,561 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 16:44:29,562 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 16:44:29,562 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 16:44:29,562 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 16:44:29,563 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 16:44:29,564 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 16:44:29,564 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 16:44:29,564 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 16:44:29,564 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 16:44:29,564 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 16:44:29,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 16:44:29,569 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 16:44:29,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 16:44:29,569 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 16:44:29,569 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 16:44:29,570 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 16:44:29,570 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 16:44:29,570 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ad996875571ec6143f31cc673c133945e460384ea7a17cf9ae6bd0c121592b4 [2021-12-15 16:44:29,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 16:44:29,871 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 16:44:29,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 16:44:29,873 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 16:44:29,874 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 16:44:29,875 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-15 16:44:29,958 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33a3bc555/e9123cb784fd482cb73417888e3f76ba/FLAGf520b55b4 [2021-12-15 16:44:30,625 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 16:44:30,625 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2021-12-15 16:44:30,660 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33a3bc555/e9123cb784fd482cb73417888e3f76ba/FLAGf520b55b4 [2021-12-15 16:44:30,967 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33a3bc555/e9123cb784fd482cb73417888e3f76ba [2021-12-15 16:44:30,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 16:44:30,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 16:44:30,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:30,971 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 16:44:30,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 16:44:30,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:30" (1/1) ... [2021-12-15 16:44:30,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c21cf0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:30, skipping insertion in model container [2021-12-15 16:44:30,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 04:44:30" (1/1) ... [2021-12-15 16:44:30,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 16:44:31,016 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 16:44:31,676 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-15 16:44:31,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4797ab96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 04:44:31, skipping insertion in model container [2021-12-15 16:44:31,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 16:44:31,679 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-15 16:44:31,681 INFO L158 Benchmark]: Toolchain (without parser) took 709.38ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 35.8MB in the beginning and 56.0MB in the end (delta: -20.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-12-15 16:44:31,682 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 16:44:31,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.77ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 35.5MB in the beginning and 56.0MB in the end (delta: -20.4MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2021-12-15 16:44:31,684 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.77ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 35.5MB in the beginning and 56.0MB in the end (delta: -20.4MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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