./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f4b24e32 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/mkfifo-incomplete-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 12:50:08,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:50:08,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:50:08,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:50:08,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:50:08,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:50:08,541 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:50:08,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:50:08,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:50:08,553 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:50:08,554 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:50:08,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:50:08,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:50:08,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:50:08,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:50:08,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:50:08,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:50:08,565 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:50:08,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:50:08,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:50:08,574 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:50:08,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:50:08,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:50:08,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:50:08,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:50:08,584 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:50:08,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:50:08,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:50:08,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:50:08,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:50:08,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:50:08,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:50:08,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:50:08,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:50:08,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:50:08,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:50:08,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:50:08,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:50:08,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:50:08,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:50:08,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:50:08,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:50:08,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-14 12:50:08,626 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:50:08,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:50:08,627 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:50:08,627 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:50:08,628 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:50:08,628 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:50:08,629 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:50:08,629 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:50:08,629 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:50:08,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:50:08,630 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:50:08,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:50:08,631 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:50:08,631 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:50:08,631 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:50:08,631 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:50:08,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:50:08,632 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:50:08,632 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:50:08,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:50:08,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:50:08,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:50:08,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:50:08,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:50:08,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:50:08,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 12:50:08,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 12:50:08,633 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-07-14 12:50:08,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:50:08,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:50:08,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:50:08,945 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:50:08,946 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:50:08,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-14 12:50:09,012 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e22b313/2f5366b927d64fba89bfb9d9cd587d18/FLAG7826630ce [2022-07-14 12:50:09,533 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:50:09,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-14 12:50:09,557 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e22b313/2f5366b927d64fba89bfb9d9cd587d18/FLAG7826630ce [2022-07-14 12:50:09,799 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4e22b313/2f5366b927d64fba89bfb9d9cd587d18 [2022-07-14 12:50:09,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:50:09,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:50:09,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:50:09,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:50:09,809 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:50:09,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:09" (1/1) ... [2022-07-14 12:50:09,811 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d5f6e48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:50:09, skipping insertion in model container [2022-07-14 12:50:09,811 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:09" (1/1) ... [2022-07-14 12:50:09,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:50:09,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:50:10,556 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-14 12:50:10,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32474e43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:50:10, skipping insertion in model container [2022-07-14 12:50:10,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 12:50:10,558 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 12:50:10,560 INFO L158 Benchmark]: Toolchain (without parser) took 756.12ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 49.3MB in the beginning and 84.0MB in the end (delta: -34.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-07-14 12:50:10,562 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:50:10,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.20ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 49.1MB in the beginning and 84.1MB in the end (delta: -35.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-07-14 12:50:10,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory is still 70.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.20ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 49.1MB in the beginning and 84.1MB in the end (delta: -35.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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/mkfifo-incomplete-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 12:50:12,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 12:50:12,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 12:50:12,441 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 12:50:12,441 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 12:50:12,442 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 12:50:12,444 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 12:50:12,445 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 12:50:12,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 12:50:12,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 12:50:12,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 12:50:12,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 12:50:12,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 12:50:12,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 12:50:12,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 12:50:12,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 12:50:12,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 12:50:12,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 12:50:12,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 12:50:12,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 12:50:12,475 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 12:50:12,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 12:50:12,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 12:50:12,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 12:50:12,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 12:50:12,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 12:50:12,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 12:50:12,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 12:50:12,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 12:50:12,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 12:50:12,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 12:50:12,493 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 12:50:12,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 12:50:12,495 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 12:50:12,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 12:50:12,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 12:50:12,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 12:50:12,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 12:50:12,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 12:50:12,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 12:50:12,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 12:50:12,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 12:50:12,505 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-14 12:50:12,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 12:50:12,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 12:50:12,539 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 12:50:12,539 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 12:50:12,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 12:50:12,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 12:50:12,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 12:50:12,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 12:50:12,542 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 12:50:12,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 12:50:12,543 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-14 12:50:12,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 12:50:12,543 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 12:50:12,543 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-14 12:50:12,543 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-14 12:50:12,544 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-14 12:50:12,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 12:50:12,544 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 12:50:12,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 12:50:12,545 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 12:50:12,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 12:50:12,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 12:50:12,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 12:50:12,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 12:50:12,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 12:50:12,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 12:50:12,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 12:50:12,546 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 12:50:12,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 12:50:12,547 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 12:50:12,547 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2022-07-14 12:50:12,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 12:50:12,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 12:50:12,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 12:50:12,871 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 12:50:12,871 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 12:50:12,873 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-14 12:50:12,932 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0d4c5d2/d7b5469e3ac04fd9b86695e1d900b7c2/FLAGa00dd95a4 [2022-07-14 12:50:13,627 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 12:50:13,627 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2022-07-14 12:50:13,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0d4c5d2/d7b5469e3ac04fd9b86695e1d900b7c2/FLAGa00dd95a4 [2022-07-14 12:50:13,913 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b0d4c5d2/d7b5469e3ac04fd9b86695e1d900b7c2 [2022-07-14 12:50:13,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 12:50:13,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 12:50:13,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 12:50:13,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 12:50:13,924 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 12:50:13,924 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:13" (1/1) ... [2022-07-14 12:50:13,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eff957b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:50:13, skipping insertion in model container [2022-07-14 12:50:13,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 12:50:13" (1/1) ... [2022-07-14 12:50:13,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 12:50:13,996 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 12:50:14,613 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-07-14 12:50:14,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1052a2d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 12:50:14, skipping insertion in model container [2022-07-14 12:50:14,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 12:50:14,615 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-14 12:50:14,617 INFO L158 Benchmark]: Toolchain (without parser) took 698.25ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 29.1MB in the beginning and 32.6MB in the end (delta: -3.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2022-07-14 12:50:14,618 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 12:50:14,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 695.01ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 29.0MB in the beginning and 32.6MB in the end (delta: -3.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2022-07-14 12:50:14,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 29.9MB in the beginning and 29.9MB in the end (delta: 31.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 695.01ms. Allocated memory was 48.2MB in the beginning and 58.7MB in the end (delta: 10.5MB). Free memory was 29.0MB in the beginning and 32.6MB in the end (delta: -3.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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