./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/usleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8d31f386 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/usleep-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 e74f98059c168bbea3fa809da06c6e55d25d54fc ............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/usleep-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 e74f98059c168bbea3fa809da06c6e55d25d54fc ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:54,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:54,431 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:54,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:54,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:54,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:54,489 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:54,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:54,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:54,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:54,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:54,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:54,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:54,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:54,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:54,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:54,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:54,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:54,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:54,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:54,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:54,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:54,533 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:54,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:54,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:54,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:54,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:54,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:54,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:54,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:54,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:54,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:54,543 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:54,543 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:54,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:54,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:54,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:54,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:54,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:54,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:54,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:54,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-07-06 12:31:54,590 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:54,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:54,592 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:54,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:54,593 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:54,593 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:54,593 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:54,593 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:54,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:54,594 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:54,594 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:54,595 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:54,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:54,595 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:54,595 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:54,595 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:54,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:54,596 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:54,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:54,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:54,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:54,597 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 12:31:54,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 12:31:54,597 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:54,597 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2021-07-06 12:31:54,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:54,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:54,940 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:54,941 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:54,941 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:54,942 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-07-06 12:31:55,018 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31b71d6e3/534688c604ec4cdea4c613aaea4e7129/FLAG5efbf962e [2021-07-06 12:31:55,570 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:55,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-07-06 12:31:55,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31b71d6e3/534688c604ec4cdea4c613aaea4e7129/FLAG5efbf962e [2021-07-06 12:31:55,787 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31b71d6e3/534688c604ec4cdea4c613aaea4e7129 [2021-07-06 12:31:55,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:55,791 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:55,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:55,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:55,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:55,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:55" (1/1) ... [2021-07-06 12:31:55,798 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e6cde86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:55, skipping insertion in model container [2021-07-06 12:31:55,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:55" (1/1) ... [2021-07-06 12:31:55,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:55,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:56,884 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-07-06 12:31:56,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35085d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:56, skipping insertion in model container [2021-07-06 12:31:56,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:56,885 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:56,887 INFO L168 Benchmark]: Toolchain (without parser) took 1094.60 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 43.1 MB in the beginning and 55.2 MB in the end (delta: -12.1 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:56,887 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:56,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1091.84 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 42.9 MB in the beginning and 55.5 MB in the end (delta: -12.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:56,890 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 49.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1091.84 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 42.9 MB in the beginning and 55.5 MB in the end (delta: -12.6 MB). Peak memory consumption was 15.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:58,628 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:58,631 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:58,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:58,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:58,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:58,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:58,687 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:58,689 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:58,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:58,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:58,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:58,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:58,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:58,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:58,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:58,704 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:58,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:58,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:58,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:58,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:58,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:58,716 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:58,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:58,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:58,724 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:58,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:58,725 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:58,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:58,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:58,727 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:58,727 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:58,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:58,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:58,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:58,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:58,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:58,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:58,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:58,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:58,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:58,739 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-07-06 12:31:58,774 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:58,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:58,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:58,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:58,777 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:58,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:58,778 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:58,778 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:58,778 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:58,778 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:58,779 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:58,779 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:58,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:58,780 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:58,780 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-06 12:31:58,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-06 12:31:58,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:58,780 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:58,781 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:58,781 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:58,781 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:58,781 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:58,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:58,782 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-06 12:31:58,782 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-06 12:31:58,782 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:58,782 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-06 12:31:58,782 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e74f98059c168bbea3fa809da06c6e55d25d54fc [2021-07-06 12:31:59,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:59,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:59,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:59,167 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:59,168 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:59,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-07-06 12:31:59,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c02b051e/e044afc186324c819496a88fbb03a389/FLAGee64f3fcc [2021-07-06 12:31:59,882 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:59,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/usleep-2.i [2021-07-06 12:31:59,913 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c02b051e/e044afc186324c819496a88fbb03a389/FLAGee64f3fcc [2021-07-06 12:32:00,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c02b051e/e044afc186324c819496a88fbb03a389 [2021-07-06 12:32:00,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:32:00,088 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:32:00,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:32:00,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:32:00,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:32:00,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:32:00" (1/1) ... [2021-07-06 12:32:00,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65bd49a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:32:00, skipping insertion in model container [2021-07-06 12:32:00,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:32:00" (1/1) ... [2021-07-06 12:32:00,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:32:00,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:32:00,995 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-07-06 12:32:00,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5977072b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:32:00, skipping insertion in model container [2021-07-06 12:32:00,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:32:00,996 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:32:00,998 INFO L168 Benchmark]: Toolchain (without parser) took 909.32 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.3 MB in the beginning and 47.2 MB in the end (delta: -16.8 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:32:00,999 INFO L168 Benchmark]: CDTParser took 0.53 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:32:00,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 905.49 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.2 MB in the beginning and 47.2 MB in the end (delta: -17.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:32:01,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53 ms. Allocated memory is still 56.6 MB. Free memory is still 38.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 905.49 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 30.2 MB in the beginning and 47.2 MB in the end (delta: -17.0 MB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2479]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...