./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/whoami-incomplete-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 75ee1720169f0dd0bfbafea99ba2d705144d5517 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/whoami-incomplete-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 75ee1720169f0dd0bfbafea99ba2d705144d5517 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:29:49,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:49,299 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:49,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:49,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:49,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:49,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:49,354 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:49,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:49,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:49,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:49,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:49,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:49,378 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:49,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:49,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:49,389 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:49,391 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:49,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:49,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:49,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:49,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:49,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:49,424 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:49,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:49,432 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:49,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:49,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:49,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:49,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:49,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:49,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:49,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:49,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:49,452 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:49,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:49,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:49,455 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:49,458 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:49,459 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:49,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:49,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-26 00:29:49,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:49,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:49,523 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:49,527 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:49,528 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:49,528 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:49,530 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:49,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:49,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:49,533 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:49,533 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:49,535 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:49,535 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:49,535 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:49,536 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:49,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:49,538 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:49,540 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:49,540 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:49,540 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:49,541 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:49,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:49,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:29:49,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:29:49,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 75ee1720169f0dd0bfbafea99ba2d705144d5517 [2019-11-26 00:29:50,088 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:50,119 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:50,129 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:50,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:50,133 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:50,134 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-11-26 00:29:50,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d061e01/a5bf4e5196504e6db730fe021a078660/FLAGc51bac778 [2019-11-26 00:29:51,825 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:51,827 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-11-26 00:29:51,892 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d061e01/a5bf4e5196504e6db730fe021a078660/FLAGc51bac778 [2019-11-26 00:29:51,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d061e01/a5bf4e5196504e6db730fe021a078660 [2019-11-26 00:29:51,939 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:51,945 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:51,950 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:51,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:51,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:51,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:51" (1/1) ... [2019-11-26 00:29:51,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c732c56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:51, skipping insertion in model container [2019-11-26 00:29:51,971 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:51" (1/1) ... [2019-11-26 00:29:51,991 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:52,157 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:29:54,647 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 [2019-11-26 00:29:54,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ef9b9cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:54, skipping insertion in model container [2019-11-26 00:29:54,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:54,649 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:29:54,658 INFO L168 Benchmark]: Toolchain (without parser) took 2709.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 983.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:54,659 INFO L168 Benchmark]: CDTParser took 3.10 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:29:54,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2699.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 983.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-26 00:29:54,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.10 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2699.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 983.0 MB in the end (delta: -27.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2425]: 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 0.1.24-65d6cd2 [2019-11-26 00:29:57,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:29:57,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:29:57,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:29:57,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:29:57,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:29:57,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:29:57,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:29:57,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:29:57,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:29:57,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:29:57,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:29:57,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:29:57,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:29:57,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:29:57,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:29:57,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:29:57,570 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:29:57,573 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:29:57,577 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:29:57,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:29:57,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:29:57,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:29:57,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:29:57,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:29:57,595 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:29:57,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:29:57,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:29:57,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:29:57,599 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:29:57,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:29:57,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:29:57,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:29:57,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:29:57,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:29:57,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:29:57,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:29:57,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:29:57,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:29:57,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:29:57,610 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:29:57,613 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-26 00:29:57,636 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:29:57,639 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:29:57,640 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:29:57,641 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:29:57,641 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:29:57,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:29:57,642 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:29:57,642 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:29:57,644 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:29:57,644 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:29:57,645 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:29:57,645 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:29:57,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:29:57,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:29:57,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:29:57,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:29:57,646 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:29:57,646 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:29:57,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:29:57,649 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:29:57,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:29:57,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:29:57,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:29:57,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:29:57,650 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:29:57,650 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:29:57,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:29:57,650 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 -> 75ee1720169f0dd0bfbafea99ba2d705144d5517 [2019-11-26 00:29:58,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:29:58,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:29:58,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:29:58,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:29:58,064 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:29:58,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-11-26 00:29:58,158 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411daddde/cda2ada29f524c52b5d50be6cc21d97b/FLAGc135c6aa6 [2019-11-26 00:29:59,041 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:29:59,043 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-11-26 00:29:59,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411daddde/cda2ada29f524c52b5d50be6cc21d97b/FLAGc135c6aa6 [2019-11-26 00:29:59,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411daddde/cda2ada29f524c52b5d50be6cc21d97b [2019-11-26 00:29:59,605 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:29:59,606 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:29:59,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:29:59,613 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:29:59,618 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:29:59,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:59" (1/1) ... [2019-11-26 00:29:59,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112358cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:59, skipping insertion in model container [2019-11-26 00:29:59,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:59" (1/1) ... [2019-11-26 00:29:59,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:29:59,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:30:01,266 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 [2019-11-26 00:30:01,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a386209 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:30:01, skipping insertion in model container [2019-11-26 00:30:01,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:30:01,268 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-26 00:30:01,274 INFO L168 Benchmark]: Toolchain (without parser) took 1663.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 978.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:30:01,275 INFO L168 Benchmark]: CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:30:01,276 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1655.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 978.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:30:01,280 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1655.67 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 978.7 MB in the end (delta: -22.7 MB). Peak memory consumption was 27.5 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2425]: 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...