./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer --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 79fa1dd2429b579130ba2962571ac2d8152c8e35 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer --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 79fa1dd2429b579130ba2962571ac2d8152c8e35 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:04:30,545 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:04:30,548 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:04:30,603 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:04:30,604 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:04:30,613 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:04:30,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:04:30,623 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:04:30,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:04:30,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:04:30,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:04:30,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:04:30,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:04:30,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:04:30,654 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:04:30,656 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:04:30,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:04:30,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:04:30,662 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:04:30,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:04:30,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:04:30,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:04:30,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:04:30,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:04:30,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:04:30,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:04:30,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:04:30,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:04:30,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:04:30,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:04:30,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:04:30,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:04:30,685 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:04:30,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:04:30,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:04:30,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:04:30,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:04:30,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:04:30,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:04:30,693 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:04:30,694 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:04:30,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:04:30,726 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:04:30,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:04:30,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:04:30,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:04:30,729 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:04:30,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:04:30,730 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:04:30,730 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:04:30,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:04:30,731 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:04:30,731 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:04:30,731 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:04:30,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:04:30,732 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:04:30,732 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:04:30,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:04:30,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:04:30,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:04:30,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:04:30,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:04:30,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:04:30,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:04:30,735 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:04:30,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:04:30,735 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:04:30,736 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:/tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-11-28 03:04:31,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:04:31,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:04:31,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:04:31,069 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:04:31,072 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:04:31,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-28 03:04:31,187 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/025a5a8a8/4b86111bf6904c458910c49e4ab1ca58/FLAG6437edf95 [2020-11-28 03:04:32,184 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:04:32,188 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-28 03:04:32,237 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/025a5a8a8/4b86111bf6904c458910c49e4ab1ca58/FLAG6437edf95 [2020-11-28 03:04:32,631 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/025a5a8a8/4b86111bf6904c458910c49e4ab1ca58 [2020-11-28 03:04:32,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:04:32,640 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:04:32,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:04:32,642 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:04:32,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:04:32,647 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:04:32" (1/1) ... [2020-11-28 03:04:32,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a333f0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:04:32, skipping insertion in model container [2020-11-28 03:04:32,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:04:32" (1/1) ... [2020-11-28 03:04:32,660 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:04:32,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:04:34,575 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:04:34,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b6d356f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:04:34, skipping insertion in model container [2020-11-28 03:04:34,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:04:34,577 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:04:34,582 INFO L168 Benchmark]: Toolchain (without parser) took 1938.27 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.2 MB in the beginning and 64.1 MB in the end (delta: -20.8 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:34,584 INFO L168 Benchmark]: CDTParser took 0.76 ms. Allocated memory is still 81.8 MB. Free memory was 40.6 MB in the beginning and 40.6 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:04:34,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1935.02 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.0 MB in the beginning and 64.1 MB in the end (delta: -21.1 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:34,590 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 ms. Allocated memory is still 81.8 MB. Free memory was 40.6 MB in the beginning and 40.6 MB in the end (delta: 37.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1935.02 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 43.0 MB in the beginning and 64.1 MB in the end (delta: -21.1 MB). Peak memory consumption was 5.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:04:37,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:04:37,472 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:04:37,534 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:04:37,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:04:37,541 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:04:37,545 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:04:37,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:04:37,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:04:37,563 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:04:37,565 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:04:37,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:04:37,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:04:37,585 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:04:37,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:04:37,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:04:37,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:04:37,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:04:37,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:04:37,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:04:37,607 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:04:37,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:04:37,617 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:04:37,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:04:37,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:04:37,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:04:37,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:04:37,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:04:37,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:04:37,635 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:04:37,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:04:37,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:04:37,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:04:37,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:04:37,646 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:04:37,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:04:37,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:04:37,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:04:37,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:04:37,652 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:04:37,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:04:37,653 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:04:37,720 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:04:37,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:04:37,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:04:37,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:04:37,724 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:04:37,724 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:04:37,725 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:04:37,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:04:37,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:04:37,725 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:04:37,727 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:04:37,727 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:04:37,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:04:37,727 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:04:37,728 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:04:37,728 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:04:37,728 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:04:37,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:04:37,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:04:37,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:04:37,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:04:37,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:04:37,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:04:37,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:04:37,730 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:04:37,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:04:37,731 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:04:37,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:04:37,731 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:/tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-11-28 03:04:38,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:04:38,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:04:38,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:04:38,277 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:04:38,280 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:04:38,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-28 03:04:38,392 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/d001bce11/e1df77b3cacd43629fba1c774aa30731/FLAG6d1aeeacf [2020-11-28 03:04:39,543 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:04:39,544 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-11-28 03:04:39,578 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/d001bce11/e1df77b3cacd43629fba1c774aa30731/FLAG6d1aeeacf [2020-11-28 03:04:39,949 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e0ccb164-023d-4766-81ca-f6567ccf2b5e/bin/uautomizer/data/d001bce11/e1df77b3cacd43629fba1c774aa30731 [2020-11-28 03:04:39,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:04:39,954 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:04:39,956 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:04:39,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:04:39,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:04:39,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:04:39" (1/1) ... [2020-11-28 03:04:39,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b96efd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:04:39, skipping insertion in model container [2020-11-28 03:04:39,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:04:39" (1/1) ... [2020-11-28 03:04:39,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:04:40,111 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:04:41,800 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:04:41,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@714c2469 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:04:41, skipping insertion in model container [2020-11-28 03:04:41,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:04:41,802 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:04:41,805 INFO L168 Benchmark]: Toolchain (without parser) took 1849.15 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 27.5 MB in the beginning and 41.2 MB in the end (delta: -13.8 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:41,806 INFO L168 Benchmark]: CDTParser took 0.70 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.4 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:04:41,808 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1846.11 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 27.1 MB in the beginning and 41.2 MB in the end (delta: -14.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:04:41,810 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70 ms. Allocated memory is still 54.5 MB. Free memory was 36.5 MB in the beginning and 36.4 MB in the end (delta: 75.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1846.11 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 27.1 MB in the beginning and 41.2 MB in the end (delta: -14.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...