./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-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_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/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 606480d129d868b852bab618a318de1507e1593a .............................................................................................................................. 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_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/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 606480d129d868b852bab618a318de1507e1593a ................................................................................................................................. 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 03:09:05,435 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:09:05,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:09:05,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:09:05,519 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:09:05,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:09:05,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:09:05,526 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:09:05,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:09:05,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:09:05,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:09:05,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:09:05,535 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:09:05,536 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:09:05,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:09:05,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:09:05,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:09:05,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:09:05,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:09:05,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:09:05,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:09:05,566 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:09:05,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:09:05,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:09:05,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:09:05,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:09:05,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:09:05,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:09:05,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:09:05,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:09:05,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:09:05,582 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:09:05,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:09:05,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:09:05,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:09:05,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:09:05,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:09:05,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:09:05,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:09:05,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:09:05,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:09:05,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:09:05,617 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:09:05,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:09:05,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:09:05,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:09:05,619 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:09:05,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:09:05,619 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:09:05,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:09:05,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:09:05,620 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:09:05,620 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:09:05,620 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:09:05,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:09:05,621 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:09:05,621 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:09:05,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:09:05,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:09:05,622 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:09:05,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:09:05,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:09:05,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:09:05,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:09:05,622 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:09:05,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:09:05,623 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:09:05,623 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_bff2e4b1-8701-4225-a8ac-4b9d2e861026/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2020-11-28 03:09:05,941 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:09:05,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:09:05,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:09:05,988 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:09:05,989 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:09:05,990 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-11-28 03:09:06,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/1b4678efb/caca9e539aca431fb3dc7b7872b5ddd6/FLAG10ae23ea9 [2020-11-28 03:09:06,737 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:09:06,737 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-11-28 03:09:06,788 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/1b4678efb/caca9e539aca431fb3dc7b7872b5ddd6/FLAG10ae23ea9 [2020-11-28 03:09:06,914 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/1b4678efb/caca9e539aca431fb3dc7b7872b5ddd6 [2020-11-28 03:09:06,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:09:06,918 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:09:06,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:06,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:09:06,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:09:06,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:06" (1/1) ... [2020-11-28 03:09:06,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51085cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:06, skipping insertion in model container [2020-11-28 03:09:06,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:06" (1/1) ... [2020-11-28 03:09:06,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:09:07,021 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:09:08,209 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-11-28 03:09:08,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65c42121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:08, skipping insertion in model container [2020-11-28 03:09:08,217 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:08,218 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:09:08,220 INFO L168 Benchmark]: Toolchain (without parser) took 1300.88 ms. Allocated memory is still 96.5 MB. Free memory was 61.4 MB in the beginning and 64.1 MB in the end (delta: -2.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:08,222 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 96.5 MB. Free memory was 53.0 MB in the beginning and 53.0 MB in the end (delta: 40.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:08,223 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1298.37 ms. Allocated memory is still 96.5 MB. Free memory was 61.4 MB in the beginning and 64.1 MB in the end (delta: -2.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:08,226 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 96.5 MB. Free memory was 53.0 MB in the beginning and 53.0 MB in the end (delta: 40.7 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1298.37 ms. Allocated memory is still 96.5 MB. Free memory was 61.4 MB in the beginning and 64.1 MB in the end (delta: -2.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:09:10,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:09:10,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:09:10,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:09:10,381 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:09:10,382 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:09:10,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:09:10,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:09:10,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:09:10,390 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:09:10,391 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:09:10,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:09:10,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:09:10,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:09:10,396 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:09:10,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:09:10,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:09:10,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:09:10,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:09:10,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:09:10,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:09:10,408 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:09:10,409 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:09:10,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:09:10,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:09:10,414 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:09:10,415 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:09:10,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:09:10,417 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:09:10,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:09:10,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:09:10,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:09:10,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:09:10,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:09:10,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:09:10,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:09:10,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:09:10,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:09:10,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:09:10,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:09:10,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:09:10,441 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:09:10,487 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:09:10,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:09:10,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:09:10,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:09:10,492 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:09:10,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:09:10,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:09:10,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:09:10,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:09:10,493 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:09:10,494 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:09:10,495 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:09:10,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:09:10,495 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:09:10,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:09:10,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:09:10,496 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:09:10,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:09:10,496 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:09:10,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:09:10,497 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:09:10,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:09:10,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:09:10,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:09:10,498 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:09:10,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:09:10,498 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:09:10,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:09:10,499 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_bff2e4b1-8701-4225-a8ac-4b9d2e861026/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 606480d129d868b852bab618a318de1507e1593a [2020-11-28 03:09:10,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:09:10,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:09:10,931 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:09:10,932 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:09:10,933 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:09:10,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-11-28 03:09:11,006 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/7d424c4b3/3fb72fd0969142db98913b9066b1fba7/FLAGad6fe49de [2020-11-28 03:09:11,764 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:09:11,764 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-2.i [2020-11-28 03:09:11,797 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/7d424c4b3/3fb72fd0969142db98913b9066b1fba7/FLAGad6fe49de [2020-11-28 03:09:11,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bff2e4b1-8701-4225-a8ac-4b9d2e861026/bin/uautomizer/data/7d424c4b3/3fb72fd0969142db98913b9066b1fba7 [2020-11-28 03:09:11,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:09:11,865 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:09:11,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:11,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:09:11,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:09:11,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:11" (1/1) ... [2020-11-28 03:09:11,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@86f8ee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:11, skipping insertion in model container [2020-11-28 03:09:11,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:09:11" (1/1) ... [2020-11-28 03:09:11,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:09:11,966 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:09:13,059 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2020-11-28 03:09:13,060 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7306d712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:09:13, skipping insertion in model container [2020-11-28 03:09:13,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:09:13,065 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:09:13,067 INFO L168 Benchmark]: Toolchain (without parser) took 1200.92 ms. Allocated memory is still 73.4 MB. Free memory was 51.4 MB in the beginning and 46.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:13,068 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.4 MB in the end (delta: 32.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:09:13,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1196.69 ms. Allocated memory is still 73.4 MB. Free memory was 51.3 MB in the beginning and 46.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2020-11-28 03:09:13,070 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 54.4 MB in the end (delta: 32.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1196.69 ms. Allocated memory is still 73.4 MB. Free memory was 51.3 MB in the beginning and 46.9 MB in the end (delta: 4.3 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...