./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:47:04,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:47:04,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:47:04,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:47:04,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:47:04,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:47:04,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:47:04,740 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:47:04,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:47:04,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:47:04,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:47:04,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:47:04,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:47:04,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:47:04,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:47:04,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:47:04,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:47:04,749 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:47:04,751 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:47:04,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:47:04,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:47:04,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:47:04,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:47:04,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:47:04,760 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:47:04,760 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:47:04,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:47:04,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:47:04,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:47:04,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:47:04,763 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:47:04,764 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:47:04,764 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:47:04,765 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:47:04,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:47:04,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:47:04,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:47:04,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:47:04,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:47:04,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:47:04,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:47:04,768 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-07 01:47:04,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:47:04,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:47:04,786 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:47:04,786 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:47:04,786 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:47:04,787 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:47:04,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:47:04,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:47:04,787 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:47:04,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:47:04,788 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-07 01:47:04,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:47:04,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:47:04,789 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:47:04,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:47:04,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:47:04,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:47:04,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:47:04,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:47:04,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:47:04,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:47:04,790 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_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-12-07 01:47:04,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:47:05,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:47:05,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:47:05,015 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:47:05,016 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:47:05,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-07 01:47:05,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/08d1f3b6f/e5dc45cd6e4b41ac9576a1a287b88dea/FLAG40e2a568a [2021-12-07 01:47:05,624 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:47:05,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-07 01:47:05,649 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/08d1f3b6f/e5dc45cd6e4b41ac9576a1a287b88dea/FLAG40e2a568a [2021-12-07 01:47:06,060 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/08d1f3b6f/e5dc45cd6e4b41ac9576a1a287b88dea [2021-12-07 01:47:06,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:47:06,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:47:06,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:47:06,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:47:06,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:47:06,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:47:06" (1/1) ... [2021-12-07 01:47:06,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66c539e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:47:06, skipping insertion in model container [2021-12-07 01:47:06,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:47:06" (1/1) ... [2021-12-07 01:47:06,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:47:06,130 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:47:07,011 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-12-07 01:47:07,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@601e5724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:47:07, skipping insertion in model container [2021-12-07 01:47:07,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:47:07,012 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-07 01:47:07,014 INFO L158 Benchmark]: Toolchain (without parser) took 947.29ms. Allocated memory is still 96.5MB. Free memory was 56.9MB in the beginning and 54.2MB in the end (delta: 2.7MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-12-07 01:47:07,014 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:47:07,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 944.39ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 54.2MB in the end (delta: 2.4MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-12-07 01:47:07,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 51.5MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 944.39ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 54.2MB in the end (delta: 2.4MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/rm-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa --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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:47:08,386 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:47:08,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:47:08,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:47:08,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:47:08,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:47:08,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:47:08,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:47:08,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:47:08,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:47:08,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:47:08,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:47:08,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:47:08,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:47:08,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:47:08,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:47:08,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:47:08,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:47:08,437 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:47:08,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:47:08,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:47:08,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:47:08,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:47:08,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:47:08,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:47:08,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:47:08,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:47:08,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:47:08,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:47:08,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:47:08,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:47:08,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:47:08,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:47:08,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:47:08,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:47:08,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:47:08,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:47:08,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:47:08,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:47:08,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:47:08,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:47:08,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-07 01:47:08,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:47:08,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:47:08,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:47:08,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:47:08,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:47:08,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:47:08,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:47:08,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:47:08,492 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:47:08,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:47:08,492 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-07 01:47:08,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:47:08,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:47:08,493 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-07 01:47:08,493 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-07 01:47:08,493 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-07 01:47:08,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:47:08,494 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-07 01:47:08,494 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-07 01:47:08,494 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-07 01:47:08,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:47:08,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:47:08,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:47:08,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:47:08,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:47:08,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:47:08,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:47:08,496 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-07 01:47:08,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-07 01:47:08,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:47:08,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-07 01:47:08,496 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_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2021-12-07 01:47:08,723 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:47:08,739 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:47:08,742 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:47:08,743 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:47:08,743 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:47:08,744 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-07 01:47:08,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/78cea9c83/f1bb8b9ebd6d4fd681b15b27d4c22f90/FLAG3ceba8f77 [2021-12-07 01:47:09,380 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:47:09,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-12-07 01:47:09,404 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/78cea9c83/f1bb8b9ebd6d4fd681b15b27d4c22f90/FLAG3ceba8f77 [2021-12-07 01:47:09,837 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb610e98-1b4c-4fdf-bd15-fd71f04ede7a/bin/uautomizer-DrprNOufMa/data/78cea9c83/f1bb8b9ebd6d4fd681b15b27d4c22f90 [2021-12-07 01:47:09,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:47:09,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:47:09,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:47:09,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:47:09,850 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:47:09,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:47:09" (1/1) ... [2021-12-07 01:47:09,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fed53bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:47:09, skipping insertion in model container [2021-12-07 01:47:09,852 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:47:09" (1/1) ... [2021-12-07 01:47:09,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:47:09,904 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:47:10,865 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-12-07 01:47:10,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2312523f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:47:10, skipping insertion in model container [2021-12-07 01:47:10,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:47:10,866 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-07 01:47:10,867 INFO L158 Benchmark]: Toolchain (without parser) took 1022.70ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 30.7MB in the end (delta: 12.3MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-12-07 01:47:10,868 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 48.0MB in the beginning and 47.9MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-07 01:47:10,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1020.21ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 31.0MB in the end (delta: 11.8MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-12-07 01:47:10,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 48.0MB in the beginning and 47.9MB in the end (delta: 95.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1020.21ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 31.0MB in the end (delta: 11.8MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN