./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a --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 bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:45:15,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:45:15,625 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:45:15,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:45:15,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:45:15,648 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:45:15,649 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:45:15,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:45:15,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:45:15,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:45:15,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:45:15,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:45:15,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:45:15,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:45:15,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:45:15,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:45:15,662 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:45:15,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:45:15,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:45:15,667 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:45:15,668 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:45:15,671 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:45:15,672 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:45:15,673 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:45:15,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:45:15,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:45:15,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:45:15,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:45:15,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:45:15,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:45:15,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:45:15,689 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:45:15,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:45:15,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:45:15,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:45:15,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:45:15,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:45:15,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:45:15,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:45:15,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:45:15,703 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:45:15,704 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-11-21 16:45:15,746 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:45:15,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:45:15,746 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:45:15,747 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:45:15,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:45:15,748 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:45:15,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:45:15,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:45:15,749 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:45:15,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:45:15,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:45:15,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:45:15,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:45:15,751 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:45:15,751 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:45:15,751 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:45:15,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:45:15,752 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:45:15,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:45:15,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:45:15,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:45:15,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:45:15,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:45:15,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:45:15,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:45:15,753 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 16:45:15,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 16:45:15,754 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_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-21 16:45:16,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:45:16,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:45:16,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:45:16,108 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:45:16,109 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:45:16,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-21 16:45:19,249 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:45:19,724 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:45:19,725 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-21 16:45:19,768 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data/869eb7888/f537c60129ff434b82df6393bd463192/FLAG7474d9ac6 [2022-11-21 16:45:19,788 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data/869eb7888/f537c60129ff434b82df6393bd463192 [2022-11-21 16:45:19,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:45:19,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:45:19,798 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:45:19,798 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:45:19,801 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:45:19,802 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:45:19" (1/1) ... [2022-11-21 16:45:19,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef235f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:19, skipping insertion in model container [2022-11-21 16:45:19,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:45:19" (1/1) ... [2022-11-21 16:45:19,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:45:19,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:45:21,061 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-21 16:45:21,061 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bc93680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:21, skipping insertion in model container [2022-11-21 16:45:21,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:45:21,062 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 16:45:21,064 INFO L158 Benchmark]: Toolchain (without parser) took 1268.70ms. Allocated memory is still 163.6MB. Free memory was 126.2MB in the beginning and 99.6MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-21 16:45:21,064 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 163.6MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:45:21,065 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1264.35ms. Allocated memory is still 163.6MB. Free memory was 126.2MB in the beginning and 99.6MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-21 16:45:21,066 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 163.6MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1264.35ms. Allocated memory is still 163.6MB. Free memory was 126.2MB in the beginning and 99.6MB in the end (delta: 26.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a --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 bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 16:45:23,342 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 16:45:23,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 16:45:23,363 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 16:45:23,364 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 16:45:23,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 16:45:23,366 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 16:45:23,368 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 16:45:23,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 16:45:23,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 16:45:23,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 16:45:23,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 16:45:23,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 16:45:23,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 16:45:23,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 16:45:23,377 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 16:45:23,378 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 16:45:23,379 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 16:45:23,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 16:45:23,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 16:45:23,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 16:45:23,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 16:45:23,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 16:45:23,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 16:45:23,392 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 16:45:23,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 16:45:23,393 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 16:45:23,394 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 16:45:23,395 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 16:45:23,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 16:45:23,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 16:45:23,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 16:45:23,398 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 16:45:23,399 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 16:45:23,400 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 16:45:23,413 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 16:45:23,414 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 16:45:23,414 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 16:45:23,415 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 16:45:23,416 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 16:45:23,417 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 16:45:23,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-11-21 16:45:23,440 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 16:45:23,440 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 16:45:23,441 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 16:45:23,441 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 16:45:23,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 16:45:23,442 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 16:45:23,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 16:45:23,443 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 16:45:23,443 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 16:45:23,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 16:45:23,444 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 16:45:23,444 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 16:45:23,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 16:45:23,445 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-21 16:45:23,445 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-21 16:45:23,445 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-21 16:45:23,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 16:45:23,446 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 16:45:23,446 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 16:45:23,446 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 16:45:23,447 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 16:45:23,447 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 16:45:23,447 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 16:45:23,448 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 16:45:23,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 16:45:23,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 16:45:23,448 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 16:45:23,449 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 16:45:23,449 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 16:45:23,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 16:45:23,450 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_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bcc96ea5a402f6c50c6ada50aa02c055724bf69145719cad5c0602e9f9b5b2e4 [2022-11-21 16:45:23,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 16:45:23,838 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 16:45:23,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 16:45:23,842 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 16:45:23,842 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 16:45:23,844 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-21 16:45:27,254 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 16:45:27,722 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 16:45:27,723 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2022-11-21 16:45:27,773 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data/3983d3805/f2ba5b213cd7418c95a1e9e1aec114e1/FLAG803c23d24 [2022-11-21 16:45:27,791 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f9b07b25-dd4a-4148-828a-fb2a85e640e8/bin/uautomizer-vX5HgA9Q3a/data/3983d3805/f2ba5b213cd7418c95a1e9e1aec114e1 [2022-11-21 16:45:27,794 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 16:45:27,795 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 16:45:27,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 16:45:27,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 16:45:27,805 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 16:45:27,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:45:27" (1/1) ... [2022-11-21 16:45:27,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@209a5eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:27, skipping insertion in model container [2022-11-21 16:45:27,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:45:27" (1/1) ... [2022-11-21 16:45:27,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 16:45:27,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 16:45:28,946 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-11-21 16:45:28,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b4328be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:45:28, skipping insertion in model container [2022-11-21 16:45:28,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 16:45:28,947 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-21 16:45:28,949 INFO L158 Benchmark]: Toolchain (without parser) took 1153.13ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 40.0MB in the end (delta: 7.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-21 16:45:28,950 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 16:45:28,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1146.91ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 40.0MB in the end (delta: 7.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-21 16:45:28,953 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 71.3MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 140.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1146.91ms. Allocated memory is still 71.3MB. Free memory was 47.0MB in the beginning and 40.0MB in the end (delta: 7.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN