./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8 --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 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea --- 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-2329fc7 [2022-12-13 11:09:30,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:09:30,416 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:09:30,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:09:30,429 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:09:30,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:09:30,430 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:09:30,431 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:09:30,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:09:30,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:09:30,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:09:30,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:09:30,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:09:30,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:09:30,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:09:30,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:09:30,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:09:30,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:09:30,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:09:30,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:09:30,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:09:30,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:09:30,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:09:30,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:09:30,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:09:30,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:09:30,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:09:30,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:09:30,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:09:30,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:09:30,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:09:30,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:09:30,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:09:30,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:09:30,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:09:30,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:09:30,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:09:30,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:09:30,461 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:09:30,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:09:30,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:09:30,463 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-12-13 11:09:30,485 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:09:30,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:09:30,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:09:30,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:09:30,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:09:30,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:09:30,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:09:30,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:09:30,491 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:09:30,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:09:30,492 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:09:30,492 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:09:30,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:09:30,492 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 11:09:30,492 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 11:09:30,493 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 11:09:30,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:09:30,493 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 11:09:30,493 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:09:30,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:09:30,493 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:09:30,494 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:09:30,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:09:30,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:09:30,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:09:30,494 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:09:30,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 11:09:30,494 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:09:30,495 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:09:30,495 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:09:30,495 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:09:30,495 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2022-12-13 11:09:30,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:09:30,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:09:30,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:09:30,678 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:09:30,679 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:09:30,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-12-13 11:09:33,199 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:09:33,522 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:09:33,522 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-12-13 11:09:33,544 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data/8381fb838/11fc235475d9493c8d0940d767bccd9a/FLAG6c7632498 [2022-12-13 11:09:33,557 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data/8381fb838/11fc235475d9493c8d0940d767bccd9a [2022-12-13 11:09:33,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:09:33,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:09:33,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:09:33,562 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:09:33,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:09:33,566 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:33" (1/1) ... [2022-12-13 11:09:33,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7913afcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:33, skipping insertion in model container [2022-12-13 11:09:33,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:33" (1/1) ... [2022-12-13 11:09:33,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:09:33,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:09:34,571 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 11:09:34,572 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 11:09:34,575 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 11:09:34,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11b27b07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:34, skipping insertion in model container [2022-12-13 11:09:34,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:09:34,576 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 11:09:34,577 INFO L158 Benchmark]: Toolchain (without parser) took 1015.83ms. Allocated memory is still 125.8MB. Free memory was 86.5MB in the beginning and 59.5MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-13 11:09:34,578 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:09:34,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1013.76ms. Allocated memory is still 125.8MB. Free memory was 86.5MB in the beginning and 59.5MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-12-13 11:09:34,579 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1013.76ms. Allocated memory is still 125.8MB. Free memory was 86.5MB in the beginning and 59.5MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tee-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8 --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 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea --- 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-2329fc7 [2022-12-13 11:09:35,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:09:35,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:09:35,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:09:35,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:09:35,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:09:35,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:09:35,953 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:09:35,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:09:35,955 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:09:35,956 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:09:35,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:09:35,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:09:35,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:09:35,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:09:35,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:09:35,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:09:35,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:09:35,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:09:35,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:09:35,966 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:09:35,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:09:35,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:09:35,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:09:35,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:09:35,973 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:09:35,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:09:35,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:09:35,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:09:35,975 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:09:35,976 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:09:35,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:09:35,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:09:35,978 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:09:35,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:09:35,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:09:35,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:09:35,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:09:35,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:09:35,985 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:09:35,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:09:35,987 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-12-13 11:09:36,009 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:09:36,010 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:09:36,010 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:09:36,010 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:09:36,011 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 11:09:36,011 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 11:09:36,012 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:09:36,012 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:09:36,012 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:09:36,012 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:09:36,013 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:09:36,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:09:36,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:09:36,013 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 11:09:36,013 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 11:09:36,013 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 11:09:36,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 11:09:36,014 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 11:09:36,014 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 11:09:36,014 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 11:09:36,014 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:09:36,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:09:36,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:09:36,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 11:09:36,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 11:09:36,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:09:36,016 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 11:09:36,016 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 11:09:36,016 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 11:09:36,016 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 11:09:36,016 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 11:09:36,017 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 11:09:36,017 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 11:09:36,017 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 11:09:36,017 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fe67ec8a1cceb0cd62d7df49bd267f31e7032bc2f558a91a049617cb1d2deea [2022-12-13 11:09:36,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:09:36,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:09:36,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:09:36,276 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:09:36,277 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:09:36,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-12-13 11:09:38,920 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:09:39,179 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:09:39,179 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2022-12-13 11:09:39,201 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data/64401885b/bd83f4b81d204adf901f8810634f8969/FLAG9b607c22e [2022-12-13 11:09:39,215 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91b3fe59-22ec-4030-b839-47ab4565b23d/bin/uautomizer-uyxdKDjOR8/data/64401885b/bd83f4b81d204adf901f8810634f8969 [2022-12-13 11:09:39,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:09:39,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:09:39,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:09:39,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:09:39,221 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:09:39,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:39" (1/1) ... [2022-12-13 11:09:39,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68cfd6ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:39, skipping insertion in model container [2022-12-13 11:09:39,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:09:39" (1/1) ... [2022-12-13 11:09:39,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:09:39,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:09:39,986 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 11:09:39,987 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-13 11:09:39,989 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-13 11:09:39,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50ef649e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:09:39, skipping insertion in model container [2022-12-13 11:09:39,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:09:39,990 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-13 11:09:39,991 INFO L158 Benchmark]: Toolchain (without parser) took 772.77ms. Allocated memory is still 73.4MB. Free memory was 51.7MB in the beginning and 42.3MB in the end (delta: 9.4MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2022-12-13 11:09:39,992 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:09:39,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.20ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 42.3MB in the end (delta: 9.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2022-12-13 11:09:39,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.20ms. Allocated memory is still 73.4MB. Free memory was 51.5MB in the beginning and 42.3MB in the end (delta: 9.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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