./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd408fb4d13bb3bc18f4dea383557b3a3b20c0ea00f49fe5170ac38e53b5d3d9 --- 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-38b53e6 [2022-11-25 23:42:27,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:42:27,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:42:27,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:42:27,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:42:27,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:42:27,878 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:42:27,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:42:27,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:42:27,883 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:42:27,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:42:27,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:42:27,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:42:27,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:42:27,889 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:42:27,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:42:27,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:42:27,893 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:42:27,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:42:27,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:42:27,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:42:27,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:42:27,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:42:27,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:42:27,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:42:27,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:42:27,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:42:27,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:42:27,910 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:42:27,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:42:27,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:42:27,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:42:27,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:42:27,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:42:27,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:42:27,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:42:27,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:42:27,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:42:27,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:42:27,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:42:27,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:42:27,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 23:42:27,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:42:27,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:42:27,975 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:42:27,975 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:42:27,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:42:27,977 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:42:27,977 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:42:27,977 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:42:27,977 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:42:27,977 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:42:27,979 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:42:27,979 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:42:27,979 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:42:27,979 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:42:27,979 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:42:27,980 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:42:27,980 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:42:27,980 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:42:27,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:42:27,981 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:42:27,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:42:27,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:42:27,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:42:27,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:42:27,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:42:27,982 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:42:27,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:42:27,982 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:42:27,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:42:27,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:42:27,983 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:42:27,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:42:27,984 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:42:27,984 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:42:27,984 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:42:27,984 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:42:27,984 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:42:27,984 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:42:27,985 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:42:27,985 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:42:27,986 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_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd408fb4d13bb3bc18f4dea383557b3a3b20c0ea00f49fe5170ac38e53b5d3d9 [2022-11-25 23:42:28,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:42:28,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:42:28,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:42:28,283 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:42:28,283 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:42:28,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i [2022-11-25 23:42:31,475 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:42:32,003 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:42:32,003 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i [2022-11-25 23:42:32,041 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data/1e834a37f/c49d20b112004642a5d348cbfcf2dfe8/FLAG560e2ead6 [2022-11-25 23:42:32,063 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data/1e834a37f/c49d20b112004642a5d348cbfcf2dfe8 [2022-11-25 23:42:32,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:42:32,072 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:42:32,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:42:32,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:42:32,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:42:32,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:42:32" (1/1) ... [2022-11-25 23:42:32,085 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2921d876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:42:32, skipping insertion in model container [2022-11-25 23:42:32,085 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:42:32" (1/1) ... [2022-11-25 23:42:32,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:42:32,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:42:33,589 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 23:42:33,592 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 23:42:33,597 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-25 23:42:33,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@719ebedc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:42:33, skipping insertion in model container [2022-11-25 23:42:33,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:42:33,599 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:42:33,601 INFO L158 Benchmark]: Toolchain (without parser) took 1527.91ms. Allocated memory is still 161.5MB. Free memory was 128.3MB in the beginning and 104.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 23:42:33,602 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:42:33,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1522.95ms. Allocated memory is still 161.5MB. Free memory was 128.3MB in the beginning and 104.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-25 23:42:33,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 97.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1522.95ms. Allocated memory is still 161.5MB. Free memory was 128.3MB in the beginning and 104.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- 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_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cd408fb4d13bb3bc18f4dea383557b3a3b20c0ea00f49fe5170ac38e53b5d3d9 --- 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-38b53e6 [2022-11-25 23:42:35,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:42:35,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:42:35,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:42:35,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:42:35,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:42:35,940 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:42:35,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:42:35,946 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:42:35,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:42:35,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:42:35,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:42:35,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:42:35,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:42:35,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:42:35,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:42:35,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:42:35,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:42:35,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:42:35,974 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:42:35,976 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:42:35,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:42:35,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:42:35,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:42:35,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:42:35,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:42:35,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:42:35,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:42:35,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:42:35,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:42:35,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:42:35,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:42:36,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:42:36,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:42:36,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:42:36,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:42:36,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:42:36,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:42:36,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:42:36,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:42:36,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:42:36,027 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 23:42:36,061 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:42:36,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:42:36,064 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:42:36,065 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:42:36,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:42:36,066 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:42:36,066 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:42:36,066 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:42:36,067 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:42:36,067 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:42:36,068 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:42:36,068 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:42:36,069 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:42:36,069 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:42:36,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:42:36,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:42:36,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:42:36,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:42:36,071 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:42:36,071 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:42:36,071 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:42:36,072 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:42:36,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:42:36,072 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:42:36,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:42:36,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:42:36,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:42:36,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:42:36,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:42:36,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:42:36,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:42:36,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:42:36,075 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:42:36,075 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:42:36,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:42:36,076 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:42:36,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:42:36,076 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_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd408fb4d13bb3bc18f4dea383557b3a3b20c0ea00f49fe5170ac38e53b5d3d9 [2022-11-25 23:42:36,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:42:36,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:42:36,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:42:36,549 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:42:36,550 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:42:36,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i [2022-11-25 23:42:39,584 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:42:39,953 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:42:39,954 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/sv-benchmarks/c/busybox-1.22.0/chroot-incomplete-1.i [2022-11-25 23:42:39,984 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data/29f80f8a5/e7baea98f9e94b579bdbcfe318a42581/FLAG85c3508b4 [2022-11-25 23:42:40,001 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89446347-bd52-4bdd-ae74-0726eb333951/bin/utaipan-ByfvJB40ur/data/29f80f8a5/e7baea98f9e94b579bdbcfe318a42581 [2022-11-25 23:42:40,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:42:40,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:42:40,012 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:42:40,012 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:42:40,015 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:42:40,016 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:42:40" (1/1) ... [2022-11-25 23:42:40,018 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db4de1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:42:40, skipping insertion in model container [2022-11-25 23:42:40,019 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:42:40" (1/1) ... [2022-11-25 23:42:40,026 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:42:40,105 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:42:41,309 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 23:42:41,309 WARN L623 FunctionHandler]: Unknown extern function execvp [2022-11-25 23:42:41,313 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-11-25 23:42:41,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49b1a229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:42:41, skipping insertion in model container [2022-11-25 23:42:41,313 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:42:41,314 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:42:41,316 INFO L158 Benchmark]: Toolchain (without parser) took 1307.54ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 45.8MB in the end (delta: 3.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-11-25 23:42:41,316 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:42:41,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1302.00ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 45.8MB in the end (delta: 3.7MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-11-25 23:42:41,318 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 73.4MB. Free memory is still 51.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1302.00ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 45.8MB in the end (delta: 3.7MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2304]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN