./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/logname-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_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/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_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/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_6dfbb808-0b42-4ddc-876b-157348ec9930/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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 --- 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 [2022-11-26 00:44:26,373 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:44:26,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:44:26,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:44:26,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:44:26,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:44:26,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:44:26,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:44:26,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:44:26,433 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:44:26,434 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:44:26,436 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:44:26,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:44:26,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:44:26,439 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:44:26,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:44:26,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:44:26,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:44:26,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:44:26,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:44:26,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:44:26,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:44:26,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:44:26,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:44:26,458 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:44:26,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:44:26,459 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:44:26,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:44:26,461 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:44:26,462 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:44:26,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:44:26,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:44:26,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:44:26,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:44:26,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:44:26,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:44:26,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:44:26,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:44:26,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:44:26,471 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:44:26,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:44:26,477 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-26 00:44:26,530 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:44:26,530 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:44:26,530 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:44:26,531 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:44:26,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:44:26,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:44:26,532 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:44:26,532 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:44:26,532 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:44:26,533 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:44:26,533 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:44:26,533 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:44:26,533 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:44:26,534 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:44:26,534 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:44:26,534 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:44:26,534 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:44:26,535 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:44:26,536 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:44:26,539 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:44:26,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:44:26,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:44:26,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:44:26,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:44:26,541 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:44:26,541 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:44:26,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:44:26,541 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:44:26,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:44:26,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:44:26,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:44:26,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:44:26,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:44:26,544 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:44:26,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:44:26,545 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:44:26,546 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:44:26,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:44:26,546 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:44:26,547 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:44:26,547 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_6dfbb808-0b42-4ddc-876b-157348ec9930/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-26 00:44:26,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:44:26,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:44:26,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:44:26,963 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:44:26,964 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:44:26,966 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-26 00:44:30,253 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:44:30,791 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:44:30,792 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-26 00:44:30,830 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data/7f2c11131/6041c2eaf69d44b1adb088de9331b763/FLAG0d0c98236 [2022-11-26 00:44:30,856 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data/7f2c11131/6041c2eaf69d44b1adb088de9331b763 [2022-11-26 00:44:30,861 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:44:30,864 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:44:30,870 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:44:30,870 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:44:30,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:44:30,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:44:30" (1/1) ... [2022-11-26 00:44:30,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44ddc31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:44:30, skipping insertion in model container [2022-11-26 00:44:30,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:44:30" (1/1) ... [2022-11-26 00:44:30,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:44:30,980 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:44:32,342 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:44:32,354 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:44:32,386 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:44:32,389 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 00:44:32,401 WARN L623 FunctionHandler]: Unknown extern function getlogin_r [2022-11-26 00:44:32,407 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:44:32,410 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 [2022-11-26 00:44:32,412 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@339e3c38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:44:32, skipping insertion in model container [2022-11-26 00:44:32,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:44:32,413 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:44:32,416 INFO L158 Benchmark]: Toolchain (without parser) took 1550.69ms. Allocated memory is still 182.5MB. Free memory was 144.8MB in the beginning and 121.3MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-26 00:44:32,416 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:44:32,417 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.23ms. Allocated memory is still 182.5MB. Free memory was 144.3MB in the beginning and 121.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-26 00:44:32,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.23ms. Allocated memory is still 182.5MB. Free memory was 144.3MB in the beginning and 121.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: 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_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/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_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/logname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/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_6dfbb808-0b42-4ddc-876b-157348ec9930/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 ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 --- 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 [2022-11-26 00:44:35,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:44:35,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:44:35,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:44:35,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:44:35,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:44:35,181 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:44:35,183 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:44:35,189 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:44:35,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:44:35,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:44:35,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:44:35,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:44:35,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:44:35,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:44:35,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:44:35,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:44:35,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:44:35,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:44:35,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:44:35,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:44:35,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:44:35,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:44:35,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:44:35,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:44:35,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:44:35,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:44:35,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:44:35,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:44:35,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:44:35,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:44:35,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:44:35,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:44:35,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:44:35,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:44:35,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:44:35,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:44:35,253 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:44:35,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:44:35,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:44:35,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:44:35,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-26 00:44:35,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:44:35,300 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:44:35,301 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:44:35,302 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:44:35,303 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:44:35,303 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:44:35,303 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:44:35,303 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:44:35,304 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:44:35,304 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:44:35,305 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:44:35,305 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:44:35,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:44:35,306 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:44:35,307 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:44:35,307 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:44:35,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:44:35,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:44:35,308 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 00:44:35,308 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 00:44:35,308 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:44:35,308 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 00:44:35,309 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:44:35,309 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:44:35,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:44:35,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:44:35,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 00:44:35,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:44:35,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:44:35,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:44:35,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:44:35,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:44:35,311 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 00:44:35,312 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 00:44:35,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:44:35,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:44:35,312 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 00:44:35,313 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_6dfbb808-0b42-4ddc-876b-157348ec9930/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef23f0df5a6b5f5e3f2540f5be582dd0a4a0334d581647e6cdee1f02d4670491 [2022-11-26 00:44:35,801 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:44:35,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:44:35,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:44:35,830 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:44:35,831 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:44:35,833 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-26 00:44:39,149 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:44:39,735 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:44:39,739 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/sv-benchmarks/c/busybox-1.22.0/logname-1.i [2022-11-26 00:44:39,776 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data/a5d9f9232/48035f86b0b249e085c87180a5233e9f/FLAG8de23bd0f [2022-11-26 00:44:39,809 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dfbb808-0b42-4ddc-876b-157348ec9930/bin/utaipan-ByfvJB40ur/data/a5d9f9232/48035f86b0b249e085c87180a5233e9f [2022-11-26 00:44:39,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:44:39,814 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:44:39,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:44:39,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:44:39,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:44:39,828 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:44:39" (1/1) ... [2022-11-26 00:44:39,830 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27bb303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:44:39, skipping insertion in model container [2022-11-26 00:44:39,831 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:44:39" (1/1) ... [2022-11-26 00:44:39,839 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:44:39,934 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:44:41,699 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-11-26 00:44:41,702 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-26 00:44:41,713 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-26 00:44:41,715 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-26 00:44:41,728 WARN L623 FunctionHandler]: Unknown extern function getlogin_r [2022-11-26 00:44:41,729 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-26 00:44:41,731 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 [2022-11-26 00:44:41,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31a83ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:44:41, skipping insertion in model container [2022-11-26 00:44:41,732 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:44:41,733 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-26 00:44:41,735 INFO L158 Benchmark]: Toolchain (without parser) took 1919.91ms. Allocated memory is still 88.1MB. Free memory was 62.8MB in the beginning and 62.8MB in the end (delta: -29.1kB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-26 00:44:41,735 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 00:44:41,741 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1912.36ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 62.8MB in the end (delta: -291.1kB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-26 00:44:41,743 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 88.1MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1912.36ms. Allocated memory is still 88.1MB. Free memory was 62.6MB in the beginning and 62.8MB in the end (delta: -291.1kB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2377]: 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