./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- 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 23:16:25,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:16:25,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:16:25,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:16:25,590 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:16:25,591 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:16:25,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:16:25,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:16:25,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:16:25,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:16:25,598 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:16:25,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:16:25,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:16:25,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:16:25,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:16:25,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:16:25,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:16:25,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:16:25,607 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:16:25,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:16:25,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:16:25,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:16:25,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:16:25,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:16:25,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:16:25,620 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:16:25,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:16:25,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:16:25,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:16:25,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:16:25,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:16:25,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:16:25,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:16:25,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:16:25,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:16:25,639 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:16:25,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:16:25,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:16:25,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:16:25,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:16:25,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:16:25,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-11-25 23:16:25,679 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:16:25,679 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:16:25,680 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:16:25,680 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:16:25,681 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:16:25,682 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:16:25,682 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:16:25,682 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:16:25,682 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:16:25,682 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:16:25,683 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:16:25,684 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:16:25,684 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:16:25,684 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:16:25,684 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:16:25,684 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:16:25,685 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:16:25,685 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:16:25,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:16:25,687 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:16:25,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:16:25,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:16:25,687 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:16:25,687 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:16:25,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:16:25,688 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:16:25,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:16:25,689 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:16:25,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:16:25,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:16:25,689 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:16:25,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:16:25,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:16:25,690 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:16:25,690 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:16:25,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:16:25,691 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:16:25,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:16:25,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:16:25,691 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:16:25,692 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_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2022-11-25 23:16:26,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:16:26,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:16:26,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:16:26,046 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:16:26,047 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:16:26,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-25 23:16:28,999 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:16:29,489 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:16:29,489 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-25 23:16:29,525 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data/90ee8505e/0b07727b0f754f7cac8e4b1489774abc/FLAGeaa88efaa [2022-11-25 23:16:29,544 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data/90ee8505e/0b07727b0f754f7cac8e4b1489774abc [2022-11-25 23:16:29,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:16:29,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:16:29,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:16:29,558 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:16:29,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:16:29,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:16:29" (1/1) ... [2022-11-25 23:16:29,564 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@117fd2f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:16:29, skipping insertion in model container [2022-11-25 23:16:29,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:16:29" (1/1) ... [2022-11-25 23:16:29,573 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:16:29,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:16:31,093 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-25 23:16:31,096 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 23:16:31,104 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 23:16:31,114 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 23:16:31,115 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 23:16:31,126 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2022-11-25 23:16:31,133 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2022-11-25 23:16:31,134 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-25 23:16:31,135 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-11-25 23:16:31,136 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 23:16:31,146 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-11-25 23:16:31,148 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-25 23:16:31,166 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-25 23:16:31,171 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-11-25 23:16:31,185 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-11-25 23:16:31,186 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-25 23:16:31,200 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-11-25 23:16:31,208 WARN L623 FunctionHandler]: Unknown extern function write [2022-11-25 23:16:31,213 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-25 23:16:31,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b59056a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:16:31, skipping insertion in model container [2022-11-25 23:16:31,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:16:31,215 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:16:31,217 INFO L158 Benchmark]: Toolchain (without parser) took 1665.35ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 90.6MB in the end (delta: 10.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-25 23:16:31,218 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:16:31,219 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1657.70ms. Allocated memory is still 144.7MB. Free memory was 100.8MB in the beginning and 90.6MB in the end (delta: 10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 23:16:31,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 113.2MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1657.70ms. Allocated memory is still 144.7MB. Free memory was 100.8MB in the beginning and 90.6MB in the end (delta: 10.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 --- 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 23:16:33,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:16:33,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:16:33,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:16:33,648 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:16:33,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:16:33,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:16:33,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:16:33,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:16:33,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:16:33,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:16:33,668 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:16:33,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:16:33,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:16:33,670 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:16:33,672 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:16:33,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:16:33,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:16:33,675 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:16:33,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:16:33,678 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:16:33,680 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:16:33,681 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:16:33,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:16:33,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:16:33,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:16:33,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:16:33,698 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:16:33,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:16:33,700 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:16:33,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:16:33,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:16:33,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:16:33,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:16:33,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:16:33,709 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:16:33,711 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:16:33,711 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:16:33,712 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:16:33,713 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:16:33,714 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:16:33,715 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-11-25 23:16:33,744 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:16:33,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:16:33,745 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:16:33,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:16:33,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:16:33,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:16:33,746 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:16:33,747 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:16:33,747 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:16:33,747 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:16:33,747 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:16:33,747 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:16:33,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:16:33,748 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:16:33,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:16:33,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:16:33,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:16:33,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:16:33,749 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 23:16:33,749 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 23:16:33,749 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 23:16:33,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 23:16:33,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:16:33,750 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:16:33,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:16:33,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:16:33,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 23:16:33,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:16:33,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:16:33,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:16:33,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:16:33,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:16:33,752 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-25 23:16:33,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 23:16:33,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:16:33,752 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:16:33,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 23:16:33,753 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_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b38f9ec505ca79a771ccd2b77aab7ea09ef665ed83bc847adcf6e293f7616b3 [2022-11-25 23:16:34,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:16:34,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:16:34,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:16:34,183 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:16:34,184 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:16:34,186 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-25 23:16:37,245 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:16:37,788 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:16:37,790 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2022-11-25 23:16:37,816 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data/89c245857/3e0fef88c8954de0992de3f12feca84e/FLAG1c524001f [2022-11-25 23:16:37,832 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/bin/utaipan-ByfvJB40ur/data/89c245857/3e0fef88c8954de0992de3f12feca84e [2022-11-25 23:16:37,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:16:37,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:16:37,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:16:37,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:16:37,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:16:37,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:16:37" (1/1) ... [2022-11-25 23:16:37,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ac1d0ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:16:37, skipping insertion in model container [2022-11-25 23:16:37,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:16:37" (1/1) ... [2022-11-25 23:16:37,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:16:37,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:16:39,416 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-11-25 23:16:39,427 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-11-25 23:16:39,448 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-11-25 23:16:39,464 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 23:16:39,470 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 23:16:39,477 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[113983,113996] [2022-11-25 23:16:39,481 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4026bdb9-3b6d-43ab-97f3-4e522f3d4aef/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i[114055,114068] [2022-11-25 23:16:39,482 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-11-25 23:16:39,486 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-11-25 23:16:39,487 WARN L623 FunctionHandler]: Unknown extern function stat [2022-11-25 23:16:39,504 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-11-25 23:16:39,506 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-25 23:16:39,511 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-11-25 23:16:39,516 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-11-25 23:16:39,525 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-11-25 23:16:39,526 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-11-25 23:16:39,547 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-11-25 23:16:39,552 WARN L623 FunctionHandler]: Unknown extern function write [2022-11-25 23:16:39,562 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-11-25 23:16:39,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3268d79e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:16:39, skipping insertion in model container [2022-11-25 23:16:39,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:16:39,563 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-25 23:16:39,564 INFO L158 Benchmark]: Toolchain (without parser) took 1727.53ms. Allocated memory is still 96.5MB. Free memory was 68.0MB in the beginning and 55.0MB in the end (delta: 13.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-25 23:16:39,565 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 23:16:39,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1724.95ms. Allocated memory is still 96.5MB. Free memory was 68.0MB in the beginning and 55.0MB in the end (delta: 13.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-25 23:16:39,570 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76ms. Allocated memory is still 69.2MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1724.95ms. Allocated memory is still 96.5MB. Free memory was 68.0MB in the beginning and 55.0MB in the end (delta: 13.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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