./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh --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 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 07:56:12,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:56:12,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:56:12,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:56:12,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:56:12,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:56:12,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:56:12,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:56:12,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:56:12,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:56:12,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:56:12,608 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:56:12,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:56:12,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:56:12,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:56:12,613 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:56:12,614 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:56:12,615 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:56:12,616 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:56:12,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:56:12,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:56:12,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:56:12,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:56:12,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:56:12,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:56:12,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:56:12,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:56:12,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:56:12,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:56:12,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:56:12,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:56:12,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:56:12,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:56:12,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:56:12,626 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:56:12,626 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:56:12,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:56:12,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:56:12,627 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:56:12,628 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:56:12,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:56:12,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 07:56:12,650 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:56:12,651 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:56:12,651 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:56:12,659 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:56:12,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:56:12,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:56:12,661 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:56:12,661 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:56:12,662 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:56:12,662 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 07:56:12,662 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:56:12,662 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:56:12,662 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 07:56:12,663 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 07:56:12,663 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:56:12,663 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 07:56:12,663 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 07:56:12,663 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 07:56:12,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:56:12,664 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 07:56:12,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 07:56:12,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:56:12,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:56:12,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:56:12,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:56:12,665 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 07:56:12,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:56:12,666 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:56:12,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:56:12,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:56:12,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:56:12,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:56:12,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:56:12,667 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 07:56:12,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:56:12,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:56:12,667 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 07:56:12,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 07:56:12,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:56:12,668 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:56:12,668 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_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 [2022-12-14 07:56:12,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:56:12,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:56:12,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:56:12,887 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:56:12,887 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:56:12,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-14 07:56:15,428 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:56:15,777 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:56:15,778 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-14 07:56:15,803 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data/93a9ccb41/00db17b6eba84c23b8d4afc5c45d22f1/FLAG983d9783b [2022-12-14 07:56:16,005 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data/93a9ccb41/00db17b6eba84c23b8d4afc5c45d22f1 [2022-12-14 07:56:16,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:56:16,008 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:56:16,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:56:16,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:56:16,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:56:16,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:56:16" (1/1) ... [2022-12-14 07:56:16,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@301c32bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:56:16, skipping insertion in model container [2022-12-14 07:56:16,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:56:16" (1/1) ... [2022-12-14 07:56:16,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:56:16,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:56:17,095 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 07:56:17,101 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 07:56:17,102 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 07:56:17,103 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 07:56:17,109 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 07:56:17,111 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-14 07:56:17,113 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 07:56:17,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@505a6a15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:56:17, skipping insertion in model container [2022-12-14 07:56:17,113 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:56:17,114 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 07:56:17,115 INFO L158 Benchmark]: Toolchain (without parser) took 1105.92ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 71.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 07:56:17,115 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:56:17,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1104.01ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 71.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 07:56:17,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 142.6MB. Free memory is still 111.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1104.01ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 71.6MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh --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 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 07:56:18,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 07:56:18,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 07:56:18,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 07:56:18,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 07:56:18,492 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 07:56:18,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 07:56:18,495 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 07:56:18,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 07:56:18,497 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 07:56:18,498 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 07:56:18,499 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 07:56:18,499 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 07:56:18,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 07:56:18,501 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 07:56:18,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 07:56:18,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 07:56:18,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 07:56:18,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 07:56:18,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 07:56:18,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 07:56:18,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 07:56:18,510 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 07:56:18,511 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 07:56:18,514 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 07:56:18,515 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 07:56:18,515 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 07:56:18,516 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 07:56:18,516 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 07:56:18,517 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 07:56:18,517 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 07:56:18,518 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 07:56:18,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 07:56:18,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 07:56:18,524 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 07:56:18,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 07:56:18,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 07:56:18,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 07:56:18,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 07:56:18,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 07:56:18,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 07:56:18,528 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 07:56:18,552 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 07:56:18,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 07:56:18,553 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 07:56:18,553 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 07:56:18,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 07:56:18,554 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 07:56:18,554 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 07:56:18,554 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 07:56:18,554 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 07:56:18,554 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 07:56:18,554 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 07:56:18,555 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 07:56:18,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 07:56:18,556 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 07:56:18,556 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 07:56:18,556 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 07:56:18,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 07:56:18,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 07:56:18,556 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 07:56:18,557 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 07:56:18,557 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 07:56:18,557 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 07:56:18,557 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 07:56:18,557 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 07:56:18,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 07:56:18,558 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 07:56:18,558 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 07:56:18,558 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 07:56:18,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 07:56:18,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 07:56:18,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 07:56:18,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 07:56:18,558 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 07:56:18,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 07:56:18,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 07:56:18,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 07:56:18,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 07:56:18,559 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_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 [2022-12-14 07:56:18,794 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 07:56:18,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 07:56:18,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 07:56:18,811 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 07:56:18,812 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 07:56:18,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-14 07:56:21,346 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 07:56:21,674 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 07:56:21,674 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2022-12-14 07:56:21,695 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data/79d15c9e4/4a8893ac29e741f9a3fadba7b3af6391/FLAG57c944096 [2022-12-14 07:56:21,897 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5ab5a11-2da5-4f81-8dda-cc2e689de9cf/bin/utaipan-gh47qXpMRh/data/79d15c9e4/4a8893ac29e741f9a3fadba7b3af6391 [2022-12-14 07:56:21,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 07:56:21,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 07:56:21,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 07:56:21,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 07:56:21,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 07:56:21,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:56:21" (1/1) ... [2022-12-14 07:56:21,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d53b0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:56:21, skipping insertion in model container [2022-12-14 07:56:21,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:56:21" (1/1) ... [2022-12-14 07:56:21,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 07:56:21,967 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 07:56:22,836 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 07:56:22,841 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 07:56:22,842 WARN L623 FunctionHandler]: Unknown extern function strtoul [2022-12-14 07:56:22,844 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 07:56:22,850 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 07:56:22,851 WARN L623 FunctionHandler]: Unknown extern function ferror [2022-12-14 07:56:22,852 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2022-12-14 07:56:22,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b338f72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:56:22, skipping insertion in model container [2022-12-14 07:56:22,853 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 07:56:22,853 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 07:56:22,855 INFO L158 Benchmark]: Toolchain (without parser) took 953.18ms. Allocated memory is still 79.7MB. Free memory was 53.0MB in the beginning and 42.4MB in the end (delta: 10.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-12-14 07:56:22,855 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 07:56:22,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 951.47ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 42.4MB in the end (delta: 10.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-12-14 07:56:22,857 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 65.0MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 951.47ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 42.4MB in the end (delta: 10.4MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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