./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/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_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/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_8495cd14-fb9b-46f8-8192-c8e840630e64/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 a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 --- 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 15:46:14,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:46:14,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:46:14,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:46:14,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:46:14,413 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:46:14,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:46:14,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:46:14,417 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:46:14,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:46:14,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:46:14,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:46:14,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:46:14,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:46:14,422 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:46:14,423 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:46:14,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:46:14,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:46:14,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:46:14,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:46:14,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:46:14,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:46:14,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:46:14,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:46:14,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:46:14,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:46:14,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:46:14,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:46:14,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:46:14,442 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:46:14,442 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:46:14,443 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:46:14,444 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:46:14,445 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:46:14,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:46:14,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:46:14,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:46:14,447 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:46:14,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:46:14,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:46:14,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:46:14,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 15:46:14,478 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:46:14,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:46:14,479 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:46:14,479 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:46:14,479 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:46:14,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:46:14,480 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:46:14,480 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:46:14,480 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:46:14,480 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:46:14,480 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:46:14,481 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:46:14,481 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:46:14,481 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:46:14,481 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:46:14,481 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:46:14,481 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:46:14,481 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:46:14,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:46:14,482 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 15:46:14,482 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:46:14,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:46:14,483 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:46:14,483 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:46:14,483 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:46:14,483 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 15:46:14,483 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:46:14,483 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:46:14,484 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:46:14,484 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:46:14,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:46:14,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:46:14,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:46:14,484 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:46:14,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:46:14,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:46:14,485 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:46:14,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:46:14,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:46:14,485 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:46:14,486 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_8495cd14-fb9b-46f8-8192-c8e840630e64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 [2022-12-14 15:46:14,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:46:14,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:46:14,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:46:14,696 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:46:14,697 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:46:14,697 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-12-14 15:46:17,334 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:46:17,610 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:46:17,610 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-12-14 15:46:17,631 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data/deca531f8/a11f8cab938f47268696a0b481d7916a/FLAG1e856413c [2022-12-14 15:46:17,644 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data/deca531f8/a11f8cab938f47268696a0b481d7916a [2022-12-14 15:46:17,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:46:17,647 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:46:17,647 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:46:17,648 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:46:17,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:46:17,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:46:17" (1/1) ... [2022-12-14 15:46:17,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b8eea2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:46:17, skipping insertion in model container [2022-12-14 15:46:17,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:46:17" (1/1) ... [2022-12-14 15:46:17,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:46:17,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:46:18,461 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 15:46:18,467 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 15:46:18,468 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 15:46:18,470 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 15:46:18,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14041c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:46:18, skipping insertion in model container [2022-12-14 15:46:18,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:46:18,471 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 15:46:18,472 INFO L158 Benchmark]: Toolchain (without parser) took 825.05ms. Allocated memory is still 130.0MB. Free memory was 85.0MB in the beginning and 59.9MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 15:46:18,473 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 130.0MB. Free memory was 95.9MB in the beginning and 95.8MB in the end (delta: 126.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 15:46:18,473 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.47ms. Allocated memory is still 130.0MB. Free memory was 85.0MB in the beginning and 59.9MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 15:46:18,474 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 130.0MB. Free memory was 95.9MB in the beginning and 95.8MB in the end (delta: 126.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.47ms. Allocated memory is still 130.0MB. Free memory was 85.0MB in the beginning and 59.9MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/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_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/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_8495cd14-fb9b-46f8-8192-c8e840630e64/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 a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 --- 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 15:46:19,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:46:19,823 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:46:19,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:46:19,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:46:19,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:46:19,855 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:46:19,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:46:19,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:46:19,859 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:46:19,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:46:19,861 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:46:19,862 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:46:19,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:46:19,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:46:19,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:46:19,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:46:19,867 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:46:19,868 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:46:19,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:46:19,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:46:19,873 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:46:19,874 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:46:19,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:46:19,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:46:19,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:46:19,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:46:19,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:46:19,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:46:19,881 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:46:19,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:46:19,882 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:46:19,883 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:46:19,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:46:19,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:46:19,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:46:19,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:46:19,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:46:19,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:46:19,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:46:19,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:46:19,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 15:46:19,911 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:46:19,911 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:46:19,911 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:46:19,911 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:46:19,912 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:46:19,912 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:46:19,912 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:46:19,913 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:46:19,913 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:46:19,913 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:46:19,913 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:46:19,913 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:46:19,914 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:46:19,914 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 15:46:19,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:46:19,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:46:19,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:46:19,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:46:19,915 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 15:46:19,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 15:46:19,916 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 15:46:19,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 15:46:19,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:46:19,916 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:46:19,916 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:46:19,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:46:19,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 15:46:19,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:46:19,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:46:19,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:46:19,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:46:19,918 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:46:19,918 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 15:46:19,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 15:46:19,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:46:19,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:46:19,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 15:46:19,919 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_8495cd14-fb9b-46f8-8192-c8e840630e64/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9e1b7e969f89a5fed24c5e1c8a611b2afdec90466561e0b1701695274fb81a5 [2022-12-14 15:46:20,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:46:20,191 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:46:20,193 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:46:20,194 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:46:20,194 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:46:20,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-12-14 15:46:22,741 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:46:23,031 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:46:23,032 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/sv-benchmarks/c/busybox-1.22.0/head-3.i [2022-12-14 15:46:23,047 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data/8b77d9cc0/65f47cccd49142dc91d915db4d7325e9/FLAGd2ba1d1d5 [2022-12-14 15:46:23,058 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8495cd14-fb9b-46f8-8192-c8e840630e64/bin/utaipan-gh47qXpMRh/data/8b77d9cc0/65f47cccd49142dc91d915db4d7325e9 [2022-12-14 15:46:23,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:46:23,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:46:23,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:46:23,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:46:23,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:46:23,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:46:23" (1/1) ... [2022-12-14 15:46:23,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7baa3d92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:46:23, skipping insertion in model container [2022-12-14 15:46:23,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:46:23" (1/1) ... [2022-12-14 15:46:23,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:46:23,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:46:23,785 WARN L623 FunctionHandler]: Unknown extern function _IO_getc [2022-12-14 15:46:23,792 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 15:46:23,793 WARN L623 FunctionHandler]: Unknown extern function strerror [2022-12-14 15:46:23,796 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2022-12-14 15:46:23,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@796214fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:46:23, skipping insertion in model container [2022-12-14 15:46:23,797 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:46:23,797 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 15:46:23,799 INFO L158 Benchmark]: Toolchain (without parser) took 737.14ms. Allocated memory was 58.7MB in the beginning and 104.9MB in the end (delta: 46.1MB). Free memory was 25.0MB in the beginning and 60.8MB in the end (delta: -35.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-12-14 15:46:23,799 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 15:46:23,800 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.61ms. Allocated memory was 58.7MB in the beginning and 104.9MB in the end (delta: 46.1MB). Free memory was 24.8MB in the beginning and 60.8MB in the end (delta: -36.0MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2022-12-14 15:46:23,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 58.7MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.61ms. Allocated memory was 58.7MB in the beginning and 104.9MB in the end (delta: 46.1MB). Free memory was 24.8MB in the beginning and 60.8MB in the end (delta: -36.0MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN