./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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 299ae8ab0b03db422acf634e228161e867bc31a664966884bd01860b440499eb --- 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 11:49:38,279 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:49:38,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:49:38,297 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:49:38,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:49:38,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:49:38,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:49:38,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:49:38,301 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:49:38,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:49:38,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:49:38,303 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:49:38,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:49:38,304 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:49:38,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:49:38,305 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:49:38,306 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:49:38,307 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:49:38,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:49:38,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:49:38,310 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:49:38,311 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:49:38,312 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:49:38,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:49:38,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:49:38,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:49:38,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:49:38,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:49:38,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:49:38,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:49:38,317 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:49:38,318 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:49:38,318 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:49:38,319 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:49:38,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:49:38,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:49:38,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:49:38,320 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:49:38,321 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:49:38,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:49:38,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:49:38,322 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2022-12-14 11:49:38,346 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:49:38,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:49:38,346 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:49:38,347 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:49:38,347 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:49:38,347 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:49:38,348 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:49:38,348 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:49:38,348 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:49:38,348 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 11:49:38,348 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:49:38,349 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:49:38,349 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 11:49:38,349 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 11:49:38,349 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:49:38,349 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 11:49:38,349 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 11:49:38,350 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 11:49:38,350 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:49:38,351 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 11:49:38,351 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 11:49:38,351 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:49:38,351 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:49:38,351 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:49:38,351 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:49:38,352 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 11:49:38,352 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:49:38,352 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:49:38,352 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:49:38,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:49:38,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:49:38,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:49:38,353 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:49:38,353 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 11:49:38,353 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:49:38,353 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:49:38,354 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 11:49:38,354 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 11:49:38,354 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:49:38,354 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:49:38,354 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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 299ae8ab0b03db422acf634e228161e867bc31a664966884bd01860b440499eb [2022-12-14 11:49:38,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:49:38,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:49:38,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:49:38,579 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:49:38,579 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:49:38,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i [2022-12-14 11:49:41,164 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:49:41,456 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:49:41,457 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i [2022-12-14 11:49:41,488 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data/cc8ae1108/e0fc21b4b90444559b862351c8f2bac1/FLAG5dd03325b [2022-12-14 11:49:41,501 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data/cc8ae1108/e0fc21b4b90444559b862351c8f2bac1 [2022-12-14 11:49:41,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:49:41,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:49:41,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:49:41,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:49:41,510 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:49:41,510 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:49:41" (1/1) ... [2022-12-14 11:49:41,511 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bfb83b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:41, skipping insertion in model container [2022-12-14 11:49:41,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:49:41" (1/1) ... [2022-12-14 11:49:41,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:49:41,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:49:42,686 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 11:49:42,688 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 11:49:42,700 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 11:49:42,706 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 11:49:42,707 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 11:49:42,711 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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i[113981,113994] [2022-12-14 11:49:42,712 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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i[114053,114066] [2022-12-14 11:49:42,712 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 11:49:42,713 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-12-14 11:49:42,714 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 11:49:42,718 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-12-14 11:49:42,718 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 11:49:42,721 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-12-14 11:49:42,725 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-12-14 11:49:42,726 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-12-14 11:49:42,726 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 11:49:42,736 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-12-14 11:49:42,738 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 11:49:42,742 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-12-14 11:49:42,743 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@120b320e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:42, skipping insertion in model container [2022-12-14 11:49:42,743 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:49:42,744 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 11:49:42,745 INFO L158 Benchmark]: Toolchain (without parser) took 1239.57ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 90.4MB in the beginning and 143.8MB in the end (delta: -53.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2022-12-14 11:49:42,746 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:49:42,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1237.30ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 90.0MB in the beginning and 143.8MB in the end (delta: -53.8MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2022-12-14 11:49:42,748 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 132.1MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1237.30ms. Allocated memory was 132.1MB in the beginning and 184.5MB in the end (delta: 52.4MB). Free memory was 90.0MB in the beginning and 143.8MB in the end (delta: -53.8MB). Peak memory consumption was 43.4MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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 299ae8ab0b03db422acf634e228161e867bc31a664966884bd01860b440499eb --- 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 11:49:44,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 11:49:44,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 11:49:44,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 11:49:44,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 11:49:44,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 11:49:44,167 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 11:49:44,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 11:49:44,173 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 11:49:44,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 11:49:44,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 11:49:44,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 11:49:44,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 11:49:44,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 11:49:44,180 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 11:49:44,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 11:49:44,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 11:49:44,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 11:49:44,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 11:49:44,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 11:49:44,193 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 11:49:44,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 11:49:44,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 11:49:44,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 11:49:44,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 11:49:44,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 11:49:44,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 11:49:44,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 11:49:44,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 11:49:44,208 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 11:49:44,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 11:49:44,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 11:49:44,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 11:49:44,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 11:49:44,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 11:49:44,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 11:49:44,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 11:49:44,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 11:49:44,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 11:49:44,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 11:49:44,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 11:49:44,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2022-12-14 11:49:44,242 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 11:49:44,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 11:49:44,242 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 11:49:44,243 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 11:49:44,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 11:49:44,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 11:49:44,244 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 11:49:44,244 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 11:49:44,244 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 11:49:44,244 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 11:49:44,244 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 11:49:44,245 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 11:49:44,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 11:49:44,246 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 11:49:44,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 11:49:44,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 11:49:44,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 11:49:44,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 11:49:44,246 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 11:49:44,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 11:49:44,247 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 11:49:44,247 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 11:49:44,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 11:49:44,247 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 11:49:44,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 11:49:44,248 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 11:49:44,248 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-14 11:49:44,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 11:49:44,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 11:49:44,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 11:49:44,249 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 11:49:44,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 11:49:44,249 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 11:49:44,249 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 11:49:44,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 11:49:44,250 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 11:49:44,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 11:49:44,250 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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 299ae8ab0b03db422acf634e228161e867bc31a664966884bd01860b440499eb [2022-12-14 11:49:44,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 11:49:44,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 11:49:44,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 11:49:44,487 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 11:49:44,487 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 11:49:44,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i [2022-12-14 11:49:47,098 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 11:49:47,395 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 11:49:47,396 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i [2022-12-14 11:49:47,417 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data/caf39673e/8ba3fd3881014d6d98d63fcfb246035b/FLAG6d9706a38 [2022-12-14 11:49:47,430 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/bin/utaipan-gh47qXpMRh/data/caf39673e/8ba3fd3881014d6d98d63fcfb246035b [2022-12-14 11:49:47,432 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 11:49:47,433 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 11:49:47,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 11:49:47,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 11:49:47,438 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 11:49:47,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:49:47" (1/1) ... [2022-12-14 11:49:47,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7960fc7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:47, skipping insertion in model container [2022-12-14 11:49:47,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:49:47" (1/1) ... [2022-12-14 11:49:47,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 11:49:47,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 11:49:48,390 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 11:49:48,393 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2022-12-14 11:49:48,401 WARN L623 FunctionHandler]: Unknown extern function syslog [2022-12-14 11:49:48,409 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 11:49:48,410 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 11:49:48,417 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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i[113981,113994] [2022-12-14 11:49:48,417 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_a88ea535-db83-46e2-ad0e-f4a6c36aaa0e/sv-benchmarks/c/busybox-1.22.0/test-incomplete-2.i[114053,114066] [2022-12-14 11:49:48,418 WARN L623 FunctionHandler]: Unknown extern function fflush [2022-12-14 11:49:48,420 WARN L623 FunctionHandler]: Unknown extern function lstat [2022-12-14 11:49:48,421 WARN L623 FunctionHandler]: Unknown extern function stat [2022-12-14 11:49:48,425 WARN L623 FunctionHandler]: Unknown extern function geteuid [2022-12-14 11:49:48,426 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 11:49:48,430 WARN L623 FunctionHandler]: Unknown extern function strtoll [2022-12-14 11:49:48,435 WARN L623 FunctionHandler]: Unknown extern function getgroups [2022-12-14 11:49:48,436 WARN L623 FunctionHandler]: Unknown extern function getgid [2022-12-14 11:49:48,436 WARN L623 FunctionHandler]: Unknown extern function getegid [2022-12-14 11:49:48,446 WARN L623 FunctionHandler]: Unknown extern function isatty [2022-12-14 11:49:48,448 WARN L623 FunctionHandler]: Unknown extern function write [2022-12-14 11:49:48,458 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2022-12-14 11:49:48,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a36740d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:48, skipping insertion in model container [2022-12-14 11:49:48,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 11:49:48,459 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-12-14 11:49:48,460 INFO L158 Benchmark]: Toolchain (without parser) took 1026.23ms. Allocated memory is still 79.7MB. Free memory was 52.9MB in the beginning and 54.0MB in the end (delta: -1.1MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2022-12-14 11:49:48,461 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 11:49:48,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1024.12ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 54.0MB in the end (delta: -1.3MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2022-12-14 11:49:48,463 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 62.9MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1024.12ms. Allocated memory is still 79.7MB. Free memory was 52.7MB in the beginning and 54.0MB in the end (delta: -1.3MB). Peak memory consumption was 26.5MB. 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