./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6816cf606a392c6e00a99419dcd620347fafa3510a8b711696b4fa6c7c2c596 --- 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-4e7fbc6 [2022-11-23 15:33:22,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:33:22,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:33:22,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:33:22,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:33:22,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:33:22,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:33:22,305 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:33:22,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:33:22,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:33:22,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:33:22,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:33:22,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:33:22,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:33:22,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:33:22,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:33:22,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:33:22,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:33:22,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:33:22,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:33:22,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:33:22,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:33:22,322 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:33:22,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:33:22,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:33:22,327 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:33:22,327 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:33:22,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:33:22,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:33:22,329 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:33:22,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:33:22,330 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:33:22,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:33:22,332 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:33:22,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:33:22,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:33:22,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:33:22,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:33:22,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:33:22,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:33:22,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:33:22,338 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:33:22,362 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:33:22,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:33:22,362 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:33:22,362 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:33:22,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:33:22,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:33:22,364 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:33:22,364 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:33:22,364 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:33:22,364 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:33:22,364 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:33:22,365 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:33:22,365 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:33:22,365 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:33:22,365 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:33:22,366 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:33:22,366 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:33:22,366 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:33:22,367 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:33:22,367 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:33:22,367 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:33:22,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:33:22,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:33:22,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:33:22,368 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:33:22,368 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:33:22,368 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:33:22,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:33:22,369 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:33:22,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:33:22,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:33:22,370 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:33:22,370 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:33:22,370 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:33:22,370 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:33:22,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:33:22,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:33:22,371 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:33:22,371 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6816cf606a392c6e00a99419dcd620347fafa3510a8b711696b4fa6c7c2c596 [2022-11-23 15:33:22,714 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:33:22,748 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:33:22,750 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:33:22,752 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:33:22,753 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:33:22,754 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i [2022-11-23 15:33:25,830 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:33:28,043 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:33:28,044 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i [2022-11-23 15:33:28,315 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data/1a0e78995/745d40066d364ba7bcc37a01eb051d4f/FLAG0b706da3c [2022-11-23 15:33:28,339 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data/1a0e78995/745d40066d364ba7bcc37a01eb051d4f [2022-11-23 15:33:28,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:33:28,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:33:28,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:33:28,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:33:28,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:33:28,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:28" (1/1) ... [2022-11-23 15:33:28,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109d6d48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:33:28, skipping insertion in model container [2022-11-23 15:33:28,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:33:28" (1/1) ... [2022-11-23 15:33:28,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:33:29,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:34:04,584 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 15:34:04,586 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 15:34:04,587 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 15:34:04,588 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 15:34:04,591 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 15:34:04,593 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 15:34:04,594 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 15:34:04,597 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 15:34:04,598 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 15:34:04,608 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i[482541,482554] [2022-11-23 15:34:04,614 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i[483003,483016] [2022-11-23 15:34:04,615 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i[483079,483092] [2022-11-23 15:34:04,655 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 15:34:04,928 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 15:34:04,969 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-23 15:34:04,971 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5391b142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:04, skipping insertion in model container [2022-11-23 15:34:04,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:34:04,973 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:34:04,975 INFO L158 Benchmark]: Toolchain (without parser) took 36626.33ms. Allocated memory was 146.8MB in the beginning and 285.2MB in the end (delta: 138.4MB). Free memory was 59.2MB in the beginning and 186.0MB in the end (delta: -126.9MB). Peak memory consumption was 155.5MB. Max. memory is 16.1GB. [2022-11-23 15:34:04,976 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory was 78.0MB in the beginning and 77.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:34:04,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 36620.07ms. Allocated memory was 146.8MB in the beginning and 285.2MB in the end (delta: 138.4MB). Free memory was 58.7MB in the beginning and 186.0MB in the end (delta: -127.3MB). Peak memory consumption was 151.3MB. Max. memory is 16.1GB. [2022-11-23 15:34:04,981 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory was 78.0MB in the beginning and 77.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 36620.07ms. Allocated memory was 146.8MB in the beginning and 285.2MB in the end (delta: 138.4MB). Free memory was 58.7MB in the beginning and 186.0MB in the end (delta: -127.3MB). Peak memory consumption was 151.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12412]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6816cf606a392c6e00a99419dcd620347fafa3510a8b711696b4fa6c7c2c596 --- 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-4e7fbc6 [2022-11-23 15:34:07,505 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:34:07,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:34:07,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:34:07,550 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:34:07,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:34:07,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:34:07,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:34:07,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:34:07,576 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:34:07,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:34:07,578 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:34:07,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:34:07,580 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:34:07,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:34:07,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:34:07,583 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:34:07,584 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:34:07,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:34:07,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:34:07,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:34:07,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:34:07,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:34:07,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:34:07,613 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:34:07,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:34:07,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:34:07,615 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:34:07,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:34:07,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:34:07,617 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:34:07,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:34:07,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:34:07,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:34:07,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:34:07,646 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:34:07,647 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:34:07,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:34:07,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:34:07,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:34:07,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:34:07,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 15:34:07,693 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:34:07,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:34:07,694 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:34:07,694 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:34:07,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:34:07,695 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:34:07,695 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:34:07,696 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:34:07,696 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:34:07,696 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:34:07,696 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:34:07,697 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:34:07,698 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:34:07,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:34:07,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:34:07,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:34:07,699 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:34:07,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:34:07,699 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:34:07,699 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:34:07,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:34:07,700 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:34:07,700 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:34:07,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:34:07,701 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:34:07,701 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:34:07,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:34:07,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:34:07,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:34:07,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:34:07,702 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:34:07,703 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:34:07,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:34:07,703 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:34:07,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:34:07,704 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6816cf606a392c6e00a99419dcd620347fafa3510a8b711696b4fa6c7c2c596 [2022-11-23 15:34:08,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:34:08,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:34:08,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:34:08,233 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:34:08,234 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:34:08,236 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i [2022-11-23 15:34:11,670 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:34:14,263 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:34:14,264 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i [2022-11-23 15:34:14,494 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data/8191054c2/0dec2a859610485b8531448be7db823d/FLAG4174ba4e2 [2022-11-23 15:34:14,524 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/bin/utaipan-Q6hlc19bkW/data/8191054c2/0dec2a859610485b8531448be7db823d [2022-11-23 15:34:14,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:34:14,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:34:14,534 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:34:14,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:34:14,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:34:14,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:14" (1/1) ... [2022-11-23 15:34:14,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77b3eda6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:14, skipping insertion in model container [2022-11-23 15:34:14,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:34:14" (1/1) ... [2022-11-23 15:34:14,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:34:15,349 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:34:43,081 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2022-11-23 15:34:43,082 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2022-11-23 15:34:43,083 WARN L611 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2022-11-23 15:34:43,084 WARN L611 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2022-11-23 15:34:43,086 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2022-11-23 15:34:43,087 WARN L611 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2022-11-23 15:34:43,088 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2022-11-23 15:34:43,090 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2022-11-23 15:34:43,092 WARN L611 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2022-11-23 15:34:43,099 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i[482541,482554] [2022-11-23 15:34:43,104 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i[483003,483016] [2022-11-23 15:34:43,105 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_dd4e0a57-fd42-45a6-876a-1aa164ff2d1e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_dd_comb.i[483079,483092] [2022-11-23 15:34:43,141 WARN L611 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2022-11-23 15:34:43,337 WARN L611 FunctionHandler]: implicit declaration of function __builtin_strspn [2022-11-23 15:34:43,373 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl [2022-11-23 15:34:43,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@55e58eb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:34:43, skipping insertion in model container [2022-11-23 15:34:43,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:34:43,375 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-23 15:34:43,377 INFO L158 Benchmark]: Toolchain (without parser) took 28843.89ms. Allocated memory was 151.0MB in the beginning and 270.5MB in the end (delta: 119.5MB). Free memory was 69.3MB in the beginning and 147.3MB in the end (delta: -77.9MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. [2022-11-23 15:34:43,378 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:34:43,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 28840.84ms. Allocated memory was 151.0MB in the beginning and 270.5MB in the end (delta: 119.5MB). Free memory was 68.9MB in the beginning and 147.3MB in the end (delta: -78.4MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. [2022-11-23 15:34:43,381 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 28840.84ms. Allocated memory was 151.0MB in the beginning and 270.5MB in the end (delta: 119.5MB). Free memory was 68.9MB in the beginning and 147.3MB in the end (delta: -78.4MB). Peak memory consumption was 151.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 12412]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: rpl_fcntl 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