./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI --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 e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- 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-5e519f3 [2022-11-03 02:40:07,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:40:07,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:40:08,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:40:08,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:40:08,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:40:08,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:40:08,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:40:08,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:40:08,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:40:08,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:40:08,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:40:08,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:40:08,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:40:08,024 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:40:08,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:40:08,027 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:40:08,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:40:08,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:40:08,032 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:40:08,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:40:08,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:40:08,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:40:08,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:40:08,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:40:08,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:40:08,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:40:08,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:40:08,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:40:08,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:40:08,058 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:40:08,061 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:40:08,062 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:40:08,063 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:40:08,065 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:40:08,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:40:08,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:40:08,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:40:08,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:40:08,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:40:08,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:40:08,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:40:08,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:40:08,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:40:08,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:40:08,115 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:40:08,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:40:08,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:40:08,116 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:40:08,116 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:40:08,117 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:40:08,117 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:40:08,118 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:40:08,118 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:40:08,119 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:40:08,119 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:40:08,119 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:40:08,119 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:40:08,120 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:40:08,120 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:40:08,121 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:40:08,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:40:08,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:40:08,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:40:08,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:40:08,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:40:08,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:40:08,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:40:08,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:40:08,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:40:08,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:40:08,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:40:08,124 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:40:08,124 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:40:08,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:40:08,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:40:08,125 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:40:08,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:40:08,126 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:40:08,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:40:08,126 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_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2022-11-03 02:40:08,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:40:08,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:40:08,472 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:40:08,473 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:40:08,474 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:40:08,475 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-11-03 02:40:08,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/data/b79e9a169/87141fafa80c4e529479255f1d88eedd/FLAG994d257c8 [2022-11-03 02:40:09,595 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:40:09,599 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2022-11-03 02:40:09,652 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/data/b79e9a169/87141fafa80c4e529479255f1d88eedd/FLAG994d257c8 [2022-11-03 02:40:10,008 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/data/b79e9a169/87141fafa80c4e529479255f1d88eedd [2022-11-03 02:40:10,011 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:40:10,012 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:40:10,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:40:10,020 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:40:10,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:40:10,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:40:10" (1/1) ... [2022-11-03 02:40:10,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cbbc4ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:10, skipping insertion in model container [2022-11-03 02:40:10,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:40:10" (1/1) ... [2022-11-03 02:40:10,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:40:10,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:40:10,557 WARN L230 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_322b05d4-f44c-466f-bb27-06c0938068b0/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-11-03 02:40:10,565 WARN L230 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_322b05d4-f44c-466f-bb27-06c0938068b0/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-11-03 02:40:11,875 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,876 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,879 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,881 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,883 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,899 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,900 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,902 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:11,902 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:12,570 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 02:40:12,581 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 02:40:12,583 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 02:40:12,587 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 02:40:12,589 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 02:40:12,590 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 02:40:12,591 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 02:40:12,592 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 02:40:12,593 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 02:40:12,594 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 02:40:12,799 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 02:40:12,922 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:12,923 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:40:13,174 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:40:13,209 WARN L230 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_322b05d4-f44c-466f-bb27-06c0938068b0/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2022-11-03 02:40:13,210 WARN L230 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_322b05d4-f44c-466f-bb27-06c0938068b0/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2022-11-03 02:40:13,294 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,296 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,297 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,298 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,298 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,313 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,316 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,318 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,319 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,385 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 02:40:13,386 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 02:40:13,387 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 02:40:13,401 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 02:40:13,403 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 02:40:13,405 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 02:40:13,406 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 02:40:13,410 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 02:40:13,411 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 02:40:13,412 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 02:40:13,449 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 02:40:13,556 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,565 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:40:13,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:40:14,064 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:40:14,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14 WrapperNode [2022-11-03 02:40:14,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:40:14,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:40:14,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:40:14,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:40:14,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,205 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,271 INFO L138 Inliner]: procedures = 693, calls = 2659, calls flagged for inlining = 56, calls inlined = 7, statements flattened = 793 [2022-11-03 02:40:14,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:40:14,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:40:14,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:40:14,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:40:14,284 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,284 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,323 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,327 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,339 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:40:14,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:40:14,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:40:14,341 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:40:14,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (1/1) ... [2022-11-03 02:40:14,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:40:14,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:40:14,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:40:14,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:40:14,450 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2022-11-03 02:40:14,451 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2022-11-03 02:40:14,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:40:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-03 02:40:14,453 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-03 02:40:14,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:40:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:40:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:40:14,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:40:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:40:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:40:14,455 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-03 02:40:14,455 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-03 02:40:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-03 02:40:14,456 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-11-03 02:40:14,456 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-11-03 02:40:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:40:14,457 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:40:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:40:14,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:40:14,458 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-03 02:40:14,458 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-03 02:40:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-03 02:40:14,459 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-03 02:40:14,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:40:14,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:40:14,813 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:40:14,815 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:40:16,323 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:40:16,562 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:40:16,562 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 02:40:16,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:40:16 BoogieIcfgContainer [2022-11-03 02:40:16,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:40:16,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:40:16,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:40:16,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:40:16,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:40:10" (1/3) ... [2022-11-03 02:40:16,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@871a915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:40:16, skipping insertion in model container [2022-11-03 02:40:16,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:40:14" (2/3) ... [2022-11-03 02:40:16,581 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@871a915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:40:16, skipping insertion in model container [2022-11-03 02:40:16,581 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:40:16" (3/3) ... [2022-11-03 02:40:16,583 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2022-11-03 02:40:16,611 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:40:16,611 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-03 02:40:16,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@871a915 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 02:40:16, skipping insertion in model container [2022-11-03 02:40:16,619 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 02:40:16,621 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 02:40:16,621 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 02:40:16,622 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 02:40:16,623 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:40:16" (3/3) ... [2022-11-03 02:40:16,627 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 02:40:16,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-03 02:40:16,637 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-11-03 02:40:16,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-03 02:40:16,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mem_release [2022-11-03 02:40:16,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-03 02:40:16,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-03 02:40:16,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2022-11-03 02:40:16,663 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 134 nodes and edges [2022-11-03 02:40:16,665 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 61 nodes and edges [2022-11-03 02:40:16,667 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-03 02:40:16,669 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-03 02:40:16,671 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-03 02:40:16,673 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-03 02:40:16,675 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 02:40:16,677 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 02:40:17,399 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 02:40:17,400 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 02:40:17,402 INFO L158 Benchmark]: Toolchain (without parser) took 7388.69ms. Allocated memory was 130.0MB in the beginning and 237.0MB in the end (delta: 107.0MB). Free memory was 83.6MB in the beginning and 133.6MB in the end (delta: -50.0MB). Peak memory consumption was 143.4MB. Max. memory is 16.1GB. [2022-11-03 02:40:17,402 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:40:17,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4046.81ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 83.5MB in the beginning and 112.9MB in the end (delta: -29.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2022-11-03 02:40:17,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 204.79ms. Allocated memory is still 174.1MB. Free memory was 112.9MB in the beginning and 102.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:40:17,404 INFO L158 Benchmark]: Boogie Preprocessor took 67.76ms. Allocated memory is still 174.1MB. Free memory was 102.4MB in the beginning and 95.1MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 02:40:17,404 INFO L158 Benchmark]: RCFGBuilder took 2225.86ms. Allocated memory was 174.1MB in the beginning and 237.0MB in the end (delta: 62.9MB). Free memory was 95.1MB in the beginning and 149.9MB in the end (delta: -54.8MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2022-11-03 02:40:17,404 INFO L158 Benchmark]: TraceAbstraction took 46.98ms. Allocated memory is still 237.0MB. Free memory was 148.8MB in the beginning and 146.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 02:40:17,405 INFO L158 Benchmark]: Witness Printer took 778.96ms. Allocated memory is still 237.0MB. Free memory was 146.7MB in the beginning and 133.6MB in the end (delta: 13.1MB). Peak memory consumption was 100.1MB. Max. memory is 16.1GB. [2022-11-03 02:40:17,407 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 109.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4046.81ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 83.5MB in the beginning and 112.9MB in the end (delta: -29.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 204.79ms. Allocated memory is still 174.1MB. Free memory was 112.9MB in the beginning and 102.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.76ms. Allocated memory is still 174.1MB. Free memory was 102.4MB in the beginning and 95.1MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2225.86ms. Allocated memory was 174.1MB in the beginning and 237.0MB in the end (delta: 62.9MB). Free memory was 95.1MB in the beginning and 149.9MB in the end (delta: -54.8MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * TraceAbstraction took 46.98ms. Allocated memory is still 237.0MB. Free memory was 148.8MB in the beginning and 146.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 778.96ms. Allocated memory is still 237.0MB. Free memory was 146.7MB in the beginning and 133.6MB in the end (delta: 13.1MB). Peak memory consumption was 100.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-03 02:40:17,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_322b05d4-f44c-466f-bb27-06c0938068b0/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE