[INFO] fetching crate esl01-dag 0.2.1...
[INFO] documenting esl01-dag-0.2.1 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate esl01-dag 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate esl01-dag 0.2.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esl01-dag 0.2.1
[INFO] finished tweaking crates.io crate esl01-dag 0.2.1
[INFO] tweaked toml for crates.io crate esl01-dag 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded esl01-indexedlog v0.1.2
[INFO] [stderr]   Downloaded esl01-drawdag v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d6d4b543d8f66d203da085fadffb2d641f15da53bb5647c695bda3e6bc51812
[INFO] running `Command { std: "docker" "start" "-a" "6d6d4b543d8f66d203da085fadffb2d641f15da53bb5647c695bda3e6bc51812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d6d4b543d8f66d203da085fadffb2d641f15da53bb5647c695bda3e6bc51812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d6d4b543d8f66d203da085fadffb2d641f15da53bb5647c695bda3e6bc51812", kill_on_drop: false }`
[INFO] [stdout] 6d6d4b543d8f66d203da085fadffb2d641f15da53bb5647c695bda3e6bc51812
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b01e1301d8c8ff71b1dda6c57fdfaf2de687864a86b24efb255a17a6a2dddf4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0b01e1301d8c8ff71b1dda6c57fdfaf2de687864a86b24efb255a17a6a2dddf4", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking esl01-drawdag v0.1.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking twox-hash v1.6.0
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking esl01-minibytes v0.2.0
[INFO] [stderr]     Checking esl01-indexedlog v0.1.2
[INFO] [stderr]  Documenting esl01-dag v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `IdMap`
[INFO] [stdout]   --> src/iddag.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 | /// [`IdDag`] is often used together with [`IdMap`] to allow customized names
[INFO] [stdout]    |                                            ^^^^^^^ the module `iddag` contains no item named `IdMap`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `NameDag`
[INFO] [stdout]   --> src/iddag.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 | /// on vertexes. The [`NameDag`] type provides an easy-to-use interface to
[INFO] [stdout]    |                       ^^^^^^^^^ the module `iddag` contains no item named `NameDag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdMap`
[INFO] [stdout]   --> src/iddag.rs:41:25
[INFO] [stdout]    |
[INFO] [stdout] 41 | /// keep [`IdDag`] and [`IdMap`] in sync.
[INFO] [stdout]    |                         ^^^^^^^ the module `iddag` contains no item named `IdMap`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdMap`
[INFO] [stdout]   --> src/iddag.rs:39:44
[INFO] [stdout]    |
[INFO] [stdout] 39 | /// [`IdDag`] is often used together with [`IdMap`] to allow customized names
[INFO] [stdout]    |                                            ^^^^^^^ the module `iddag` contains no item named `IdMap`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: public documentation for `prepare_filesystem_sync` links to private item `SyncableIdDag`
[INFO] [stdout]    --> src/iddag.rs:218:19
[INFO] [stdout]     |
[INFO] [stdout] 218 |     /// Return a [`SyncableIdDag`] instance that provides race-free
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^ this item is private
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(private_intra_doc_links)]` on by default
[INFO] [stdout]     = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: public documentation for `prepare_filesystem_sync` links to private item `SyncableIdDag`
[INFO] [stdout]    --> src/iddag.rs:221:14
[INFO] [stdout]     |
[INFO] [stdout] 221 |     /// The [`SyncableIdDag`] instance provides a `sync` method that
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^ this item is private
[INFO] [stdout]     |
[INFO] [stdout]     = note: this link resolves only because you passed `--document-private-items`, but will break without
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdDag::reload`
[INFO] [stdout]     --> src/iddag.rs:1558:54
[INFO] [stdout]      |
[INFO] [stdout] 1558 |     /// The newly written entries can be fetched by [`IdDag::reload`].
[INFO] [stdout]      |                                                      ^^^^^^^^^^^^^^^ the struct `IdDag` has no field or associated item named `reload`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdMap::make_writable`
[INFO] [stdout]   --> src/idmap.rs:74:23
[INFO] [stdout]    |
[INFO] [stdout] 74 |     /// access, call [`IdMap::make_writable`] to get a writable instance.
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^ the struct `IdMap` has no field or associated item named `make_writable`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Dag`
[INFO] [stdout]   --> src/namedag.rs:55:67
[INFO] [stdout]    |
[INFO] [stdout] 55 | /// A high-level wrapper structure. Combination of [`IdMap`] and [`Dag`].
[INFO] [stdout]    |                                                                   ^^^^^ the module `namedag` contains no item named `Dag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdMap`
[INFO] [stdout]   --> src/nameset/id_static.rs:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 | /// A set backed by [`SpanSet`] + [`IdMap`].
[INFO] [stdout]    |                                    ^^^^^^^ the module `id_static` contains no item named `IdMap`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdMap`
[INFO] [stdout]    --> src/nameset/mod.rs:100:36
[INFO] [stdout]     |
[INFO] [stdout] 100 |     /// Creates from [`SpanSet`], [`IdMap`] and [`DagAlgorithm`].
[INFO] [stdout]     |                                    ^^^^^^^ the module `nameset` contains no item named `IdMap`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `SpanSet`
[INFO] [stdout]   --> src/ops.rs:35:20
[INFO] [stdout]    |
[INFO] [stdout] 35 |     /// Returns a [`SpanSet`] that covers all vertexes tracked by this DAG.
[INFO] [stdout]    |                    ^^^^^^^^^ the module `ops` contains no item named `SpanSet`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `NameDag::parent_names`
[INFO] [stdout]   --> src/ops.rs:43:51
[INFO] [stdout]    |
[INFO] [stdout] 43 |     /// Note: Parent order is not preserved. Use [`NameDag::parent_names`]
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^ the module `ops` contains no item named `NameDag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `SpanSet`
[INFO] [stdout]    --> src/ops.rs:273:34
[INFO] [stdout]     |
[INFO] [stdout] 273 |     /// Converts [`NameSet`] to [`SpanSet`].
[INFO] [stdout]     |                                  ^^^^^^^^^ the module `ops` contains no item named `SpanSet`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `SpanSet`
[INFO] [stdout]    --> src/ops.rs:278:19
[INFO] [stdout]     |
[INFO] [stdout] 278 |     /// Converts [`SpanSet`] to [`NameSet`].
[INFO] [stdout]     |                   ^^^^^^^^^ the module `ops` contains no item named `SpanSet`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdDag`
[INFO] [stdout]   --> src/segment.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | //! Segmented DAG. See [`IdDag`] for the main structure.
[INFO] [stdout]    |                         ^^^^^^^ the module `segment` contains no item named `IdDag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdDag`
[INFO] [stdout]   --> src/segment.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 | //! There are 2 flavors of DAG: [`IdDag`] and [`SyncableIdDag`]. [`IdDag`] loads
[INFO] [stdout]    |                                  ^^^^^^^ the module `segment` contains no item named `IdDag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `SyncableIdDag`
[INFO] [stdout]   --> src/segment.rs:12:48
[INFO] [stdout]    |
[INFO] [stdout] 12 | //! There are 2 flavors of DAG: [`IdDag`] and [`SyncableIdDag`]. [`IdDag`] loads
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^ the module `segment` contains no item named `SyncableIdDag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdDag`
[INFO] [stdout]   --> src/segment.rs:12:67
[INFO] [stdout]    |
[INFO] [stdout] 12 | //! There are 2 flavors of DAG: [`IdDag`] and [`SyncableIdDag`]. [`IdDag`] loads
[INFO] [stdout]    |                                                                   ^^^^^^^ the module `segment` contains no item named `IdDag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `SyncableIdDag`
[INFO] [stdout]   --> src/segment.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 | //! have in-memory-only changes. [`SyncableIdDag`] is the only way to update
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^ the module `segment` contains no item named `SyncableIdDag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `IdDag`
[INFO] [stdout]   --> src/segment.rs:29:54
[INFO] [stdout]    |
[INFO] [stdout] 29 | /// [`Segment`] represents a range of [`Id`]s in an [`IdDag`] graph.
[INFO] [stdout]    |                                                      ^^^^^^^ the module `segment` contains no item named `IdDag`
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `SpanSet`
[INFO] [stdout]    --> src/ops.rs:323:19
[INFO] [stdout]     |
[INFO] [stdout] 323 |     /// Converts [`SpanSet`] to [`NameSet`].
[INFO] [stdout]     |                   ^^^^^^^^^ the module `ops` contains no item named `SpanSet`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.75s
[INFO] running `Command { std: "docker" "inspect" "0b01e1301d8c8ff71b1dda6c57fdfaf2de687864a86b24efb255a17a6a2dddf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b01e1301d8c8ff71b1dda6c57fdfaf2de687864a86b24efb255a17a6a2dddf4", kill_on_drop: false }`
[INFO] [stdout] 0b01e1301d8c8ff71b1dda6c57fdfaf2de687864a86b24efb255a17a6a2dddf4
