[INFO] fetching crate display-as 0.5.0...
[INFO] documenting display-as-0.5.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate display-as 0.5.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate display-as 0.5.0 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 display-as 0.5.0
[INFO] finished tweaking crates.io crate display-as 0.5.0
[INFO] tweaked toml for crates.io crate display-as 0.5.0 written to /workspace/builds/worker-10/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded display-as-proc-macro v0.4.3
[INFO] [stderr]   Downloaded borrow-bag v1.0.0
[INFO] [stderr]   Downloaded gotham v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 0fc821a67038cd40efa12e2c5c0c3713b375ea53fce72362a3ec3e0650b12d63
[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" "0fc821a67038cd40efa12e2c5c0c3713b375ea53fce72362a3ec3e0650b12d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fc821a67038cd40efa12e2c5c0c3713b375ea53fce72362a3ec3e0650b12d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fc821a67038cd40efa12e2c5c0c3713b375ea53fce72362a3ec3e0650b12d63", kill_on_drop: false }`
[INFO] [stdout] 0fc821a67038cd40efa12e2c5c0c3713b375ea53fce72362a3ec3e0650b12d63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ce64d63133d59841711bc465e9b015051ce99394bd3f7b0210e95843543c6b93
[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" "ce64d63133d59841711bc465e9b015051ce99394bd3f7b0210e95843543c6b93", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling display-as-proc-macro v0.4.3
[INFO] [stderr]  Documenting display-as v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: incompatible link kind for `with_template`
[INFO] [stdout]   --> src/lib.rs:48:6
[INFO] [stdout]    |
[INFO] [stdout] 48 | //! [with_template!].  In these examples I will use
[INFO] [stdout]    |      ^^^^^^^^^^^^^^ help: to link to the attribute macro, prefix with `macro@`: `macro@with_template`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = note: this link resolved to an attribute macro, which is not a macro
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `mime::TEXT_URL_UTF_8`
[INFO] [stdout]   --> src/url.rs:12:35
[INFO] [stdout]    |
[INFO] [stdout] 12 |     /// The MIME type for URL is [mime::TEXT_URL_UTF_8].
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^ the module `mime` contains no item named `TEXT_URL_UTF_8`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/lib.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |   //! ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 174 | | #![cfg_attr(feature = "docinclude", doc(include = "base.html"))]
[INFO] [stdout] 175 | | //! ```
[INFO] [stdout]     | |_______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/lib.rs:178:5
[INFO] [stdout]     |
[INFO] [stdout] 178 |   //! ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 179 | | #![cfg_attr(feature = "docinclude", doc(include = "student.html"))]
[INFO] [stdout] 180 | | //!```
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> src/lib.rs:183:5
[INFO] [stdout]     |
[INFO] [stdout] 183 |   //! ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 184 | | #![cfg_attr(feature = "docinclude", doc(include = "class.html"))]
[INFO] [stdout] 185 | | //! ```
[INFO] [stdout]     | |_______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "ce64d63133d59841711bc465e9b015051ce99394bd3f7b0210e95843543c6b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce64d63133d59841711bc465e9b015051ce99394bd3f7b0210e95843543c6b93", kill_on_drop: false }`
[INFO] [stdout] ce64d63133d59841711bc465e9b015051ce99394bd3f7b0210e95843543c6b93
