[INFO] fetching crate mft 0.5.3...
[INFO] documenting mft-0.5.3 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate mft 0.5.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mft 0.5.3 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 mft 0.5.3
[INFO] finished tweaking crates.io crate mft 0.5.3
[INFO] tweaked toml for crates.io crate mft 0.5.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate mft 0.5.3 already has a lockfile, it will not be regenerated
[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 rexpect v0.3.0
[INFO] [stderr]   Downloaded winstructs v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9a24c24e1860c4be25deab6d39703fcb325d9c00fa691282ab03aa2f6c8e4604
[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" "9a24c24e1860c4be25deab6d39703fcb325d9c00fa691282ab03aa2f6c8e4604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a24c24e1860c4be25deab6d39703fcb325d9c00fa691282ab03aa2f6c8e4604", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a24c24e1860c4be25deab6d39703fcb325d9c00fa691282ab03aa2f6c8e4604", kill_on_drop: false }`
[INFO] [stdout] 9a24c24e1860c4be25deab6d39703fcb325d9c00fa691282ab03aa2f6c8e4604
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bea0c800cc13bfb0447316b6e95e5e401466e2aaa4aea2f98ded3cae5e58455c
[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" "bea0c800cc13bfb0447316b6e95e5e401466e2aaa4aea2f98ded3cae5e58455c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking dialoguer v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling indoc-impl v0.3.5
[INFO] [stderr]     Checking indoc v0.3.5
[INFO] [stderr]     Checking thiserror v1.0.15
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking simplelog v0.7.5
[INFO] [stderr]     Checking winstructs v0.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling mft v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting mft v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `6`
[INFO] [stdout]    --> src/attribute/header.rs:148:24
[INFO] [stdout]     |
[INFO] [stdout] 148 |     /// Reserved UCHAR[6]
[INFO] [stdout]     |                        ^ the module `header` contains no item named `6`
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `Command { std: "docker" "inspect" "bea0c800cc13bfb0447316b6e95e5e401466e2aaa4aea2f98ded3cae5e58455c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bea0c800cc13bfb0447316b6e95e5e401466e2aaa4aea2f98ded3cae5e58455c", kill_on_drop: false }`
[INFO] [stdout] bea0c800cc13bfb0447316b6e95e5e401466e2aaa4aea2f98ded3cae5e58455c
