[INFO] fetching crate file-lock 1.1.20...
[INFO] documenting file-lock-1.1.20 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate file-lock 1.1.20 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate file-lock 1.1.20 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file-lock 1.1.20
[INFO] finished tweaking crates.io crate file-lock 1.1.20
[INFO] tweaked toml for crates.io crate file-lock 1.1.20 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 542ed6a8454461cb8bd585460fbb5efe1a33e2ca9d28274cb16dbb8a7ea1a2c8
[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" "542ed6a8454461cb8bd585460fbb5efe1a33e2ca9d28274cb16dbb8a7ea1a2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "542ed6a8454461cb8bd585460fbb5efe1a33e2ca9d28274cb16dbb8a7ea1a2c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "542ed6a8454461cb8bd585460fbb5efe1a33e2ca9d28274cb16dbb8a7ea1a2c8", kill_on_drop: false }`
[INFO] [stdout] 542ed6a8454461cb8bd585460fbb5efe1a33e2ca9d28274cb16dbb8a7ea1a2c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 546c12c625bfc7076723e42162ff2ab24df37b8b4b086935117c5e4ccf1f39ee
[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" "546c12c625bfc7076723e42162ff2ab24df37b8b4b086935117c5e4ccf1f39ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-lock v1.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stdout] warning: use of deprecated struct `gcc::Build`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 |   gcc::Build::new()
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 |   gcc::Build::new()
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking mktemp v0.3.1
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting file-lock v1.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "546c12c625bfc7076723e42162ff2ab24df37b8b4b086935117c5e4ccf1f39ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "546c12c625bfc7076723e42162ff2ab24df37b8b4b086935117c5e4ccf1f39ee", kill_on_drop: false }`
[INFO] [stdout] 546c12c625bfc7076723e42162ff2ab24df37b8b4b086935117c5e4ccf1f39ee