[INFO] fetching crate file-lock 1.1.20...
[INFO] documenting file-lock-1.1.20 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate file-lock 1.1.20 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate file-lock 1.1.20 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f84737ed9fa041b98e4a5f30021b0388a9f2a2a72adb1e24e7c348170658da21
[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" "f84737ed9fa041b98e4a5f30021b0388a9f2a2a72adb1e24e7c348170658da21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f84737ed9fa041b98e4a5f30021b0388a9f2a2a72adb1e24e7c348170658da21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f84737ed9fa041b98e4a5f30021b0388a9f2a2a72adb1e24e7c348170658da21", kill_on_drop: false }`
[INFO] [stdout] f84737ed9fa041b98e4a5f30021b0388a9f2a2a72adb1e24e7c348170658da21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 6612fbb5c92db7521000419eb68313b4cce4c244271e05c84c2277c6cc203cfc
[INFO] running `Command { std: "docker" "start" "-a" "6612fbb5c92db7521000419eb68313b4cce4c244271e05c84c2277c6cc203cfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-lock v1.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mktemp v0.3.1
[INFO] [stdout] warning: use of deprecated item '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 item '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] [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 2.30s
[INFO] running `Command { std: "docker" "inspect" "6612fbb5c92db7521000419eb68313b4cce4c244271e05c84c2277c6cc203cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6612fbb5c92db7521000419eb68313b4cce4c244271e05c84c2277c6cc203cfc", kill_on_drop: false }`
[INFO] [stdout] 6612fbb5c92db7521000419eb68313b4cce4c244271e05c84c2277c6cc203cfc