[INFO] fetching crate ia-sandbox 0.2.0...
[INFO] documenting ia-sandbox-0.2.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate ia-sandbox 0.2.0 into /workspace/builds/worker-92/source
[INFO] validating manifest of crates.io crate ia-sandbox 0.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ia-sandbox 0.2.0
[INFO] finished tweaking crates.io crate ia-sandbox 0.2.0
[INFO] tweaked toml for crates.io crate ia-sandbox 0.2.0 written to /workspace/builds/worker-92/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 897740c4b739e5810e95532c6d0cf489e1ca24c4c867e291d6d1e0eb432dcf26
[INFO] running `Command { std: "docker" "start" "-a" "897740c4b739e5810e95532c6d0cf489e1ca24c4c867e291d6d1e0eb432dcf26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "897740c4b739e5810e95532c6d0cf489e1ca24c4c867e291d6d1e0eb432dcf26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "897740c4b739e5810e95532c6d0cf489e1ca24c4c867e291d6d1e0eb432dcf26", kill_on_drop: false }`
[INFO] [stdout] 897740c4b739e5810e95532c6d0cf489e1ca24c4c867e291d6d1e0eb432dcf26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-92/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d101a9f991809a22f3959651508601f5229e878f029b6dd58a9ee951684bfa6
[INFO] running `Command { std: "docker" "start" "-a" "4d101a9f991809a22f3959651508601f5229e878f029b6dd58a9ee951684bfa6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]  Documenting ia-sandbox v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/ffi.rs:144:6
[INFO] [stdout]     |
[INFO] [stdout] 144 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:16:70
[INFO] [stdout]     |
[INFO] [stdout] 16  |     unused_qualifications, unused_results, variant_size_differences, warnings
[INFO] [stdout]     |                                                                      ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.43s
[INFO] running `Command { std: "docker" "inspect" "4d101a9f991809a22f3959651508601f5229e878f029b6dd58a9ee951684bfa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d101a9f991809a22f3959651508601f5229e878f029b6dd58a9ee951684bfa6", kill_on_drop: false }`
[INFO] [stdout] 4d101a9f991809a22f3959651508601f5229e878f029b6dd58a9ee951684bfa6
