[INFO] fetching crate class2json 0.1.0...
[INFO] documenting class2json-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate class2json 0.1.0 into /workspace/builds/worker-60/source
[INFO] validating manifest of crates.io crate class2json 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate class2json 0.1.0
[INFO] finished tweaking crates.io crate class2json 0.1.0
[INFO] tweaked toml for crates.io crate class2json 0.1.0 written to /workspace/builds/worker-60/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v1.0.2
[INFO] [stderr]   Downloaded erased-serde v0.3.20
[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded ryu v1.0.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cff15e394258ad8320f1bb036a60faf2caadf14a7bc42d2fdea655d76adee087
[INFO] running `Command { std: "docker" "start" "-a" "cff15e394258ad8320f1bb036a60faf2caadf14a7bc42d2fdea655d76adee087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cff15e394258ad8320f1bb036a60faf2caadf14a7bc42d2fdea655d76adee087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff15e394258ad8320f1bb036a60faf2caadf14a7bc42d2fdea655d76adee087", kill_on_drop: false }`
[INFO] [stdout] cff15e394258ad8320f1bb036a60faf2caadf14a7bc42d2fdea655d76adee087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e5ed38158718d072e5caaa379fc86c8cfd43f88c9a28271972925a47d4fe418
[INFO] running `Command { std: "docker" "start" "-a" "0e5ed38158718d072e5caaa379fc86c8cfd43f88c9a28271972925a47d4fe418", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling erased-serde v0.3.20
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]  Documenting class2json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.87s
[INFO] running `Command { std: "docker" "inspect" "0e5ed38158718d072e5caaa379fc86c8cfd43f88c9a28271972925a47d4fe418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5ed38158718d072e5caaa379fc86c8cfd43f88c9a28271972925a47d4fe418", kill_on_drop: false }`
[INFO] [stdout] 0e5ed38158718d072e5caaa379fc86c8cfd43f88c9a28271972925a47d4fe418