[INFO] fetching crate rem 0.1.2...
[INFO] documenting rem-0.1.2 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rem 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rem 0.1.2 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rem 0.1.2
[INFO] finished tweaking crates.io crate rem 0.1.2
[INFO] tweaked toml for crates.io crate rem 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00782718b68c0062647b88dc3a64818b524c5b34cca75aeaa4689d732367996b
[INFO] running `Command { std: "docker" "start" "-a" "00782718b68c0062647b88dc3a64818b524c5b34cca75aeaa4689d732367996b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00782718b68c0062647b88dc3a64818b524c5b34cca75aeaa4689d732367996b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00782718b68c0062647b88dc3a64818b524c5b34cca75aeaa4689d732367996b", kill_on_drop: false }`
[INFO] [stdout] 00782718b68c0062647b88dc3a64818b524c5b34cca75aeaa4689d732367996b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cd1508a29bb12dfb8331fd19bab2da40dbe81e9ecd3ec8e906fcded6c82289b
[INFO] running `Command { std: "docker" "start" "-a" "8cd1508a29bb12dfb8331fd19bab2da40dbe81e9ecd3ec8e906fcded6c82289b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting rem v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "8cd1508a29bb12dfb8331fd19bab2da40dbe81e9ecd3ec8e906fcded6c82289b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd1508a29bb12dfb8331fd19bab2da40dbe81e9ecd3ec8e906fcded6c82289b", kill_on_drop: false }`
[INFO] [stdout] 8cd1508a29bb12dfb8331fd19bab2da40dbe81e9ecd3ec8e906fcded6c82289b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] d9c06afe6ccd744e047d416f995b417d1b9bae1feba31016324dd144b62344fa
[INFO] running `Command { std: "docker" "start" "-a" "d9c06afe6ccd744e047d416f995b417d1b9bae1feba31016324dd144b62344fa", kill_on_drop: false }`
[INFO] [stderr]  Documenting rem v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "d9c06afe6ccd744e047d416f995b417d1b9bae1feba31016324dd144b62344fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c06afe6ccd744e047d416f995b417d1b9bae1feba31016324dd144b62344fa", kill_on_drop: false }`
[INFO] [stdout] d9c06afe6ccd744e047d416f995b417d1b9bae1feba31016324dd144b62344fa