[INFO] cloning repository https://github.com/cecton/imap-copy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cecton/imap-copy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-copy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-copy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76d4f03ab7c89eb58d4eb6e34a651013a9bb8cdc
[INFO] documenting cecton/imap-copy against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcecton%2Fimap-copy" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cecton/imap-copy 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 git repo https://github.com/cecton/imap-copy
[INFO] finished tweaking git repo https://github.com/cecton/imap-copy
[INFO] tweaked toml for git repo https://github.com/cecton/imap-copy written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/cecton/imap-copy already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 3ec2d16615a1bc4bb5078474592453f0c6a2e510b472f35bee3606b9f1c85b0f
[INFO] running `Command { std: "docker" "start" "-a" "3ec2d16615a1bc4bb5078474592453f0c6a2e510b472f35bee3606b9f1c85b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ec2d16615a1bc4bb5078474592453f0c6a2e510b472f35bee3606b9f1c85b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec2d16615a1bc4bb5078474592453f0c6a2e510b472f35bee3606b9f1c85b0f", kill_on_drop: false }`
[INFO] [stdout] 3ec2d16615a1bc4bb5078474592453f0c6a2e510b472f35bee3606b9f1c85b0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 6fa97a5e81fb192429570360691b6901a650bf8098cb018ae5aca26cc46b4d9c
[INFO] running `Command { std: "docker" "start" "-a" "6fa97a5e81fb192429570360691b6901a650bf8098cb018ae5aca26cc46b4d9c", 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]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking byte-tools v0.3.0
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking opaque-debug v0.2.1
[INFO] [stderr]     Checking block-padding v0.1.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking base64 v0.10.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking block-buffer v0.7.1
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking imap-proto v0.7.0
[INFO] [stderr]     Checking imap v0.10.0
[INFO] [stderr]  Documenting imap-copy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "6fa97a5e81fb192429570360691b6901a650bf8098cb018ae5aca26cc46b4d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa97a5e81fb192429570360691b6901a650bf8098cb018ae5aca26cc46b4d9c", kill_on_drop: false }`
[INFO] [stdout] 6fa97a5e81fb192429570360691b6901a650bf8098cb018ae5aca26cc46b4d9c