[INFO] cloning repository https://github.com/WebeWizard/lettre-gmail-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WebeWizard/lettre-gmail-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebeWizard%2Flettre-gmail-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebeWizard%2Flettre-gmail-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2c8477537b9d5d444f619bc6816b3f97d731b8c
[INFO] documenting WebeWizard/lettre-gmail-example against master#e1df625306f4136949e02612406f0c60df6008f3 for pr-96676
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWebeWizard%2Flettre-gmail-example" "/workspace/builds/worker-93/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-93/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WebeWizard/lettre-gmail-example on toolchain e1df625306f4136949e02612406f0c60df6008f3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WebeWizard/lettre-gmail-example
[INFO] finished tweaking git repo https://github.com/WebeWizard/lettre-gmail-example
[INFO] tweaked toml for git repo https://github.com/WebeWizard/lettre-gmail-example written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] crate git repo https://github.com/WebeWizard/lettre-gmail-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1df625306f4136949e02612406f0c60df6008f3" "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 c2-chacha v0.2.2
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded vcpkg v0.2.7
[INFO] [stderr]   Downloaded winutil v0.1.1
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded encoding_index_tests v0.1.4
[INFO] [stderr]   Downloaded lettre v0.9.2
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded chrono v0.4.9
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded getrandom v0.1.12
[INFO] [stderr]   Downloaded rand v0.7.2
[INFO] [stderr]   Downloaded fast_chemail v0.9.6
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded email v0.0.20
[INFO] [stderr]   Downloaded schannel v0.1.16
[INFO] [stderr]   Downloaded safemem v0.3.2
[INFO] [stderr]   Downloaded native-tls v0.2.3
[INFO] [stderr]   Downloaded mime v0.3.14
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded syn v1.0.5
[INFO] [stderr]   Downloaded proc-macro2 v1.0.3
[INFO] [stderr]   Downloaded serde_derive v1.0.101
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] [stderr]   Downloaded wasi v0.7.0
[INFO] [stderr]   Downloaded encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]   Downloaded encoding v0.2.33
[INFO] [stderr]   Downloaded openssl v0.10.24
[INFO] [stderr]   Downloaded remove_dir_all v0.5.2
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] [stderr]   Downloaded lettre_email v0.9.2
[INFO] [stderr]   Downloaded ascii_utils v0.9.3
[INFO] [stderr]   Downloaded hostname v0.1.5
[INFO] [stderr]   Downloaded cc v1.0.45
[INFO] [stderr]   Downloaded openssl-sys v0.9.49
[INFO] [stderr]   Downloaded security-framework v0.3.1
[INFO] [stderr]   Downloaded security-framework-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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" "+e1df625306f4136949e02612406f0c60df6008f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f10bf5b9e66980c63c17f33eb8459f5ca4f065ccadd662f8efe4b210b7161218
[INFO] running `Command { std: "docker" "start" "-a" "f10bf5b9e66980c63c17f33eb8459f5ca4f065ccadd662f8efe4b210b7161218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f10bf5b9e66980c63c17f33eb8459f5ca4f065ccadd662f8efe4b210b7161218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10bf5b9e66980c63c17f33eb8459f5ca4f065ccadd662f8efe4b210b7161218", kill_on_drop: false }`
[INFO] [stdout] f10bf5b9e66980c63c17f33eb8459f5ca4f065ccadd662f8efe4b210b7161218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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=forbid" "-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" "+e1df625306f4136949e02612406f0c60df6008f3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f3141925696e641d804379cc59c6a47337c59d247bf38a96618a4b3ccea0145
[INFO] running `Command { std: "docker" "start" "-a" "7f3141925696e641d804379cc59c6a47337c59d247bf38a96618a4b3ccea0145", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "7f3141925696e641d804379cc59c6a47337c59d247bf38a96618a4b3ccea0145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f3141925696e641d804379cc59c6a47337c59d247bf38a96618a4b3ccea0145", kill_on_drop: false }`
[INFO] [stdout] 7f3141925696e641d804379cc59c6a47337c59d247bf38a96618a4b3ccea0145