[INFO] cloning repository https://github.com/sengirab/RocketDiesel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sengirab/RocketDiesel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsengirab%2FRocketDiesel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsengirab%2FRocketDiesel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 27b66f19df3111d853201221a03c855e49f71d4d
[INFO] documenting sengirab/RocketDiesel against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsengirab%2FRocketDiesel" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sengirab/RocketDiesel on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sengirab/RocketDiesel
[INFO] finished tweaking git repo https://github.com/sengirab/RocketDiesel
[INFO] tweaked toml for git repo https://github.com/sengirab/RocketDiesel written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/sengirab/RocketDiesel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d540cc161c03521d71fe4892be98f6ddfa4c18a2432fb8b9a224e324315eaf9f
[INFO] running `Command { std: "docker" "start" "-a" "d540cc161c03521d71fe4892be98f6ddfa4c18a2432fb8b9a224e324315eaf9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d540cc161c03521d71fe4892be98f6ddfa4c18a2432fb8b9a224e324315eaf9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d540cc161c03521d71fe4892be98f6ddfa4c18a2432fb8b9a224e324315eaf9f", kill_on_drop: false }`
[INFO] [stdout] d540cc161c03521d71fe4892be98f6ddfa4c18a2432fb8b9a224e324315eaf9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4352af04e9b71cd2a544bb08febad74c30ce39ab4d943863b3945d67cfe5d9a
[INFO] running `Command { std: "docker" "start" "-a" "e4352af04e9b71cd2a544bb08febad74c30ce39ab4d943863b3945d67cfe5d9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]     Checking authentication v0.1.0 (/opt/rustwide/workdir/src/authentication)
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling pear_codegen v0.0.20
[INFO] [stderr]    Compiling rocket v0.3.16
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]    Compiling rocket_codegen v0.3.16
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking r2d2 v0.8.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling diesel_derives v1.3.0
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/src/macros)
[INFO] [stderr]     Checking serde_json v1.0.28
[INFO] [stderr]     Checking dotenv v0.8.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/macros/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(extern_crate_item_prelude)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `macros`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e4352af04e9b71cd2a544bb08febad74c30ce39ab4d943863b3945d67cfe5d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4352af04e9b71cd2a544bb08febad74c30ce39ab4d943863b3945d67cfe5d9a", kill_on_drop: false }`
[INFO] [stdout] e4352af04e9b71cd2a544bb08febad74c30ce39ab4d943863b3945d67cfe5d9a
