[INFO] cloning repository https://github.com/wgslr/vimbrute
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wgslr/vimbrute" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwgslr%2Fvimbrute", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwgslr%2Fvimbrute'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 323487f11432617d8234a510227eff4fc06c32cc
[INFO] documenting wgslr/vimbrute 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%2Fwgslr%2Fvimbrute" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wgslr/vimbrute 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/wgslr/vimbrute
[INFO] finished tweaking git repo https://github.com/wgslr/vimbrute
[INFO] tweaked toml for git repo https://github.com/wgslr/vimbrute written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/wgslr/vimbrute 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 52e19989b70f85cf80432ad10c151420ec93b5628522514b8a85c215a14f819d
[INFO] running `Command { std: "docker" "start" "-a" "52e19989b70f85cf80432ad10c151420ec93b5628522514b8a85c215a14f819d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52e19989b70f85cf80432ad10c151420ec93b5628522514b8a85c215a14f819d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e19989b70f85cf80432ad10c151420ec93b5628522514b8a85c215a14f819d", kill_on_drop: false }`
[INFO] [stdout] 52e19989b70f85cf80432ad10c151420ec93b5628522514b8a85c215a14f819d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 2d703db0c2514885a930d5442936526003f52d9b5ee4c4e82db404df5bb90d57
[INFO] running `Command { std: "docker" "start" "-a" "2d703db0c2514885a930d5442936526003f52d9b5ee4c4e82db404df5bb90d57", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking block-buffer v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.0
[INFO] [stderr]     Checking blowfish v0.5.0
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]  Documenting vimbrute v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `vimbrute`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name vimbrute src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern blowfish=/opt/rustwide/target/debug/deps/libblowfish-9952c265bbfd45d5.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-461198e3a3e1689c.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-1865b0d33b167721.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-61db9d3293d45212.rmeta --extern generic_array=/opt/rustwide/target/debug/deps/libgeneric_array-3d850723ce1e2557.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-0d870bc7fdc49f01.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-d46b198dd96781c9.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-f663978cd48f2070.rmeta --extern threadpool=/opt/rustwide/target/debug/deps/libthreadpool-279912fc28bbe7c9.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "2d703db0c2514885a930d5442936526003f52d9b5ee4c4e82db404df5bb90d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d703db0c2514885a930d5442936526003f52d9b5ee4c4e82db404df5bb90d57", kill_on_drop: false }`
[INFO] [stdout] 2d703db0c2514885a930d5442936526003f52d9b5ee4c4e82db404df5bb90d57
