[INFO] fetching crate caffe2op-nmsbox 0.1.5-alpha.0...
[INFO] documenting caffe2op-nmsbox-0.1.5-alpha.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate caffe2op-nmsbox 0.1.5-alpha.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate caffe2op-nmsbox 0.1.5-alpha.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caffe2op-nmsbox 0.1.5-alpha.0
[INFO] finished tweaking crates.io crate caffe2op-nmsbox 0.1.5-alpha.0
[INFO] tweaked toml for crates.io crate caffe2op-nmsbox 0.1.5-alpha.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbb3b22e798211903fc73539c8cf7a00b29b82511126aeb14564ec24e0f01774
[INFO] running `Command { std: "docker" "start" "-a" "bbb3b22e798211903fc73539c8cf7a00b29b82511126aeb14564ec24e0f01774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbb3b22e798211903fc73539c8cf7a00b29b82511126aeb14564ec24e0f01774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb3b22e798211903fc73539c8cf7a00b29b82511126aeb14564ec24e0f01774", kill_on_drop: false }`
[INFO] [stdout] bbb3b22e798211903fc73539c8cf7a00b29b82511126aeb14564ec24e0f01774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe6c9b4dc1b33609cd948bd3ee01534fc2ef9c253e69286f573aba45af4b1566
[INFO] running `Command { std: "docker" "start" "-a" "fe6c9b4dc1b33609cd948bd3ee01534fc2ef9c253e69286f573aba45af4b1566", kill_on_drop: false }`
[INFO] [stderr]    Compiling zmq-sys v0.12.0
[INFO] [stderr]    Compiling opencv v0.77.0
[INFO] [stderr]    Compiling pyo3-macros v0.18.3
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking caffe2-proto v0.1.5-alpha.0
[INFO] [stderr]     Checking test-context v0.1.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/caffe2-proto-0.1.5-alpha.0/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[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 `caffe2-proto` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fe6c9b4dc1b33609cd948bd3ee01534fc2ef9c253e69286f573aba45af4b1566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6c9b4dc1b33609cd948bd3ee01534fc2ef9c253e69286f573aba45af4b1566", kill_on_drop: false }`
[INFO] [stdout] fe6c9b4dc1b33609cd948bd3ee01534fc2ef9c253e69286f573aba45af4b1566
