[INFO] fetching crate caffe2op-fullyconnected 0.1.5-alpha.0...
[INFO] documenting caffe2op-fullyconnected-0.1.5-alpha.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate caffe2op-fullyconnected 0.1.5-alpha.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate caffe2op-fullyconnected 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-fullyconnected 0.1.5-alpha.0
[INFO] finished tweaking crates.io crate caffe2op-fullyconnected 0.1.5-alpha.0
[INFO] tweaked toml for crates.io crate caffe2op-fullyconnected 0.1.5-alpha.0 written to /workspace/builds/worker-7-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] 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]  Downloading crates ...
[INFO] [stderr]   Downloaded caffe2-common v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-event v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-prof v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-tensor v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-init v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-threadpool v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-context v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-util v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-math v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-operator v0.1.5-alpha.0
[INFO] [stderr]   Downloaded caffe2-c10 v0.1.5-alpha.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 014232eba6107effea7312cfe399cf6239dbf44154b8c3935ad24a8c3438fe56
[INFO] running `Command { std: "docker" "start" "-a" "014232eba6107effea7312cfe399cf6239dbf44154b8c3935ad24a8c3438fe56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "014232eba6107effea7312cfe399cf6239dbf44154b8c3935ad24a8c3438fe56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014232eba6107effea7312cfe399cf6239dbf44154b8c3935ad24a8c3438fe56", kill_on_drop: false }`
[INFO] [stdout] 014232eba6107effea7312cfe399cf6239dbf44154b8c3935ad24a8c3438fe56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 05cfe174ca24e5ebec5e231543f78bb5a8351fb775c2de50f9fd94791c210ba2
[INFO] running `Command { std: "docker" "start" "-a" "05cfe174ca24e5ebec5e231543f78bb5a8351fb775c2de50f9fd94791c210ba2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zmq-sys v0.12.0
[INFO] [stderr]    Compiling opencv v0.77.0
[INFO] [stderr]     Checking nalgebra v0.29.0
[INFO] [stderr]     Checking caffe2-proto v0.1.5-alpha.0
[INFO] [stderr]     Checking pyo3 v0.18.3
[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" "05cfe174ca24e5ebec5e231543f78bb5a8351fb775c2de50f9fd94791c210ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05cfe174ca24e5ebec5e231543f78bb5a8351fb775c2de50f9fd94791c210ba2", kill_on_drop: false }`
[INFO] [stdout] 05cfe174ca24e5ebec5e231543f78bb5a8351fb775c2de50f9fd94791c210ba2
