[INFO] fetching crate caffe2op-stats 0.1.5-alpha.0...
[INFO] documenting caffe2op-stats-0.1.5-alpha.0 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate caffe2op-stats 0.1.5-alpha.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate caffe2op-stats 0.1.5-alpha.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caffe2op-stats 0.1.5-alpha.0
[INFO] finished tweaking crates.io crate caffe2op-stats 0.1.5-alpha.0
[INFO] tweaked toml for crates.io crate caffe2op-stats 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" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e2e2cb3440ee8ca46f8a3abd49bd3bd8acc2ed5abdc5158f50ab23f03e02592
[INFO] running `Command { std: "docker" "start" "-a" "0e2e2cb3440ee8ca46f8a3abd49bd3bd8acc2ed5abdc5158f50ab23f03e02592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e2e2cb3440ee8ca46f8a3abd49bd3bd8acc2ed5abdc5158f50ab23f03e02592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2e2cb3440ee8ca46f8a3abd49bd3bd8acc2ed5abdc5158f50ab23f03e02592", kill_on_drop: false }`
[INFO] [stdout] 0e2e2cb3440ee8ca46f8a3abd49bd3bd8acc2ed5abdc5158f50ab23f03e02592
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bebfb5b24f52d49120add8fed4685f532cee7d0b2384bb5d6f69d4093cd67601
[INFO] running `Command { std: "docker" "start" "-a" "bebfb5b24f52d49120add8fed4685f532cee7d0b2384bb5d6f69d4093cd67601", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling system-deps v6.2.0
[INFO] [stderr]    Compiling opencv-binding-generator v0.56.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking caffe2-proto v0.1.5-alpha.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling caffe2-derive v0.1.5-alpha.0
[INFO] [stderr]     Checking stdext v0.3.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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] [stderr]    Compiling zmq-sys v0.12.0
[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` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bebfb5b24f52d49120add8fed4685f532cee7d0b2384bb5d6f69d4093cd67601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bebfb5b24f52d49120add8fed4685f532cee7d0b2384bb5d6f69d4093cd67601", kill_on_drop: false }`
[INFO] [stdout] bebfb5b24f52d49120add8fed4685f532cee7d0b2384bb5d6f69d4093cd67601
[INFO] documenting caffe2op-stats-0.1.5-alpha.0 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate caffe2op-stats 0.1.5-alpha.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate caffe2op-stats 0.1.5-alpha.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caffe2op-stats 0.1.5-alpha.0
[INFO] finished tweaking crates.io crate caffe2op-stats 0.1.5-alpha.0
[INFO] tweaked toml for crates.io crate caffe2op-stats 0.1.5-alpha.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad19c6dfc1223f155a682828995a58bfa06ffbc73d6f53e6dd9c849e1c571a4f
[INFO] running `Command { std: "docker" "start" "-a" "ad19c6dfc1223f155a682828995a58bfa06ffbc73d6f53e6dd9c849e1c571a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad19c6dfc1223f155a682828995a58bfa06ffbc73d6f53e6dd9c849e1c571a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad19c6dfc1223f155a682828995a58bfa06ffbc73d6f53e6dd9c849e1c571a4f", kill_on_drop: false }`
[INFO] [stdout] ad19c6dfc1223f155a682828995a58bfa06ffbc73d6f53e6dd9c849e1c571a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4bc8424a10bdd5d8b6507f15ed5bcc4f8acf9a0f14d6816e59f09040bb648b0
[INFO] running `Command { std: "docker" "start" "-a" "c4bc8424a10bdd5d8b6507f15ed5bcc4f8acf9a0f14d6816e59f09040bb648b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling system-deps v6.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling opencv v0.77.0
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking caffe2-proto v0.1.5-alpha.0
[INFO] [stderr]     Checking mt19937 v2.0.1
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]     Checking stdext v0.3.1
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling caffe2-derive v0.1.5-alpha.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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] [stderr]    Compiling zmq-sys v0.12.0
[INFO] [stdout] error: aborting due to 1 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` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c4bc8424a10bdd5d8b6507f15ed5bcc4f8acf9a0f14d6816e59f09040bb648b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4bc8424a10bdd5d8b6507f15ed5bcc4f8acf9a0f14d6816e59f09040bb648b0", kill_on_drop: false }`
[INFO] [stdout] c4bc8424a10bdd5d8b6507f15ed5bcc4f8acf9a0f14d6816e59f09040bb648b0
