[INFO] fetching crate meddl_translate 1.3.0...
[INFO] checking meddl_translate-1.3.0 against 1.95.0 for pr-155915
[INFO] extracting crate meddl_translate 1.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate meddl_translate 1.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate meddl_translate 1.3.0
[INFO] tweaked toml for crates.io crate meddl_translate 1.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate meddl_translate 1.3.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate meddl_translate 1.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36f0ac8797b72de093a85b09bae9d91642ba0d1c0c8e695dc07f3ced0cc3c852
[INFO] running `Command { std: "docker" "start" "-a" "36f0ac8797b72de093a85b09bae9d91642ba0d1c0c8e695dc07f3ced0cc3c852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f0ac8797b72de093a85b09bae9d91642ba0d1c0c8e695dc07f3ced0cc3c852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f0ac8797b72de093a85b09bae9d91642ba0d1c0c8e695dc07f3ced0cc3c852", kill_on_drop: false }`
[INFO] [stdout] 36f0ac8797b72de093a85b09bae9d91642ba0d1c0c8e695dc07f3ced0cc3c852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd5caed30947ae254bf73409afe716716f5b0642ff4a272f3a1bd7ac23dfa3a3
[INFO] running `Command { std: "docker" "start" "-a" "cd5caed30947ae254bf73409afe716716f5b0642ff4a272f3a1bd7ac23dfa3a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking meddl_translate v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/large-input.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/large-input.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 |     use test::{black_box, Bencher};
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `meddl_translate` (bench "large-input") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "cd5caed30947ae254bf73409afe716716f5b0642ff4a272f3a1bd7ac23dfa3a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd5caed30947ae254bf73409afe716716f5b0642ff4a272f3a1bd7ac23dfa3a3", kill_on_drop: false }`
[INFO] [stdout] cd5caed30947ae254bf73409afe716716f5b0642ff4a272f3a1bd7ac23dfa3a3
