[INFO] fetching crate lightmotif-transfac 0.6.0...
[INFO] checking lightmotif-transfac-0.6.0 against 1.95.0 for pr-155915
[INFO] extracting crate lightmotif-transfac 0.6.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate lightmotif-transfac 0.6.0
[INFO] finished tweaking crates.io crate lightmotif-transfac 0.6.0
[INFO] tweaked toml for crates.io crate lightmotif-transfac 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lightmotif-transfac 0.6.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding lightmotif v0.6.0 (available: v0.10.1)
[INFO] [stderr]       Adding lightmotif-io v0.6.0 (available: v0.10.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded lightmotif-io v0.6.0
[INFO] [stderr]   Downloaded lightmotif v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 617495edc446c65afab7030d61d5773093c4ddfa418a83e44ce2a8070676f768
[INFO] running `Command { std: "docker" "start" "-a" "617495edc446c65afab7030d61d5773093c4ddfa418a83e44ce2a8070676f768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "617495edc446c65afab7030d61d5773093c4ddfa418a83e44ce2a8070676f768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "617495edc446c65afab7030d61d5773093c4ddfa418a83e44ce2a8070676f768", kill_on_drop: false }`
[INFO] [stdout] 617495edc446c65afab7030d61d5773093c4ddfa418a83e44ce2a8070676f768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5f336cee87a6488893ef88fcefc25ba4c8f02a35075bafda97e72b7d1816079e
[INFO] running `Command { std: "docker" "start" "-a" "5f336cee87a6488893ef88fcefc25ba4c8f02a35075bafda97e72b7d1816079e", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]     Checking lightmotif v0.6.0
[INFO] [stderr]     Checking lightmotif-io v0.6.0
[INFO] [stderr]     Checking lightmotif-transfac v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/parser.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lightmotif-transfac` (bench "parser") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5f336cee87a6488893ef88fcefc25ba4c8f02a35075bafda97e72b7d1816079e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f336cee87a6488893ef88fcefc25ba4c8f02a35075bafda97e72b7d1816079e", kill_on_drop: false }`
[INFO] [stdout] 5f336cee87a6488893ef88fcefc25ba4c8f02a35075bafda97e72b7d1816079e
