[INFO] fetching crate fastdivide 0.4.2...
[INFO] checking fastdivide-0.4.2 against 1.95.0 for pr-155915
[INFO] extracting crate fastdivide 0.4.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate fastdivide 0.4.2
[INFO] finished tweaking crates.io crate fastdivide 0.4.2
[INFO] tweaked toml for crates.io crate fastdivide 0.4.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fastdivide 0.4.2 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 69 packages to latest compatible versions
[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] 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] 9e5424028a7b76f69a267b8bfed8ba0e8505527843685bbad2d4051f99967471
[INFO] running `Command { std: "docker" "start" "-a" "9e5424028a7b76f69a267b8bfed8ba0e8505527843685bbad2d4051f99967471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e5424028a7b76f69a267b8bfed8ba0e8505527843685bbad2d4051f99967471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5424028a7b76f69a267b8bfed8ba0e8505527843685bbad2d4051f99967471", kill_on_drop: false }`
[INFO] [stdout] 9e5424028a7b76f69a267b8bfed8ba0e8505527843685bbad2d4051f99967471
[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] e6ddc293af4b367f851faa888ba90152049dacf8649b6efc4a1b45ddb8b5ddfc
[INFO] running `Command { std: "docker" "start" "-a" "e6ddc293af4b367f851faa888ba90152049dacf8649b6efc4a1b45ddb8b5ddfc", kill_on_drop: false }`
[INFO] [stderr]     Checking fastdivide v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_xorshift v0.4.0
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking proptest v1.11.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/bench.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 `fastdivide` (bench "bench-divide") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e6ddc293af4b367f851faa888ba90152049dacf8649b6efc4a1b45ddb8b5ddfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6ddc293af4b367f851faa888ba90152049dacf8649b6efc4a1b45ddb8b5ddfc", kill_on_drop: false }`
[INFO] [stdout] e6ddc293af4b367f851faa888ba90152049dacf8649b6efc4a1b45ddb8b5ddfc
