[INFO] fetching crate linearalgebra 0.2.1...
[INFO] checking linearalgebra-0.2.1 against 1.95.0 for pr-155915
[INFO] extracting crate linearalgebra 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate linearalgebra 0.2.1
[INFO] finished tweaking crates.io crate linearalgebra 0.2.1
[INFO] tweaked toml for crates.io crate linearalgebra 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate linearalgebra 0.2.1 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 20 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[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-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] 83acfe0e0361b57d7b00c8a6356499ce3dc02a13b72ec113a4b38b90826e769f
[INFO] running `Command { std: "docker" "start" "-a" "83acfe0e0361b57d7b00c8a6356499ce3dc02a13b72ec113a4b38b90826e769f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83acfe0e0361b57d7b00c8a6356499ce3dc02a13b72ec113a4b38b90826e769f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83acfe0e0361b57d7b00c8a6356499ce3dc02a13b72ec113a4b38b90826e769f", kill_on_drop: false }`
[INFO] [stdout] 83acfe0e0361b57d7b00c8a6356499ce3dc02a13b72ec113a4b38b90826e769f
[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] 1943c18d643946d3670c53586a1ffb03f71439e89c2d2d8969157bfdfdc56f14
[INFO] running `Command { std: "docker" "start" "-a" "1943c18d643946d3670c53586a1ffb03f71439e89c2d2d8969157bfdfdc56f14", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking linearalgebra v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/matrix_bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `linearalgebra::matrix::mat_mul::mat_mul::<impl linearalgebra::matrix::Matrix<T>>::simple_product_matrix`: simple_product_matrix is a slower method use product_matrix to use the fastest algorithm
[INFO] [stdout]   --> benches/matrix_bench.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |         matrix1.simple_product_matrix(&matrix2);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `linearalgebra::matrix::mat_mul::mat_mul::<impl linearalgebra::matrix::Matrix<T>>::trivial_product_matrix`: trivial_product_matrix is a slower method use product_matrix to use the fastest algorithm
[INFO] [stdout]   --> benches/matrix_bench.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 |     b.iter(|| matrix1.trivial_product_matrix(&matrix2))
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `linearalgebra::matrix::mat_mul::mat_mul::<impl linearalgebra::matrix::Matrix<T>>::trivial_product_matrix`: trivial_product_matrix is a slower method use product_matrix to use the fastest algorithm
[INFO] [stdout]   --> benches/matrix_bench.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         matrix1.trivial_product_matrix(&matrix2);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `linearalgebra::matrix::mat_mul::mat_mul::<impl linearalgebra::matrix::Matrix<T>>::trivial_product_matrix`: trivial_product_matrix is a slower method use product_matrix to use the fastest algorithm
[INFO] [stdout]   --> benches/matrix_bench.rs:63:17
[INFO] [stdout]    |
[INFO] [stdout] 63 |         matrix1.trivial_product_matrix(&matrix2);
[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 `linearalgebra` (bench "matrix_bench") due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1943c18d643946d3670c53586a1ffb03f71439e89c2d2d8969157bfdfdc56f14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1943c18d643946d3670c53586a1ffb03f71439e89c2d2d8969157bfdfdc56f14", kill_on_drop: false }`
[INFO] [stdout] 1943c18d643946d3670c53586a1ffb03f71439e89c2d2d8969157bfdfdc56f14
