[INFO] fetching crate linearalgebra 0.2.1...
[INFO] checking linearalgebra-0.2.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate linearalgebra 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate linearalgebra 0.2.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 753635c14e4f14d875933695140900d81912805f64ebc310f6a250bdb220d035
[INFO] running `Command { std: "docker" "start" "-a" "753635c14e4f14d875933695140900d81912805f64ebc310f6a250bdb220d035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "753635c14e4f14d875933695140900d81912805f64ebc310f6a250bdb220d035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "753635c14e4f14d875933695140900d81912805f64ebc310f6a250bdb220d035", kill_on_drop: false }`
[INFO] [stdout] 753635c14e4f14d875933695140900d81912805f64ebc310f6a250bdb220d035
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d33d7177bb6b4a9de86d6b55d4e542ea36d60decd6b7bdcf226b2e38ddecc642
[INFO] running `Command { std: "docker" "start" "-a" "d33d7177bb6b4a9de86d6b55d4e542ea36d60decd6b7bdcf226b2e38ddecc642", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking linearalgebra v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[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] warning: unused `Result` that must be used
[INFO] [stdout]   --> benches/matrix_bench.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |         matrix1.simple_product_matrix(&matrix2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |         let _ = matrix1.simple_product_matrix(&matrix2);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> benches/matrix_bench.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 51 |         matrix1.trivial_product_matrix(&matrix2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let _ = matrix1.trivial_product_matrix(&matrix2);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> benches/matrix_bench.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         matrix1.trivial_product_matrix(&matrix2);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let _ = matrix1.trivial_product_matrix(&matrix2);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> benches/matrix_bench.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     matrix1.product_matrix(&matrix2);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let _ = matrix1.product_matrix(&matrix2);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "d33d7177bb6b4a9de86d6b55d4e542ea36d60decd6b7bdcf226b2e38ddecc642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d33d7177bb6b4a9de86d6b55d4e542ea36d60decd6b7bdcf226b2e38ddecc642", kill_on_drop: false }`
[INFO] [stdout] d33d7177bb6b4a9de86d6b55d4e542ea36d60decd6b7bdcf226b2e38ddecc642