[INFO] fetching crate matmath 1.4.1...
[INFO] checking matmath-1.4.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate matmath 1.4.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate matmath 1.4.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate matmath 1.4.1
[INFO] finished tweaking crates.io crate matmath 1.4.1
[INFO] tweaked toml for crates.io crate matmath 1.4.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f21740ab0e48d510464a96ae19f4d3416d47550c868c19329132530b8033aa9
[INFO] running `Command { std: "docker" "start" "-a" "3f21740ab0e48d510464a96ae19f4d3416d47550c868c19329132530b8033aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f21740ab0e48d510464a96ae19f4d3416d47550c868c19329132530b8033aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f21740ab0e48d510464a96ae19f4d3416d47550c868c19329132530b8033aa9", kill_on_drop: false }`
[INFO] [stdout] 3f21740ab0e48d510464a96ae19f4d3416d47550c868c19329132530b8033aa9
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e58ac3d64cba069e11616065cd909a3ddbcd26fda07f387347857a6ce48006d
[INFO] running `Command { std: "docker" "start" "-a" "3e58ac3d64cba069e11616065cd909a3ddbcd26fda07f387347857a6ce48006d", kill_on_drop: false }`
[INFO] [stderr]     Checking matmath v1.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Matrix::from_vec(3, 3, vec![1, 0, 0, 0, 1, 0, 0, 0, 1])
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Matrix<u8>`, found `Option<Matrix<{integer}>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<u8>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<{integer}>>`
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option<matrix::Matrix<{integer}>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Matrix::from_vec(3, 3, vec![1, 0, 0, 0, 1, 0, 0, 0, 1]).expect("REASON")
[INFO] [stdout]    |                                                                    +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:33:23
[INFO] [stdout]    |
[INFO] [stdout] 33 |         assert_eq!(r, Err("index out of bounds".to_string()));
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<(), IndexOutOfBounds<...>>`, found `Result<_, String>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `std::result::Result<(), IndexOutOfBounds<(usize, usize)>>`
[INFO] [stdout]               found enum `std::result::Result<_, String>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:39:26
[INFO] [stdout]    |
[INFO] [stdout] 39 |         assert_eq!(mat4, Matrix::from_vec(2, 3, vec![1, 0, 0, 0, 1, 0]));
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Matrix<u8>`, found `Option<Matrix<{integer}>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<u8>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<{integer}>>`
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option<matrix::Matrix<{integer}>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 39 |         assert_eq!(mat4, Matrix::from_vec(2, 3, vec![1, 0, 0, 0, 1, 0]).expect("REASON"));
[INFO] [stdout]    |                                                                        +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:42:50
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let sub11 = matrix_helper::det_sumbatrix(mat5, 0, 1);
[INFO] [stdout]    |                     ---------------------------- ^^^^ expected `&Matrix<_>`, found `Option<Matrix<u8>>`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&matrix::Matrix<_>`
[INFO] [stdout]                    found enum `Option<matrix::Matrix<u8>>`
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/matrix_helper.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn det_sumbatrix<T>(mat: &Matrix<T>, without_row: usize, without_col: usize) -> Matrix<&T> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^    ---------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:43:27
[INFO] [stdout]    |
[INFO] [stdout] 43 |         assert_eq!(sub11, Matrix::<u8>::from_vec(2, 2, vec![3, 5, 6, 8]));
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Matrix<&_>`, found `Option<Matrix<u8>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<&_>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<u8>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:46:27
[INFO] [stdout]    |
[INFO] [stdout] 46 |         assert_eq!(-mat6, Matrix::<i8>::from_vec(2, 2, vec![-1, 0, 0, -1]));
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Matrix<i8>`, found `Option<Matrix<i8>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<_>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<_>>`
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option<matrix::Matrix<i8>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 46 |         assert_eq!(-mat6, Matrix::<i8>::from_vec(2, 2, vec![-1, 0, 0, -1]).expect("REASON"));
[INFO] [stdout]    |                                                                           +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:53:23
[INFO] [stdout]    |
[INFO] [stdout] 53 |         assert_eq!(m, Matrix::from_vec(3, 1, vec![0, 1, 2]));
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Matrix<{integer}>`, found `Option<Matrix<{integer}>>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<{integer}>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<{integer}>>`
[INFO] [stdout] help: consider using `Option::expect` to unwrap the `Option<matrix::Matrix<{integer}>>` value, panicking if the value is an `Option::None`
[INFO] [stdout]    |
[INFO] [stdout] 53 |         assert_eq!(m, Matrix::from_vec(3, 1, vec![0, 1, 2]).expect("REASON"));
[INFO] [stdout]    |                                                            +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot multiply `Option<matrix::Matrix<{integer}>>` by `vector::Vector<{integer}>`
[INFO] [stdout]   --> src/lib.rs:61:24
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mul = mat3 * vec3;
[INFO] [stdout]    |                   ---- ^ ---- vector::Vector<{integer}>
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   Option<matrix::Matrix<{integer}>>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `map` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]   --> src/lib.rs:73:20
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let m = v1.map(|x| 2 * x);
[INFO] [stdout]    |                    ^^^ `Vec<usize>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let m = v1.into_iter().map(|x| 2 * x);
[INFO] [stdout]    |                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `zip` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]   --> src/lib.rs:78:20
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let z = v2.zip(m);
[INFO] [stdout]    |                    ^^^ `Vec<usize>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let z = v2.into_iter().zip(m);
[INFO] [stdout]    |                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `enumerate` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]   --> src/lib.rs:83:20
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let e = v3.enumerate();
[INFO] [stdout]    |                    ^^^^^^^^^ `Vec<usize>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 83 |         let e = v3.into_iter().enumerate();
[INFO] [stdout]    |                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `reversed` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]   --> src/lib.rs:88:20
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let r = v4.reversed();
[INFO] [stdout]    |                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `reverse` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let r = v4.reverse();
[INFO] [stdout]    |                    ~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `sum` found for struct `Vec<usize>` in the current scope
[INFO] [stdout]   --> src/lib.rs:93:20
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let s = v5.sum();
[INFO] [stdout]    |                    ^^^ `Vec<usize>` is not an iterator
[INFO] [stdout]    |
[INFO] [stdout] help: call `.into_iter()` first
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let s = v5.into_iter().sum();
[INFO] [stdout]    |                    ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 13 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0369, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matmath` (lib test) due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "3e58ac3d64cba069e11616065cd909a3ddbcd26fda07f387347857a6ce48006d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e58ac3d64cba069e11616065cd909a3ddbcd26fda07f387347857a6ce48006d", kill_on_drop: false }`
[INFO] [stdout] 3e58ac3d64cba069e11616065cd909a3ddbcd26fda07f387347857a6ce48006d
