[INFO] fetching crate matmath 1.4.1...
[INFO] checking matmath-1.4.1 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate matmath 1.4.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate matmath 1.4.1 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", 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/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85ea1fc060edad330b56923a829b6ef979e10a45f910df7fbd2b987fbe808e43
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "85ea1fc060edad330b56923a829b6ef979e10a45f910df7fbd2b987fbe808e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85ea1fc060edad330b56923a829b6ef979e10a45f910df7fbd2b987fbe808e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ea1fc060edad330b56923a829b6ef979e10a45f910df7fbd2b987fbe808e43", kill_on_drop: false }`
[INFO] [stdout] 85ea1fc060edad330b56923a829b6ef979e10a45f910df7fbd2b987fbe808e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6762cb6d88d65e9cdd89fee978a0836aaebc7bbc75334d787188f5e5d807e057
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6762cb6d88d65e9cdd89fee978a0836aaebc7bbc75334d787188f5e5d807e057", 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:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | /         assert_eq!(
[INFO] [stdout] 24 | |             mat1,
[INFO] [stdout] 25 | |             Matrix::from_vec(3, 3, vec![1, 0, 0, 0, 1, 0, 0, 0, 1])
[INFO] [stdout] 26 | |         );
[INFO] [stdout]    | |__________^ expected struct `matrix::Matrix`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<u8>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<{integer}>>`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         assert_eq!(r, Err("index out of bounds".to_string()));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `IndexOutOfBounds`, found struct `String`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `std::result::Result<(), IndexOutOfBounds<(usize, usize)>>`
[INFO] [stdout]               found enum `std::result::Result<_, String>`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         assert_eq!(mat4, Matrix::from_vec(2, 3, vec![1, 0, 0, 0, 1, 0]));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `matrix::Matrix`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<u8>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<{integer}>>`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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 reference, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected reference `&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:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         assert_eq!(sub11, Matrix::<u8>::from_vec(2, 2, vec![3, 5, 6, 8]));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `matrix::Matrix`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<&_>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<u8>>`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         assert_eq!(-mat6, Matrix::<i8>::from_vec(2, 2, vec![-1, 0, 0, -1]));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `matrix::Matrix`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<_>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<_>>`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         assert_eq!(m, Matrix::from_vec(3, 1, vec![0, 1, 2]));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `matrix::Matrix`, found enum `Option`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `matrix::Matrix<{integer}>`
[INFO] [stdout]                 found enum `Option<matrix::Matrix<{integer}>>`
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot multiply `vector::Vector<{integer}>` to `Option<matrix::Matrix<{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]     |                      ^^^ method not found in `Vec<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `map` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `Vec<usize>: Iterator`
[INFO] [stdout]             which is required by `&mut Vec<usize>: Iterator`
[INFO] [stdout]             `[usize]: Iterator`
[INFO] [stdout]             which is required by `&mut [usize]: Iterator`
[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]     |                      ^^^ method not found in `Vec<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `zip` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `Vec<usize>: Iterator`
[INFO] [stdout]             which is required by `&mut Vec<usize>: Iterator`
[INFO] [stdout]             `[usize]: Iterator`
[INFO] [stdout]             which is required by `&mut [usize]: Iterator`
[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]     |                      ^^^^^^^^^ method not found in `Vec<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `enumerate` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `Vec<usize>: Iterator`
[INFO] [stdout]             which is required by `&mut Vec<usize>: Iterator`
[INFO] [stdout]             `[usize]: Iterator`
[INFO] [stdout]             which is required by `&mut [usize]: Iterator`
[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]    |                    ^^^^^^^^ help: there is an associated function with a similar name: `reverse`
[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]     |                      ^^^ method not found in `Vec<usize>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method `sum` exists but the following trait bounds were not satisfied:
[INFO] [stdout]             `Vec<usize>: Iterator`
[INFO] [stdout]             which is required by `&mut Vec<usize>: Iterator`
[INFO] [stdout]             `[usize]: Iterator`
[INFO] [stdout]             which is required by `&mut [usize]: Iterator`
[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`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "6762cb6d88d65e9cdd89fee978a0836aaebc7bbc75334d787188f5e5d807e057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6762cb6d88d65e9cdd89fee978a0836aaebc7bbc75334d787188f5e5d807e057", kill_on_drop: false }`
[INFO] [stdout] 6762cb6d88d65e9cdd89fee978a0836aaebc7bbc75334d787188f5e5d807e057
