[INFO] cloning repository https://github.com/WalrusGumboot/matricks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WalrusGumboot/matricks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalrusGumboot%2Fmatricks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalrusGumboot%2Fmatricks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a41ef77c92ba156b2ab43ed546467f2739c28e1
[INFO] checking WalrusGumboot/matricks/4a41ef77c92ba156b2ab43ed546467f2739c28e1 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalrusGumboot%2Fmatricks" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WalrusGumboot/matricks on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WalrusGumboot/matricks
[INFO] finished tweaking git repo https://github.com/WalrusGumboot/matricks
[INFO] tweaked toml for git repo https://github.com/WalrusGumboot/matricks written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/WalrusGumboot/matricks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 585ca0b6d19e99ddb94717ddb6a92641656c60a1da5a6c566734c53ce9c91f84
[INFO] running `Command { std: "docker" "start" "-a" "585ca0b6d19e99ddb94717ddb6a92641656c60a1da5a6c566734c53ce9c91f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "585ca0b6d19e99ddb94717ddb6a92641656c60a1da5a6c566734c53ce9c91f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585ca0b6d19e99ddb94717ddb6a92641656c60a1da5a6c566734c53ce9c91f84", kill_on_drop: false }`
[INFO] [stdout] 585ca0b6d19e99ddb94717ddb6a92641656c60a1da5a6c566734c53ce9c91f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d7c84a8c23a20219ad11e6d0070e09ecc84c2b98e0dd17b3be503d076317872
[INFO] running `Command { std: "docker" "start" "-a" "8d7c84a8c23a20219ad11e6d0070e09ecc84c2b98e0dd17b3be503d076317872", kill_on_drop: false }`
[INFO] [stderr]     Checking matricks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: missing trait in a trait impl
[INFO] [stdout]    --> src/main.rs:168:55
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl<T: Default + Clone + ops::Mul<Output = T> + Copy> for Matrix<T> {
[INFO] [stdout]     |                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: add a trait here
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl<T: Default + Clone + ops::Mul<Output = T> + Copy> Trait for Matrix<T> {
[INFO] [stdout]     |                                                        +++++
[INFO] [stdout] help: for an inherent impl, drop this `for`
[INFO] [stdout]     |
[INFO] [stdout] 168 - impl<T: Default + Clone + ops::Mul<Output = T> + Copy> for Matrix<T> {
[INFO] [stdout] 168 + impl<T: Default + Clone + ops::Mul<Output = T> + Copy> Matrix<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: missing trait in a trait impl
[INFO] [stdout]    --> src/main.rs:168:55
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl<T: Default + Clone + ops::Mul<Output = T> + Copy> for Matrix<T> {
[INFO] [stdout]     |                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: add a trait here
[INFO] [stdout]     |
[INFO] [stdout] 168 | impl<T: Default + Clone + ops::Mul<Output = T> + Copy> Trait for Matrix<T> {
[INFO] [stdout]     |                                                        +++++
[INFO] [stdout] help: for an inherent impl, drop this `for`
[INFO] [stdout]     |
[INFO] [stdout] 168 - impl<T: Default + Clone + ops::Mul<Output = T> + Copy> for Matrix<T> {
[INFO] [stdout] 168 + impl<T: Default + Clone + ops::Mul<Output = T> + Copy> Matrix<T> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:193:30
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let o: Matrix<f64> = Matrix::ones(rows: 3, columns: 4);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::ones` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let o: Matrix<f64> = Matrix::ones { rows: 3, columns: 4 };
[INFO] [stdout]     |                                           ~                     ~
[INFO] [stdout] help: if `Matrix::ones` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 193 -         let o: Matrix<f64> = Matrix::ones(rows: 3, columns: 4);
[INFO] [stdout] 193 +         let o: Matrix<f64> = Matrix::ones(3, 4);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:193:30
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let o: Matrix<f64> = Matrix::ones(rows: 3, columns: 4);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::ones` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 193 |         let o: Matrix<f64> = Matrix::ones { rows: 3, columns: 4 };
[INFO] [stdout]     |                                           ~                     ~
[INFO] [stdout] help: if `Matrix::ones` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 193 -         let o: Matrix<f64> = Matrix::ones(rows: 3, columns: 4);
[INFO] [stdout] 193 +         let o: Matrix<f64> = Matrix::ones(3, 4);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:194:30
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let z: Matrix<f64> = Matrix::zeroes(rows: 3, columns: 4);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::zeroes` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let z: Matrix<f64> = Matrix::zeroes { rows: 3, columns: 4 };
[INFO] [stdout]     |                                             ~                     ~
[INFO] [stdout] help: if `Matrix::zeroes` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 194 -         let z: Matrix<f64> = Matrix::zeroes(rows: 3, columns: 4);
[INFO] [stdout] 194 +         let z: Matrix<f64> = Matrix::zeroes(3, 4);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:194:30
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let z: Matrix<f64> = Matrix::zeroes(rows: 3, columns: 4);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::zeroes` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 194 |         let z: Matrix<f64> = Matrix::zeroes { rows: 3, columns: 4 };
[INFO] [stdout]     |                                             ~                     ~
[INFO] [stdout] help: if `Matrix::zeroes` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 194 -         let z: Matrix<f64> = Matrix::zeroes(rows: 3, columns: 4);
[INFO] [stdout] 194 +         let z: Matrix<f64> = Matrix::zeroes(3, 4);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:202:30
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let p: Matrix<f64> = Matrix::ones(rows: 3, columns: 7);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::ones` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let p: Matrix<f64> = Matrix::ones { rows: 3, columns: 7 };
[INFO] [stdout]     |                                           ~                     ~
[INFO] [stdout] help: if `Matrix::ones` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 202 -         let p: Matrix<f64> = Matrix::ones(rows: 3, columns: 7);
[INFO] [stdout] 202 +         let p: Matrix<f64> = Matrix::ones(3, 7);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:202:30
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let p: Matrix<f64> = Matrix::ones(rows: 3, columns: 7);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::ones` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 202 |         let p: Matrix<f64> = Matrix::ones { rows: 3, columns: 7 };
[INFO] [stdout]     |                                           ~                     ~
[INFO] [stdout] help: if `Matrix::ones` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 202 -         let p: Matrix<f64> = Matrix::ones(rows: 3, columns: 7);
[INFO] [stdout] 202 +         let p: Matrix<f64> = Matrix::ones(3, 7);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:203:30
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let q: Matrix<f64> = Matrix::ones(rows: 5, columns: 6);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::ones` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let q: Matrix<f64> = Matrix::ones { rows: 5, columns: 6 };
[INFO] [stdout]     |                                           ~                     ~
[INFO] [stdout] help: if `Matrix::ones` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 203 -         let q: Matrix<f64> = Matrix::ones(rows: 5, columns: 6);
[INFO] [stdout] 203 +         let q: Matrix<f64> = Matrix::ones(5, 6);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid `struct` delimiters or `fn` call arguments
[INFO] [stdout]    --> src/main.rs:203:30
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let q: Matrix<f64> = Matrix::ones(rows: 5, columns: 6);
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: if `Matrix::ones` is a struct, use braces as delimiters
[INFO] [stdout]     |
[INFO] [stdout] 203 |         let q: Matrix<f64> = Matrix::ones { rows: 5, columns: 6 };
[INFO] [stdout]     |                                           ~                     ~
[INFO] [stdout] help: if `Matrix::ones` is a function, use the arguments directly
[INFO] [stdout]     |
[INFO] [stdout] 203 -         let q: Matrix<f64> = Matrix::ones(rows: 5, columns: 6);
[INFO] [stdout] 203 +         let q: Matrix<f64> = Matrix::ones(5, 6);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `matricks`
[INFO] [stdout]    --> src/main.rs:207:2
[INFO] [stdout]     |
[INFO] [stdout] 207 | }
[INFO] [stdout]     |  ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matricks` (bin "matricks") due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `matricks` (bin "matricks" test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "8d7c84a8c23a20219ad11e6d0070e09ecc84c2b98e0dd17b3be503d076317872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7c84a8c23a20219ad11e6d0070e09ecc84c2b98e0dd17b3be503d076317872", kill_on_drop: false }`
[INFO] [stdout] 8d7c84a8c23a20219ad11e6d0070e09ecc84c2b98e0dd17b3be503d076317872