[INFO] cloning repository https://github.com/andresmejiaro/matrix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andresmejiaro/matrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresmejiaro%2Fmatrix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresmejiaro%2Fmatrix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b0f09be2fc84bd3b12e2245bc1500a2cae9db29
[INFO] checking andresmejiaro/matrix against try#87f2ecc56b5f6032b075c8934ebc77f28d57183c for pr-148190
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandresmejiaro%2Fmatrix" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andresmejiaro/matrix
[INFO] finished tweaking git repo https://github.com/andresmejiaro/matrix
[INFO] tweaked toml for git repo https://github.com/andresmejiaro/matrix written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andresmejiaro/matrix on toolchain 87f2ecc56b5f6032b075c8934ebc77f28d57183c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andresmejiaro/matrix 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" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e1577df8d106fc898db83ea5168a6ee07d881a098e54af3b3043734a5d13b93
[INFO] running `Command { std: "docker" "start" "-a" "0e1577df8d106fc898db83ea5168a6ee07d881a098e54af3b3043734a5d13b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e1577df8d106fc898db83ea5168a6ee07d881a098e54af3b3043734a5d13b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1577df8d106fc898db83ea5168a6ee07d881a098e54af3b3043734a5d13b93", kill_on_drop: false }`
[INFO] [stdout] 0e1577df8d106fc898db83ea5168a6ee07d881a098e54af3b3043734a5d13b93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+87f2ecc56b5f6032b075c8934ebc77f28d57183c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cc4bc1c302b6201a618d8515cab491420dfbe01c4e0384b6ffcc77638343723
[INFO] running `Command { std: "docker" "start" "-a" "5cc4bc1c302b6201a618d8515cab491420dfbe01c4e0384b6ffcc77638343723", kill_on_drop: false }`
[INFO] [stderr]     Checking matrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |       let examples = vec![
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 13 | |         ex00_test,
[INFO] [stdout] 14 | |         ex01_test,
[INFO] [stdout] 15 | |         ex02_test,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |         old_test,
[INFO] [stdout] 32 | |     ];
[INFO] [stdout]    | |     ^
[INFO] [stdout]    | |     |
[INFO] [stdout]    | |_____expected `[fn() -> Result<(), ...> {ex00_test}; _]`, found `[fn() -> Result<(), LinAlgError>; 19]`
[INFO] [stdout]    |       arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected array `[fn() -> Result<(), LinAlgError> {tests::ex00_test}; _]`
[INFO] [stdout]               found array `[fn() -> Result<(), LinAlgError>; 19]`
[INFO] [stdout]    = help: consider casting the fn item to a fn pointer: `tests::ex00_test as fn() -> Result<(), LinAlgError>`
[INFO] [stdout] help: the return type of this call is `[fn() -> Result<(), LinAlgError>; 19]` due to the type of the argument passed
[INFO] [stdout]   --> src/main.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |       let examples = vec![
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 13 | |         ex00_test,
[INFO] [stdout] 14 | |         ex01_test,
[INFO] [stdout] 15 | |         ex02_test,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |         old_test,
[INFO] [stdout] 32 | |     ];
[INFO] [stdout]    | |_____^ this argument influences the return type of `write_box_via_move`
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> /rustc/87f2ecc56b5f6032b075c8934ebc77f28d57183c/library/alloc/src/intrinsics.rs:15:7
[INFO] [stdout]    = note: this error originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |       let examples = vec![
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 13 | |         ex00_test,
[INFO] [stdout] 14 | |         ex01_test,
[INFO] [stdout] 15 | |         ex02_test,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |         old_test,
[INFO] [stdout] 32 | |     ];
[INFO] [stdout]    | |     ^
[INFO] [stdout]    | |     |
[INFO] [stdout]    | |_____expected `[fn() -> Result<(), ...> {ex00_test}; _]`, found `[fn() -> Result<(), LinAlgError>; 19]`
[INFO] [stdout]    |       arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected array `[fn() -> Result<(), LinAlgError> {tests::ex00_test}; _]`
[INFO] [stdout]               found array `[fn() -> Result<(), LinAlgError>; 19]`
[INFO] [stdout]    = help: consider casting the fn item to a fn pointer: `tests::ex00_test as fn() -> Result<(), LinAlgError>`
[INFO] [stdout] help: the return type of this call is `[fn() -> Result<(), LinAlgError>; 19]` due to the type of the argument passed
[INFO] [stdout]   --> src/main.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |       let examples = vec![
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 13 | |         ex00_test,
[INFO] [stdout] 14 | |         ex01_test,
[INFO] [stdout] 15 | |         ex02_test,
[INFO] [stdout] ...  |
[INFO] [stdout] 31 | |         old_test,
[INFO] [stdout] 32 | |     ];
[INFO] [stdout]    | |_____^ this argument influences the return type of `write_box_via_move`
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> /rustc/87f2ecc56b5f6032b075c8934ebc77f28d57183c/library/alloc/src/intrinsics.rs:15:7
[INFO] [stdout]    = note: this error originates in the macro `vec` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matrix` (bin "matrix_demo") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `matrix` (bin "matrix_demo" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5cc4bc1c302b6201a618d8515cab491420dfbe01c4e0384b6ffcc77638343723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc4bc1c302b6201a618d8515cab491420dfbe01c4e0384b6ffcc77638343723", kill_on_drop: false }`
[INFO] [stdout] 5cc4bc1c302b6201a618d8515cab491420dfbe01c4e0384b6ffcc77638343723