[INFO] cloning repository https://github.com/cosmodd/matrix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cosmodd/matrix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmodd%2Fmatrix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmodd%2Fmatrix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19c554aa0e3347265a17bc4d909fc807b3457646
[INFO] checking cosmodd/matrix against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmodd%2Fmatrix" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cosmodd/matrix
[INFO] finished tweaking git repo https://github.com/cosmodd/matrix
[INFO] tweaked toml for git repo https://github.com/cosmodd/matrix written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cosmodd/matrix on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cosmodd/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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6859ceb2bdefb871591a98ce5a6e82ece4d4ee66c5bb33b6bd88c2dbfbd8e6a
[INFO] running `Command { std: "docker" "start" "-a" "c6859ceb2bdefb871591a98ce5a6e82ece4d4ee66c5bb33b6bd88c2dbfbd8e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6859ceb2bdefb871591a98ce5a6e82ece4d4ee66c5bb33b6bd88c2dbfbd8e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6859ceb2bdefb871591a98ce5a6e82ece4d4ee66c5bb33b6bd88c2dbfbd8e6a", kill_on_drop: false }`
[INFO] [stdout] c6859ceb2bdefb871591a98ce5a6e82ece4d4ee66c5bb33b6bd88c2dbfbd8e6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a254b9d8e9c3f0179036bdb2a8df5fe92ee8ac82b054d681e8abc12aafd3e032
[INFO] running `Command { std: "docker" "start" "-a" "a254b9d8e9c3f0179036bdb2a8df5fe92ee8ac82b054d681e8abc12aafd3e032", kill_on_drop: false }`
[INFO] [stderr]     Checking matrix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: module `matrix` is private
[INFO] [stdout]  --> src/main.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::matrix::Matrix;
[INFO] [stdout]   |                  ^^^^^^ private module
[INFO] [stdout]   |
[INFO] [stdout] note: the module `matrix` is defined here
[INFO] [stdout]  --> src/core/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod matrix;
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `vector` is private
[INFO] [stdout]  --> src/main.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::core::vector::Vector;
[INFO] [stdout]   |                  ^^^^^^ private module
[INFO] [stdout]   |
[INFO] [stdout] note: the module `vector` is defined here
[INFO] [stdout]  --> src/core/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod vector;
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `matrix::*`
[INFO] [stdout]  --> src/core/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use matrix::*;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `matrix` is private
[INFO] [stdout]  --> src/main.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::matrix::Matrix;
[INFO] [stdout]   |                  ^^^^^^ private module
[INFO] [stdout]   |
[INFO] [stdout] note: the module `matrix` is defined here
[INFO] [stdout]  --> src/core/mod.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod matrix;
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `vector` is private
[INFO] [stdout]  --> src/main.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::core::vector::Vector;
[INFO] [stdout]   |                  ^^^^^^ private module
[INFO] [stdout]   |
[INFO] [stdout] note: the module `vector` is defined here
[INFO] [stdout]  --> src/core/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod vector;
[INFO] [stdout]   | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matrix` (bin "matrix") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `matrix` (bin "matrix" test) due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a254b9d8e9c3f0179036bdb2a8df5fe92ee8ac82b054d681e8abc12aafd3e032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a254b9d8e9c3f0179036bdb2a8df5fe92ee8ac82b054d681e8abc12aafd3e032", kill_on_drop: false }`
[INFO] [stdout] a254b9d8e9c3f0179036bdb2a8df5fe92ee8ac82b054d681e8abc12aafd3e032