[INFO] cloning repository https://github.com/Scharxi/rusty_linear_algebra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Scharxi/rusty_linear_algebra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScharxi%2Frusty_linear_algebra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScharxi%2Frusty_linear_algebra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6686877f6c4a1a4b4e9349d0ddb7b0f811e6e83
[INFO] checking Scharxi/rusty_linear_algebra against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScharxi%2Frusty_linear_algebra" "/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/Scharxi/rusty_linear_algebra on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Scharxi/rusty_linear_algebra
[INFO] finished tweaking git repo https://github.com/Scharxi/rusty_linear_algebra
[INFO] tweaked toml for git repo https://github.com/Scharxi/rusty_linear_algebra written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Scharxi/rusty_linear_algebra 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6a04e9ee129e503dc42411f44c251b971ed53c1fa3d724b1fbb43a3216fb73a
[INFO] running `Command { std: "docker" "start" "-a" "e6a04e9ee129e503dc42411f44c251b971ed53c1fa3d724b1fbb43a3216fb73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6a04e9ee129e503dc42411f44c251b971ed53c1fa3d724b1fbb43a3216fb73a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a04e9ee129e503dc42411f44c251b971ed53c1fa3d724b1fbb43a3216fb73a", kill_on_drop: false }`
[INFO] [stdout] e6a04e9ee129e503dc42411f44c251b971ed53c1fa3d724b1fbb43a3216fb73a
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35d67d238ff37b7ae4587452e493fffc38636940a1ff44683f5e035ca0a6ecf9
[INFO] running `Command { std: "docker" "start" "-a" "35d67d238ff37b7ae4587452e493fffc38636940a1ff44683f5e035ca0a6ecf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking rusty_linear_algebra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `Point2D` is never used
[INFO] [stdout]  --> src/math/vector.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Point2D<T> = (T, T);
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v3`
[INFO] [stdout]    --> src/math/vector.rs:718:13
[INFO] [stdout]     |
[INFO] [stdout] 718 |         let v3 = v2 - v1;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v3`
[INFO] [stdout]    --> src/math/vector.rs:742:13
[INFO] [stdout]     |
[INFO] [stdout] 742 |         let v3 = Vector::<f64>::try_from(String::from("[1.0,2.0,3.0,4.0]"));
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Point2D` is never used
[INFO] [stdout]  --> src/math/vector.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Point2D<T> = (T, T);
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `Command { std: "docker" "inspect" "35d67d238ff37b7ae4587452e493fffc38636940a1ff44683f5e035ca0a6ecf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35d67d238ff37b7ae4587452e493fffc38636940a1ff44683f5e035ca0a6ecf9", kill_on_drop: false }`
[INFO] [stdout] 35d67d238ff37b7ae4587452e493fffc38636940a1ff44683f5e035ca0a6ecf9
[INFO] checking Scharxi/rusty_linear_algebra against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScharxi%2Frusty_linear_algebra" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Scharxi/rusty_linear_algebra on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Scharxi/rusty_linear_algebra
[INFO] finished tweaking git repo https://github.com/Scharxi/rusty_linear_algebra
[INFO] tweaked toml for git repo https://github.com/Scharxi/rusty_linear_algebra written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Scharxi/rusty_linear_algebra 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f1022b672b66c25fd12a71ce77f1d734109bc10b06c8fa6521b578a748136f7
[INFO] running `Command { std: "docker" "start" "-a" "6f1022b672b66c25fd12a71ce77f1d734109bc10b06c8fa6521b578a748136f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f1022b672b66c25fd12a71ce77f1d734109bc10b06c8fa6521b578a748136f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f1022b672b66c25fd12a71ce77f1d734109bc10b06c8fa6521b578a748136f7", kill_on_drop: false }`
[INFO] [stdout] 6f1022b672b66c25fd12a71ce77f1d734109bc10b06c8fa6521b578a748136f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3d1f223826c5c0f1bfed3b4c1bd9460196ae84fd05f4cf038b08781921b4247
[INFO] running `Command { std: "docker" "start" "-a" "c3d1f223826c5c0f1bfed3b4c1bd9460196ae84fd05f4cf038b08781921b4247", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking array-init v2.1.0
[INFO] [stderr]     Checking rusty_linear_algebra v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `Point2D` is never used
[INFO] [stdout]  --> src/math/vector.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Point2D<T> = (T, T);
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v3`
[INFO] [stdout]    --> src/math/vector.rs:718:13
[INFO] [stdout]     |
[INFO] [stdout] 718 |         let v3 = v2 - v1;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v3`
[INFO] [stdout]    --> src/math/vector.rs:742:13
[INFO] [stdout]     |
[INFO] [stdout] 742 |         let v3 = Vector::<f64>::try_from(String::from("[1.0,2.0,3.0,4.0]"));
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_v3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Point2D` is never used
[INFO] [stdout]  --> src/math/vector.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Point2D<T> = (T, T);
[INFO] [stdout]   |      ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.77s
[INFO] running `Command { std: "docker" "inspect" "c3d1f223826c5c0f1bfed3b4c1bd9460196ae84fd05f4cf038b08781921b4247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d1f223826c5c0f1bfed3b4c1bd9460196ae84fd05f4cf038b08781921b4247", kill_on_drop: false }`
[INFO] [stdout] c3d1f223826c5c0f1bfed3b4c1bd9460196ae84fd05f4cf038b08781921b4247