[INFO] cloning repository https://github.com/ckashino/RustMathTools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ckashino/RustMathTools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckashino%2FRustMathTools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckashino%2FRustMathTools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e5b3bffef9b2e0509f36f8a3b806b3ab5348567
[INFO] checking ckashino/RustMathTools against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckashino%2FRustMathTools" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ckashino/RustMathTools on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ckashino/RustMathTools
[INFO] finished tweaking git repo https://github.com/ckashino/RustMathTools
[INFO] tweaked toml for git repo https://github.com/ckashino/RustMathTools written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/ckashino/RustMathTools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b3aaa81d90459256e6f3ae92b07302be88a70ccc5382c4ffca8e565ab928b3b
[INFO] running `Command { std: "docker" "start" "-a" "1b3aaa81d90459256e6f3ae92b07302be88a70ccc5382c4ffca8e565ab928b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b3aaa81d90459256e6f3ae92b07302be88a70ccc5382c4ffca8e565ab928b3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3aaa81d90459256e6f3ae92b07302be88a70ccc5382c4ffca8e565ab928b3b", kill_on_drop: false }`
[INFO] [stdout] 1b3aaa81d90459256e6f3ae92b07302be88a70ccc5382c4ffca8e565ab928b3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05d8ee854e45bd914b482384cda062b3fbb6aa1a4dda56f4263d723443639720
[INFO] running `Command { std: "docker" "start" "-a" "05d8ee854e45bd914b482384cda062b3fbb6aa1a4dda56f4263d723443639720", kill_on_drop: false }`
[INFO] [stderr]     Checking mathtools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/vector_funcs.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     new_vec((v1.y * v2.z - v1.z * v2.y),
[INFO] [stdout]    |             ^                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -     new_vec((v1.y * v2.z - v1.z * v2.y),
[INFO] [stdout] 44 +     new_vec(v1.y * v2.z - v1.z * v2.y,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/vector_funcs.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     (v1.z * v2.x - v1.x * v2.z),
[INFO] [stdout]    |     ^                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     (v1.z * v2.x - v1.x * v2.z),
[INFO] [stdout] 45 +     v1.z * v2.x - v1.x * v2.z,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/vector_funcs.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     (v1.x * v2.y - v1.y * v2.x))
[INFO] [stdout]    |     ^                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 -     (v1.x * v2.y - v1.y * v2.x))
[INFO] [stdout] 46 +     v1.x * v2.y - v1.y * v2.x)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/vector_funcs.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |     new_vec((v1.y * v2.z - v1.z * v2.y),
[INFO] [stdout]    |             ^                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -     new_vec((v1.y * v2.z - v1.z * v2.y),
[INFO] [stdout] 44 +     new_vec(v1.y * v2.z - v1.z * v2.y,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/vector_funcs.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     (v1.z * v2.x - v1.x * v2.z),
[INFO] [stdout]    |     ^                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     (v1.z * v2.x - v1.x * v2.z),
[INFO] [stdout] 45 +     v1.z * v2.x - v1.x * v2.z,
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/vector_funcs.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     (v1.x * v2.y - v1.y * v2.x))
[INFO] [stdout]    |     ^                         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 -     (v1.x * v2.y - v1.y * v2.x))
[INFO] [stdout] 46 +     v1.x * v2.y - v1.y * v2.x)
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let cp = cross_prod(p, q);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dp`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let dp = dot_prod(p,q);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_dp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cp`
[INFO] [stdout]   --> src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let cp = cross_prod(p, q);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_cp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dp`
[INFO] [stdout]   --> src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let dp = dot_prod(p,q);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_dp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut p = new_vec(1, 1, 1);
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut q = new_vec(2, -3, 6);
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut p = new_vec(1, 1, 1);
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut q = new_vec(2, -3, 6);
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "05d8ee854e45bd914b482384cda062b3fbb6aa1a4dda56f4263d723443639720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d8ee854e45bd914b482384cda062b3fbb6aa1a4dda56f4263d723443639720", kill_on_drop: false }`
[INFO] [stdout] 05d8ee854e45bd914b482384cda062b3fbb6aa1a4dda56f4263d723443639720