[INFO] cloning repository https://github.com/lorenzohoekman/rotating-3d-cube-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lorenzohoekman/rotating-3d-cube-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Florenzohoekman%2Frotating-3d-cube-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Florenzohoekman%2Frotating-3d-cube-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b85b12f0c33985bc198772568c592b5118bcfdf
[INFO] checking lorenzohoekman/rotating-3d-cube-in-rust against try#4e55a504843955c97eb06907c71f6f3e99208021 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Florenzohoekman%2Frotating-3d-cube-in-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lorenzohoekman/rotating-3d-cube-in-rust
[INFO] finished tweaking git repo https://github.com/lorenzohoekman/rotating-3d-cube-in-rust
[INFO] tweaked toml for git repo https://github.com/lorenzohoekman/rotating-3d-cube-in-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lorenzohoekman/rotating-3d-cube-in-rust on toolchain 4e55a504843955c97eb06907c71f6f3e99208021
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lorenzohoekman/rotating-3d-cube-in-rust 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" "+4e55a504843955c97eb06907c71f6f3e99208021" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de454bbe736da0a83ffaaa63cbc5dd521b8be9803b6ff3589a82b4adf56cf41c
[INFO] running `Command { std: "docker" "start" "-a" "de454bbe736da0a83ffaaa63cbc5dd521b8be9803b6ff3589a82b4adf56cf41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de454bbe736da0a83ffaaa63cbc5dd521b8be9803b6ff3589a82b4adf56cf41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de454bbe736da0a83ffaaa63cbc5dd521b8be9803b6ff3589a82b4adf56cf41c", kill_on_drop: false }`
[INFO] [stdout] de454bbe736da0a83ffaaa63cbc5dd521b8be9803b6ff3589a82b4adf56cf41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4e55a504843955c97eb06907c71f6f3e99208021" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25504585d7050275f99aaf97f05cf03282916d95b89695c761c2015f5385d53e
[INFO] running `Command { std: "docker" "start" "-a" "25504585d7050275f99aaf97f05cf03282916d95b89695c761c2015f5385d53e", kill_on_drop: false }`
[INFO] [stderr]     Checking spinning_cube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     i: &f32, j: &f32,  k: &f32, 
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/main.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     a: &f32, b: &f32, c: &f32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/main.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 |     a: &f32, b: &f32, c: &f32,
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |     a: &f32, b: &f32, c: &f32,
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     i: &f32, j: &f32,  k: &f32, 
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/main.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     a: &f32, b: &f32, c: &f32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/main.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 |     a: &f32, b: &f32, c: &f32,
[INFO] [stdout]    |              ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> src/main.rs:54:23
[INFO] [stdout]    |
[INFO] [stdout] 54 |     a: &f32, b: &f32, c: &f32,
[INFO] [stdout]    |                       ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (mut a, mut b, mut c):  (f32, f32, f32) = (0.000000, 0.000000, 0.000000);
[INFO] [stdout]    |          ----^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (mut a, mut b, mut c):  (f32, f32, f32) = (0.000000, 0.000000, 0.000000);
[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:82:24
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (mut a, mut b, mut c):  (f32, f32, f32) = (0.000000, 0.000000, 0.000000);
[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:82:10
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (mut a, mut b, mut c):  (f32, f32, f32) = (0.000000, 0.000000, 0.000000);
[INFO] [stdout]    |          ----^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (mut a, mut b, mut c):  (f32, f32, f32) = (0.000000, 0.000000, 0.000000);
[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:82:24
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let (mut a, mut b, mut c):  (f32, f32, f32) = (0.000000, 0.000000, 0.000000);
[INFO] [stdout]    |                        ----^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "25504585d7050275f99aaf97f05cf03282916d95b89695c761c2015f5385d53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25504585d7050275f99aaf97f05cf03282916d95b89695c761c2015f5385d53e", kill_on_drop: false }`
[INFO] [stdout] 25504585d7050275f99aaf97f05cf03282916d95b89695c761c2015f5385d53e
