[INFO] cloning repository https://github.com/smac330/Supplement-P2_5
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smac330/Supplement-P2_5" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmac330%2FSupplement-P2_5", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmac330%2FSupplement-P2_5'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 429b6a1d43e4c3b7525d5a3307a09ae5f552b025
[INFO] checking smac330/Supplement-P2_5 against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmac330%2FSupplement-P2_5" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smac330/Supplement-P2_5
[INFO] finished tweaking git repo https://github.com/smac330/Supplement-P2_5
[INFO] tweaked toml for git repo https://github.com/smac330/Supplement-P2_5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smac330/Supplement-P2_5 on toolchain 32cd9114712a24010b0583624dc52ac302194128
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smac330/Supplement-P2_5 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" "+32cd9114712a24010b0583624dc52ac302194128" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11852e9104dd1fb8bcd68a57729273e34a8f546e07aff81dd530ae15098bc318
[INFO] running `Command { std: "docker" "start" "-a" "11852e9104dd1fb8bcd68a57729273e34a8f546e07aff81dd530ae15098bc318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11852e9104dd1fb8bcd68a57729273e34a8f546e07aff81dd530ae15098bc318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11852e9104dd1fb8bcd68a57729273e34a8f546e07aff81dd530ae15098bc318", kill_on_drop: false }`
[INFO] [stdout] 11852e9104dd1fb8bcd68a57729273e34a8f546e07aff81dd530ae15098bc318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf36d99f476d24599b7384edd1606814b74b1c4aa29de2b56a7d999d5b85f04d
[INFO] running `Command { std: "docker" "start" "-a" "bf36d99f476d24599b7384edd1606814b74b1c4aa29de2b56a7d999d5b85f04d", kill_on_drop: false }`
[INFO] [stderr]     Checking supplement_p2_5 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `double` is never used
[INFO] [stdout]   --> src/lib.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn double(x: i32) -> i32 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 |     unsafe { std::mem::transmute(value) }
[INFO] [stdout]   |              -------------------^^^^^^^
[INFO] [stdout]   |              |
[INFO] [stdout]   |              help: replace this with: `f32::to_ne_bytes`
[INFO] [stdout]   |
[INFO] [stdout]   = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]   = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/lib.rs:32:35
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let bytes: [u8; 8] = unsafe { std::mem::transmute(value) };
[INFO] [stdout]    |                                   -------------------^^^^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   help: replace this with: `f64::to_ne_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 |     unsafe { std::mem::transmute(value) }
[INFO] [stdout]   |              -------------------^^^^^^^
[INFO] [stdout]   |              |
[INFO] [stdout]   |              help: replace this with: `f32::to_ne_bytes`
[INFO] [stdout]   |
[INFO] [stdout]   = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout]   = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/lib.rs:32:35
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let bytes: [u8; 8] = unsafe { std::mem::transmute(value) };
[INFO] [stdout]    |                                   -------------------^^^^^^^
[INFO] [stdout]    |                                   |
[INFO] [stdout]    |                                   help: replace this with: `f64::to_ne_bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = help: there's also `to_le_bytes` and `to_be_bytes` if you expect a particular byte order
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "bf36d99f476d24599b7384edd1606814b74b1c4aa29de2b56a7d999d5b85f04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf36d99f476d24599b7384edd1606814b74b1c4aa29de2b56a7d999d5b85f04d", kill_on_drop: false }`
[INFO] [stdout] bf36d99f476d24599b7384edd1606814b74b1c4aa29de2b56a7d999d5b85f04d