[INFO] cloning repository https://github.com/youhavethewrong/q_rsqrt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/youhavethewrong/q_rsqrt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyouhavethewrong%2Fq_rsqrt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyouhavethewrong%2Fq_rsqrt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91db33355d44d0c56a718f0c306edc75ceef2c3c
[INFO] checking youhavethewrong/q_rsqrt against master#667247db71ea18c4130dd018d060e7f09d589490 for pr-140824
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyouhavethewrong%2Fq_rsqrt" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/youhavethewrong/q_rsqrt on toolchain 667247db71ea18c4130dd018d060e7f09d589490
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/youhavethewrong/q_rsqrt
[INFO] finished tweaking git repo https://github.com/youhavethewrong/q_rsqrt
[INFO] tweaked toml for git repo https://github.com/youhavethewrong/q_rsqrt written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/youhavethewrong/q_rsqrt 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" "+667247db71ea18c4130dd018d060e7f09d589490" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e95e8e940dcc8bb600d61347c0b5f075d0cfd9ce3d1b35ba16664b7160fc7adf
[INFO] running `Command { std: "docker" "start" "-a" "e95e8e940dcc8bb600d61347c0b5f075d0cfd9ce3d1b35ba16664b7160fc7adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e95e8e940dcc8bb600d61347c0b5f075d0cfd9ce3d1b35ba16664b7160fc7adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e95e8e940dcc8bb600d61347c0b5f075d0cfd9ce3d1b35ba16664b7160fc7adf", kill_on_drop: false }`
[INFO] [stdout] e95e8e940dcc8bb600d61347c0b5f075d0cfd9ce3d1b35ba16664b7160fc7adf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+667247db71ea18c4130dd018d060e7f09d589490" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b50bbd1709ac0515a4fe7793663fc7858a1f9b308e5f8deac910261ecf767d4
[INFO] running `Command { std: "docker" "start" "-a" "1b50bbd1709ac0515a4fe7793663fc7858a1f9b308e5f8deac910261ecf767d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking fast_inverse_square_root v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/main.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut i: u32 = unsafe { mem::transmute(y) };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: replace this with: `f32::to_bits(y)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/main.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     y = unsafe { mem::transmute(i) };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^ help: replace this with: `f32::from_bits(i)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/main.rs:11:31
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut i: u32 = unsafe { mem::transmute(y) };
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^ help: replace this with: `f32::to_bits(y)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/main.rs:13:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     y = unsafe { mem::transmute(i) };
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^ help: replace this with: `f32::from_bits(i)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `Command { std: "docker" "inspect" "1b50bbd1709ac0515a4fe7793663fc7858a1f9b308e5f8deac910261ecf767d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b50bbd1709ac0515a4fe7793663fc7858a1f9b308e5f8deac910261ecf767d4", kill_on_drop: false }`
[INFO] [stdout] 1b50bbd1709ac0515a4fe7793663fc7858a1f9b308e5f8deac910261ecf767d4