[INFO] cloning repository https://github.com/kyoheiu/iro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyoheiu/iro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyoheiu%2Firo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyoheiu%2Firo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba4adc00e13da9086389357b0e92e608928a8b39
[INFO] checking kyoheiu/iro against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyoheiu%2Firo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kyoheiu/iro
[INFO] finished tweaking git repo https://github.com/kyoheiu/iro
[INFO] tweaked toml for git repo https://github.com/kyoheiu/iro written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kyoheiu/iro on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kyoheiu/iro 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hsl v0.1.1
[INFO] [stderr]   Downloaded colorconv v0.1.1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d511307dd805cf4aca4f05d5544089dbe8fea6a4351d89b62dcc9868d9c069e8
[INFO] running `Command { std: "docker" "start" "-a" "d511307dd805cf4aca4f05d5544089dbe8fea6a4351d89b62dcc9868d9c069e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d511307dd805cf4aca4f05d5544089dbe8fea6a4351d89b62dcc9868d9c069e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d511307dd805cf4aca4f05d5544089dbe8fea6a4351d89b62dcc9868d9c069e8", kill_on_drop: false }`
[INFO] [stdout] d511307dd805cf4aca4f05d5544089dbe8fea6a4351d89b62dcc9868d9c069e8
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a06425d5f46184512fb6ca117952e4eb64c0705d83c02acce114c0b24e18372
[INFO] running `Command { std: "docker" "start" "-a" "3a06425d5f46184512fb6ca117952e4eb64c0705d83c02acce114c0b24e18372", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking hsl v0.1.1
[INFO] [stderr]     Checking phf_shared v0.11.1
[INFO] [stderr]    Compiling phf_generator v0.11.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking env_logger v0.9.1
[INFO] [stderr]    Compiling phf_macros v0.11.1
[INFO] [stderr]     Checking phf v0.11.1
[INFO] [stderr]     Checking colorconv v0.1.1
[INFO] [stderr]     Checking iro-cli v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/main.rs:65:37
[INFO] [stdout]    |
[INFO] [stdout] 65 |                         for n in &v[((i * 3)..=2 + (i * 3))] {
[INFO] [stdout]    |                                     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                         for n in &v[((i * 3)..=2 + (i * 3))] {
[INFO] [stdout] 65 +                         for n in &v[(i * 3)..=2 + (i * 3) ] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/main.rs:65:37
[INFO] [stdout]    |
[INFO] [stdout] 65 |                         for n in &v[((i * 3)..=2 + (i * 3))] {
[INFO] [stdout]    |                                     ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -                         for n in &v[((i * 3)..=2 + (i * 3))] {
[INFO] [stdout] 65 +                         for n in &v[(i * 3)..=2 + (i * 3) ] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "3a06425d5f46184512fb6ca117952e4eb64c0705d83c02acce114c0b24e18372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a06425d5f46184512fb6ca117952e4eb64c0705d83c02acce114c0b24e18372", kill_on_drop: false }`
[INFO] [stdout] 3a06425d5f46184512fb6ca117952e4eb64c0705d83c02acce114c0b24e18372
