[INFO] cloning repository https://github.com/letheed/rgol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/letheed/rgol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletheed%2Frgol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletheed%2Frgol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4e05ddb6e936e2a83f11ac2387d7b055ce77ade
[INFO] checking letheed/rgol against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletheed%2Frgol" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/letheed/rgol
[INFO] finished tweaking git repo https://github.com/letheed/rgol
[INFO] tweaked toml for git repo https://github.com/letheed/rgol written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/letheed/rgol on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/letheed/rgol 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.53
[INFO] [stderr]   Downloaded signal v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99f28ae1c3b05a5dd60529271f04ddff0f7e1f70f78d168d45cf23383e3da5b6
[INFO] running `Command { std: "docker" "start" "-a" "99f28ae1c3b05a5dd60529271f04ddff0f7e1f70f78d168d45cf23383e3da5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99f28ae1c3b05a5dd60529271f04ddff0f7e1f70f78d168d45cf23383e3da5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f28ae1c3b05a5dd60529271f04ddff0f7e1f70f78d168d45cf23383e3da5b6", kill_on_drop: false }`
[INFO] [stdout] 99f28ae1c3b05a5dd60529271f04ddff0f7e1f70f78d168d45cf23383e3da5b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c45c6a64bd8a8ffe49ec98c6cfd51a786e32d47f775046f2d5542842fcdb7835
[INFO] running `Command { std: "docker" "start" "-a" "c45c6a64bd8a8ffe49ec98c6cfd51a786e32d47f775046f2d5542842fcdb7835", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking clap v3.0.14
[INFO] [stderr]     Checking signal v0.7.0
[INFO] [stderr]     Checking rgol v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use anyhow::{bail, Context};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bail`
[INFO] [stdout]  --> src/main.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use anyhow::{bail, Context};
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "c45c6a64bd8a8ffe49ec98c6cfd51a786e32d47f775046f2d5542842fcdb7835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45c6a64bd8a8ffe49ec98c6cfd51a786e32d47f775046f2d5542842fcdb7835", kill_on_drop: false }`
[INFO] [stdout] c45c6a64bd8a8ffe49ec98c6cfd51a786e32d47f775046f2d5542842fcdb7835