[INFO] cloning repository https://github.com/PhilT/mail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhilT/mail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilT%2Fmail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilT%2Fmail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc04f9d23119046048fe1a9832a1a8bac6c13604
[INFO] checking PhilT/mail against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhilT%2Fmail" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/PhilT/mail
[INFO] finished tweaking git repo https://github.com/PhilT/mail
[INFO] tweaked toml for git repo https://github.com/PhilT/mail written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/PhilT/mail on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/PhilT/mail 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" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f
[INFO] running `Command { std: "docker" "start" "20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking mail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mail_parser::MimeHeaders`
[INFO] [stdout]  --> src/bin/mail-find.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mail_parser::MimeHeaders;
[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: `mail_parser::MimeHeaders`
[INFO] [stdout]  --> src/bin/mail-find.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use mail_parser::MimeHeaders;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEADERS_MIME` is never used
[INFO] [stdout]  --> tests/mime_headers.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const HEADERS_MIME: &str = "MIME-Version: 1.0\r\nContent-Type: text/plain; charset=utf-8\r\nContent-Transfer-Encoding: 8bit\r\n";
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.59s
[INFO] running `Command { std: "docker" "inspect" "20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f", kill_on_drop: false }`
[INFO] [stdout] 20445cbbb5eb5f605c38f0c39bebcdde758368e1e1ea17533e4fcfb045979e2f
