[INFO] cloning repository https://github.com/mfloto/courier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mfloto/courier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfloto%2Fcourier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfloto%2Fcourier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d86e2f97654436e7fd78a32fe311995c130e4130
[INFO] checking mfloto/courier against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmfloto%2Fcourier" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mfloto/courier on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mfloto/courier
[INFO] finished tweaking git repo https://github.com/mfloto/courier
[INFO] tweaked toml for git repo https://github.com/mfloto/courier written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mfloto/courier 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustls-connector v0.18.3
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[INFO] [stderr]   Downloaded ouroboros v0.16.0
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[INFO] [stderr]   Downloaded rustls-webpki v0.102.0
[INFO] [stderr]   Downloaded rustls v0.22.1
[INFO] [stderr]   Downloaded mail-parser v0.9.2
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd8ab20548f9b40297597eb660faa39a13d4baf437ba743bc8fb8171fd01a395
[INFO] running `Command { std: "docker" "start" "-a" "dd8ab20548f9b40297597eb660faa39a13d4baf437ba743bc8fb8171fd01a395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd8ab20548f9b40297597eb660faa39a13d4baf437ba743bc8fb8171fd01a395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8ab20548f9b40297597eb660faa39a13d4baf437ba743bc8fb8171fd01a395", kill_on_drop: false }`
[INFO] [stdout] dd8ab20548f9b40297597eb660faa39a13d4baf437ba743bc8fb8171fd01a395
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24c024cf25c479e6ace7192cae4aaaa6ad8f74f40678d735e4a040d4d54ec10e
[INFO] running `Command { std: "docker" "start" "-a" "24c024cf25c479e6ace7192cae4aaaa6ad8f74f40678d735e4a040d4d54ec10e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
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[INFO] [stderr]    Compiling parking_lot_core v0.9.8
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[INFO] [stderr]     Checking memchr v2.6.4
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[INFO] [stderr]    Compiling html5ever v0.26.0
[INFO] [stderr]    Compiling ouroboros_macro v0.16.0
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[INFO] [stderr]     Checking sct v0.7.0
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[INFO] [stderr]     Checking html2text v0.9.1
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[INFO] [stderr]     Checking courier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DiscordPayload` is never constructed
[INFO] [stdout]  --> src/discord.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DiscordPayload {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `to` is never read
[INFO] [stdout]  --> src/email.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Email {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 9 |     pub(crate) to: Vec<Recipient>,
[INFO] [stdout]   |                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Email` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/email.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Recipient {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 28 |     pub(crate) name: String,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Recipient` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DiscordPayload` is never constructed
[INFO] [stdout]  --> src/discord.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DiscordPayload {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `to` is never read
[INFO] [stdout]  --> src/email.rs:9:16
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Email {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 9 |     pub(crate) to: Vec<Recipient>,
[INFO] [stdout]   |                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Email` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/email.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Recipient {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 28 |     pub(crate) name: String,
[INFO] [stdout]    |                ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Recipient` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.41s
[INFO] running `Command { std: "docker" "inspect" "24c024cf25c479e6ace7192cae4aaaa6ad8f74f40678d735e4a040d4d54ec10e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24c024cf25c479e6ace7192cae4aaaa6ad8f74f40678d735e4a040d4d54ec10e", kill_on_drop: false }`
[INFO] [stdout] 24c024cf25c479e6ace7192cae4aaaa6ad8f74f40678d735e4a040d4d54ec10e