[INFO] fetching crate oxidite-mail 0.1.0...
[INFO] checking oxidite-mail-0.1.0 against master#377656d3dd3f9c23a9c8713e163f4365a5261a84 for pr-146470-3
[INFO] extracting crate oxidite-mail 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate oxidite-mail 0.1.0
[INFO] finished tweaking crates.io crate oxidite-mail 0.1.0
[INFO] tweaked toml for crates.io crate oxidite-mail 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate oxidite-mail 0.1.0 on toolchain 377656d3dd3f9c23a9c8713e163f4365a5261a84
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate oxidite-mail 0.1.0 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" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lettre v0.11.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07742e52c6feb1586ec05e72c83645115547afcb0b04e603d47cff5626daf10a
[INFO] running `Command { std: "docker" "start" "-a" "07742e52c6feb1586ec05e72c83645115547afcb0b04e603d47cff5626daf10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07742e52c6feb1586ec05e72c83645115547afcb0b04e603d47cff5626daf10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07742e52c6feb1586ec05e72c83645115547afcb0b04e603d47cff5626daf10a", kill_on_drop: false }`
[INFO] [stdout] 07742e52c6feb1586ec05e72c83645115547afcb0b04e603d47cff5626daf10a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+377656d3dd3f9c23a9c8713e163f4365a5261a84" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 077f98be3593caa0578a647802bc4683740b3b3499757350c4c4abd70ef0d63c
[INFO] running `Command { std: "docker" "start" "-a" "077f98be3593caa0578a647802bc4683740b3b3499757350c4c4abd70ef0d63c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking icu_properties v2.1.1
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking email-encoding v0.4.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking hostname v0.4.2
[INFO] [stderr]     Checking quoted_printable v0.5.1
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking email_address v0.2.9
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling psm v0.1.28
[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking chumsky v0.9.3
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking lettre v0.11.19
[INFO] [stderr]     Checking oxidite-mail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_trait::async_trait`
[INFO] [stdout]  --> src/mailer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use async_trait::async_trait;
[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: `async_trait::async_trait`
[INFO] [stdout]  --> src/mailer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use async_trait::async_trait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/transport.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct SmtpTransport {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 51 |     config: SmtpConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]  --> src/attachment.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Attachment {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     pub(crate) filename: String,
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Attachment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/transport.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct SmtpTransport {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 51 |     config: SmtpConfig,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `filename` is never read
[INFO] [stdout]  --> src/attachment.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Attachment {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 6 |     pub(crate) filename: String,
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Attachment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.56s
[INFO] running `Command { std: "docker" "inspect" "077f98be3593caa0578a647802bc4683740b3b3499757350c4c4abd70ef0d63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077f98be3593caa0578a647802bc4683740b3b3499757350c4c4abd70ef0d63c", kill_on_drop: false }`
[INFO] [stdout] 077f98be3593caa0578a647802bc4683740b3b3499757350c4c4abd70ef0d63c