[INFO] cloning repository https://github.com/dylangiles/dmail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dylangiles/dmail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylangiles%2Fdmail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylangiles%2Fdmail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f17caf947e0e2eaf6c32ad620a0abcb952d645fa
[INFO] checking dylangiles/dmail against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylangiles%2Fdmail" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dylangiles/dmail
[INFO] finished tweaking git repo https://github.com/dylangiles/dmail
[INFO] tweaked toml for git repo https://github.com/dylangiles/dmail written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dylangiles/dmail on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dylangiles/dmail 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e5f458e451c044e083e24cb264d2eaf813be732aff6b74ebd6187ee5b106c83
[INFO] running `Command { std: "docker" "start" "-a" "3e5f458e451c044e083e24cb264d2eaf813be732aff6b74ebd6187ee5b106c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e5f458e451c044e083e24cb264d2eaf813be732aff6b74ebd6187ee5b106c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5f458e451c044e083e24cb264d2eaf813be732aff6b74ebd6187ee5b106c83", kill_on_drop: false }`
[INFO] [stdout] 3e5f458e451c044e083e24cb264d2eaf813be732aff6b74ebd6187ee5b106c83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53a080308fd4dad6a13f25ee4e5123be00a449bf46f317ca81a634a75c614237
[INFO] running `Command { std: "docker" "start" "-a" "53a080308fd4dad6a13f25ee4e5123be00a449bf46f317ca81a634a75c614237", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cc v1.0.98
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking zerocopy v0.7.34
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling chumsky v1.0.0-alpha.7
[INFO] [stderr]     Checking winnow v0.6.8
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serde_spanned v0.6.6
[INFO] [stderr]     Checking toml_datetime v0.6.6
[INFO] [stderr]     Checking toml_edit v0.22.13
[INFO] [stderr]     Checking toml v0.8.13
[INFO] [stderr]     Checking dmail-smtp v0.1.0 (/opt/rustwide/workdir/dmail-smtp)
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]  --> dmail-smtp/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> dmail-smtp/src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncBufReadExt`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncBufReadExt, AsyncReadExt, AsyncWrite, AsyncWriteExt, BufReader};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extra::ParserExtra`
[INFO] [stdout]  --> dmail-smtp/src/smtp_parser.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chumsky::{extra::ParserExtra, prelude::*, text::whitespace};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::config::Config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::StreamExt`
[INFO] [stdout]  --> dmail-smtp/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use futures::StreamExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> dmail-smtp/src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncBufReadExt`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:10:17
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::{AsyncBufReadExt, AsyncReadExt, AsyncWrite, AsyncWriteExt, BufReader};
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extra::ParserExtra`
[INFO] [stdout]  --> dmail-smtp/src/smtp_parser.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chumsky::{extra::ParserExtra, prelude::*, text::whitespace};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::config::Config`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::config::Config;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `quit_rx`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 | async fn session(mut quit_rx: broadcast::Receiver<()>, mut stream: TcpStream) {
[INFO] [stdout]    |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quit_rx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this_session`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let this_session = SmtpSession::new();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_this_session`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_str`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let temp_str = std::str::from_utf8(&buf).unwrap();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_bytes`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let num_bytes = match buf_reader.read(&mut buf).await {
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply_bytes`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     let reply_bytes = reply("221 Bye", &mut writer).await;
[INFO] [stdout]    |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reply_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> dmail-smtp/src/main.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 | async fn session(mut quit_rx: broadcast::Receiver<()>, mut stream: TcpStream) {
[INFO] [stdout]    |                  ----^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `quit_rx`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:60:22
[INFO] [stdout]    |
[INFO] [stdout] 60 | async fn session(mut quit_rx: broadcast::Receiver<()>, mut stream: TcpStream) {
[INFO] [stdout]    |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quit_rx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `this_session`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let this_session = SmtpSession::new();
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_this_session`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_str`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let temp_str = std::str::from_utf8(&buf).unwrap();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_bytes`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let num_bytes = match buf_reader.read(&mut buf).await {
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply_bytes`
[INFO] [stdout]   --> dmail-smtp/src/main.rs:94:25
[INFO] [stdout]    |
[INFO] [stdout] 94 |                     let reply_bytes = reply("221 Bye", &mut writer).await;
[INFO] [stdout]    |                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reply_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> dmail-smtp/src/main.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 | async fn session(mut quit_rx: broadcast::Receiver<()>, mut stream: TcpStream) {
[INFO] [stdout]    |                  ----^^^^^^^
[INFO] [stdout]    |                  |
[INFO] [stdout]    |                  help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> dmail-smtp/src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> dmail-smtp/src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `errors`
[INFO] [stdout]   --> dmail-smtp/src/smtp_parser.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let (output, errors) = parser().parse(input).into_output_errors();
[INFO] [stdout]    |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_errors`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `service_ready` is never used
[INFO] [stdout]  --> dmail-smtp/src/server.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl SmtpSession {
[INFO] [stdout]   | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub(crate) const fn service_ready(&self) -> SmtpReply {
[INFO] [stdout]   |                         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]  --> dmail-smtp/src/smtp_parser.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Token<'a> {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `service_ready` is never used
[INFO] [stdout]  --> dmail-smtp/src/server.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl SmtpSession {
[INFO] [stdout]   | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub(crate) const fn service_ready(&self) -> SmtpReply {
[INFO] [stdout]   |                         ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]  --> dmail-smtp/src/smtp_parser.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Token<'a> {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: chumsky v1.0.0-alpha.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "53a080308fd4dad6a13f25ee4e5123be00a449bf46f317ca81a634a75c614237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a080308fd4dad6a13f25ee4e5123be00a449bf46f317ca81a634a75c614237", kill_on_drop: false }`
[INFO] [stdout] 53a080308fd4dad6a13f25ee4e5123be00a449bf46f317ca81a634a75c614237
