[INFO] cloning repository https://github.com/ThomasMiz/mail-devil [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThomasMiz/mail-devil" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasMiz%2Fmail-devil", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasMiz%2Fmail-devil'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b01a40f2f086928362b572e4ed18201f0ab4446 [INFO] checking ThomasMiz/mail-devil against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThomasMiz%2Fmail-devil" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ThomasMiz/mail-devil [INFO] finished tweaking git repo https://github.com/ThomasMiz/mail-devil [INFO] tweaked toml for git repo https://github.com/ThomasMiz/mail-devil written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ThomasMiz/mail-devil on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ThomasMiz/mail-devil 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 074dbe4a1be072793752e1ad8e476bb09071e02cb503ca9ee68c45b43dc46166 [INFO] running `Command { std: "docker" "start" "-a" "074dbe4a1be072793752e1ad8e476bb09071e02cb503ca9ee68c45b43dc46166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "074dbe4a1be072793752e1ad8e476bb09071e02cb503ca9ee68c45b43dc46166", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "074dbe4a1be072793752e1ad8e476bb09071e02cb503ca9ee68c45b43dc46166", kill_on_drop: false }` [INFO] [stdout] 074dbe4a1be072793752e1ad8e476bb09071e02cb503ca9ee68c45b43dc46166 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61cdf3ef3217a0be634d8e48352e90113d7708ddde2c6886d19a0591fbe661a7 [INFO] running `Command { std: "docker" "start" "-a" "61cdf3ef3217a0be634d8e48352e90113d7708ddde2c6886d19a0591fbe661a7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.162 [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Checking pin-project-lite v0.2.15 [INFO] [stderr] Checking inlined v0.1.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Compiling syn v2.0.87 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking tokio v1.41.1 [INFO] [stderr] Checking mail-devil v0.1.0 (/opt/rustwide/workdir/mail-devil) [INFO] [stdout] warning: unused variable: `verbose` [INFO] [stdout] --> mail-devil/src/server.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let verbose = startup_args.verbose; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `verbose` is never used [INFO] [stdout] --> mail-devil/src/state.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl Pop3ServerState { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn verbose(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `verbose` and `transformer_file` are never read [INFO] [stdout] --> mail-devil/src/state.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 98 | struct InnerState { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 99 | verbose: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | transformer_file: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `verbose` [INFO] [stdout] --> mail-devil/src/server.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let verbose = startup_args.verbose; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_verbose` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `verbose` is never used [INFO] [stdout] --> mail-devil/src/state.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 21 | impl Pop3ServerState { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn verbose(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `verbose` and `transformer_file` are never read [INFO] [stdout] --> mail-devil/src/state.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 98 | struct InnerState { [INFO] [stdout] | ---------- fields in this struct [INFO] [stdout] 99 | verbose: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | transformer_file: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.51s [INFO] running `Command { std: "docker" "inspect" "61cdf3ef3217a0be634d8e48352e90113d7708ddde2c6886d19a0591fbe661a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61cdf3ef3217a0be634d8e48352e90113d7708ddde2c6886d19a0591fbe661a7", kill_on_drop: false }` [INFO] [stdout] 61cdf3ef3217a0be634d8e48352e90113d7708ddde2c6886d19a0591fbe661a7