[INFO] cloning repository https://github.com/romblox/rust-rocket-begin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/romblox/rust-rocket-begin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromblox%2Frust-rocket-begin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromblox%2Frust-rocket-begin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a0812dffdbf88edfb0825547c4f0697811f6dc7
[INFO] checking romblox/rust-rocket-begin against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromblox%2Frust-rocket-begin" "/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/romblox/rust-rocket-begin
[INFO] finished tweaking git repo https://github.com/romblox/rust-rocket-begin
[INFO] tweaked toml for git repo https://github.com/romblox/rust-rocket-begin written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/romblox/rust-rocket-begin on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "6056808ad5cbd90ed660f8a719dbdcd79608d5054688fd1279ea82a3462cb3b9", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: fields `username` and `password` are never read
[INFO] [stdout]  --> src/auth.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BasicAuth {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 6 |     pub username: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 7 |     pub password: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, i32>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket-app` (bin "rocket-app") due to 6 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: fields `username` and `password` are never read
[INFO] [stdout]  --> src/auth.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct BasicAuth {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 6 |     pub username: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout] 7 |     pub password: String,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, i32>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rocket-app` (bin "rocket-app" test) due to 6 previous errors; 1 warning emitted
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Queryable` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, std::string::String>
[INFO] [stdout]  --> src/models.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Serialize, Queryable)]
[INFO] [stdout]   |                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8f2aca97ed6c19830746a086d8fda6ad2968f697d702daa474bd4e1b2c6ef9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8f2aca97ed6c19830746a086d8fda6ad2968f697d702daa474bd4e1b2c6ef9b", kill_on_drop: false }`
[INFO] [stdout] f8f2aca97ed6c19830746a086d8fda6ad2968f697d702daa474bd4e1b2c6ef9b
