[INFO] fetching crate niloecl 0.1.3...
[INFO] checking niloecl-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate niloecl 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate niloecl 0.1.3
[INFO] finished tweaking crates.io crate niloecl 0.1.3
[INFO] tweaked toml for crates.io crate niloecl 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate niloecl 0.1.3 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 }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding twilight-model v0.16.0 (available: v0.17.0)
[INFO] [stderr]       Adding twilight-util v0.16.0 (available: v0.17.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c53c0212dcaa09625f6982c2a8699db23f22700bc981313004014528904c35bc
[INFO] running `Command { std: "docker" "start" "-a" "c53c0212dcaa09625f6982c2a8699db23f22700bc981313004014528904c35bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53c0212dcaa09625f6982c2a8699db23f22700bc981313004014528904c35bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53c0212dcaa09625f6982c2a8699db23f22700bc981313004014528904c35bc", kill_on_drop: false }`
[INFO] [stdout] c53c0212dcaa09625f6982c2a8699db23f22700bc981313004014528904c35bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 }`
[INFO] [stdout] 6f25870464d8fefa8329b64af26b1713bdfe875876173f9e8facf0b035932bde
[INFO] running `Command { std: "docker" "start" "-a" "6f25870464d8fefa8329b64af26b1713bdfe875876173f9e8facf0b035932bde", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking twilight-model v0.16.0
[INFO] [stderr]     Checking twilight-validate v0.16.0
[INFO] [stderr]     Checking twilight-util v0.16.0
[INFO] [stderr]     Checking niloecl v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `BasicErrorReport` is never constructed
[INFO] [stdout]  --> src/into_response_impls.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct BasicErrorReport<T>(pub T);
[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: Result<Interaction, Infallible>
[INFO] [stdout]   --> src/extract.rs:9:95
[INFO] [stdout]    |
[INFO] [stdout]  9 |       async fn from_request(req: &mut Interaction, _state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 10 | |         Ok(req.clone())
[INFO] [stdout] 11 | |     }
[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<Interaction, Infallible>
[INFO] [stdout]   --> src/extract.rs:9:95
[INFO] [stdout]    |
[INFO] [stdout]  9 |       async fn from_request(req: &mut Interaction, _state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 10 | |         Ok(req.clone())
[INFO] [stdout] 11 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Interaction, Infallible>
[INFO] [stdout]   --> src/extract.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         Ok(req.clone())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<State<S>, Infallible>
[INFO] [stdout]   --> src/extract.rs:18:95
[INFO] [stdout]    |
[INFO] [stdout] 18 |       async fn from_request(_req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 19 | |         Ok(Self(state.clone()))
[INFO] [stdout] 20 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<State<S>, Infallible>
[INFO] [stdout]   --> src/extract.rs:18:95
[INFO] [stdout]    |
[INFO] [stdout] 18 |       async fn from_request(_req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 19 | |         Ok(Self(state.clone()))
[INFO] [stdout] 20 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<State<S>, Infallible>
[INFO] [stdout]   --> src/extract.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ok(Self(state.clone()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<T>, Infallible>
[INFO] [stdout]   --> src/extract.rs:25:94
[INFO] [stdout]    |
[INFO] [stdout] 25 |       async fn from_request(req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  ______________________________________________________________________________________________^
[INFO] [stdout] 26 | |         Ok(T::from_request(req, state).await.ok())
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<T>, Infallible>
[INFO] [stdout]   --> src/extract.rs:25:94
[INFO] [stdout]    |
[INFO] [stdout] 25 |       async fn from_request(req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  ______________________________________________________________________________________________^
[INFO] [stdout] 26 | |         Ok(T::from_request(req, state).await.ok())
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<T>, Infallible>
[INFO] [stdout]   --> src/extract.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Ok(T::from_request(req, state).await.ok())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `niloecl` (lib test) due to 9 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `BasicErrorReport` is never constructed
[INFO] [stdout]  --> src/into_response_impls.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct BasicErrorReport<T>(pub T);
[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: Result<Interaction, Infallible>
[INFO] [stdout]   --> src/extract.rs:9:95
[INFO] [stdout]    |
[INFO] [stdout]  9 |       async fn from_request(req: &mut Interaction, _state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 10 | |         Ok(req.clone())
[INFO] [stdout] 11 | |     }
[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<Interaction, Infallible>
[INFO] [stdout]   --> src/extract.rs:9:95
[INFO] [stdout]    |
[INFO] [stdout]  9 |       async fn from_request(req: &mut Interaction, _state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 10 | |         Ok(req.clone())
[INFO] [stdout] 11 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Interaction, Infallible>
[INFO] [stdout]   --> src/extract.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         Ok(req.clone())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<State<S>, Infallible>
[INFO] [stdout]   --> src/extract.rs:18:95
[INFO] [stdout]    |
[INFO] [stdout] 18 |       async fn from_request(_req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 19 | |         Ok(Self(state.clone()))
[INFO] [stdout] 20 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<State<S>, Infallible>
[INFO] [stdout]   --> src/extract.rs:18:95
[INFO] [stdout]    |
[INFO] [stdout] 18 |       async fn from_request(_req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  _______________________________________________________________________________________________^
[INFO] [stdout] 19 | |         Ok(Self(state.clone()))
[INFO] [stdout] 20 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<State<S>, Infallible>
[INFO] [stdout]   --> src/extract.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Ok(Self(state.clone()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<T>, Infallible>
[INFO] [stdout]   --> src/extract.rs:25:94
[INFO] [stdout]    |
[INFO] [stdout] 25 |       async fn from_request(req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  ______________________________________________________________________________________________^
[INFO] [stdout] 26 | |         Ok(T::from_request(req, state).await.ok())
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<T>, Infallible>
[INFO] [stdout]   --> src/extract.rs:25:94
[INFO] [stdout]    |
[INFO] [stdout] 25 |       async fn from_request(req: &mut Interaction, state: &S) -> Result<Self, Self::Rejection> {
[INFO] [stdout]    |  ______________________________________________________________________________________________^
[INFO] [stdout] 26 | |         Ok(T::from_request(req, state).await.ok())
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Option<T>, Infallible>
[INFO] [stdout]   --> src/extract.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Ok(T::from_request(req, state).await.ok())
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `niloecl` (lib) due to 9 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6f25870464d8fefa8329b64af26b1713bdfe875876173f9e8facf0b035932bde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f25870464d8fefa8329b64af26b1713bdfe875876173f9e8facf0b035932bde", kill_on_drop: false }`
[INFO] [stdout] 6f25870464d8fefa8329b64af26b1713bdfe875876173f9e8facf0b035932bde
