[INFO] fetching crate tunnelbana-headers 0.3.0...
[INFO] checking tunnelbana-headers-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate tunnelbana-headers 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tunnelbana-headers 0.3.0
[INFO] finished tweaking crates.io crate tunnelbana-headers 0.3.0
[INFO] tweaked toml for crates.io crate tunnelbana-headers 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tunnelbana-headers 0.3.0 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] crate crates.io crate tunnelbana-headers 0.3.0 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6c23c005a025c1c158e41b44be3d70d1f29245cfeb80a9cac5f6a9e168838c00
[INFO] running `Command { std: "docker" "start" "-a" "6c23c005a025c1c158e41b44be3d70d1f29245cfeb80a9cac5f6a9e168838c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c23c005a025c1c158e41b44be3d70d1f29245cfeb80a9cac5f6a9e168838c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c23c005a025c1c158e41b44be3d70d1f29245cfeb80a9cac5f6a9e168838c00", kill_on_drop: false }`
[INFO] [stdout] 6c23c005a025c1c158e41b44be3d70d1f29245cfeb80a9cac5f6a9e168838c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e3cf1729753112721e0352bc1234d9d0e0aea6bdf072e9604478bc5fb8ede944
[INFO] running `Command { std: "docker" "start" "-a" "e3cf1729753112721e0352bc1234d9d0e0aea6bdf072e9604478bc5fb8ede944", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking http-range-header v0.4.2
[INFO] [stderr]     Checking matchit v0.9.0
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking tunnelbana-headers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<B>, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:22
[INFO] [stdout]     |
[INFO] [stdout] 232 |             .map(|v| add_headers(v, bonus_headers))
[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<Response<B>, Infallible>
[INFO] [stdout]    --> src/lib.rs:232:34
[INFO] [stdout]     |
[INFO] [stdout] 232 |             .map(|v| add_headers(v, bonus_headers))
[INFO] [stdout]     |                                  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<B>, Infallible>
[INFO] [stdout]    --> src/lib.rs:240:38
[INFO] [stdout]     |
[INFO] [stdout] 240 |   ) -> Result<Response<B>, Infallible> {
[INFO] [stdout]     |  ______________________________________^
[INFO] [stdout] 241 | |     let Ok(mut inner) = res;
[INFO] [stdout] 242 | |     let resp_headers = inner.headers_mut();
[INFO] [stdout] 243 | |     if let Some(bonus_headers) = bonus_headers {
[INFO] [stdout] ...   |
[INFO] [stdout] 248 | |     Ok(inner)
[INFO] [stdout] 249 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<B>, Infallible>
[INFO] [stdout]    --> src/lib.rs:241:25
[INFO] [stdout]     |
[INFO] [stdout] 241 |     let Ok(mut inner) = res;
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Response<B>, Infallible>
[INFO] [stdout]    --> src/lib.rs:248:5
[INFO] [stdout]     |
[INFO] [stdout] 248 |     Ok(inner)
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tunnelbana-headers` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e3cf1729753112721e0352bc1234d9d0e0aea6bdf072e9604478bc5fb8ede944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3cf1729753112721e0352bc1234d9d0e0aea6bdf072e9604478bc5fb8ede944", kill_on_drop: false }`
[INFO] [stdout] e3cf1729753112721e0352bc1234d9d0e0aea6bdf072e9604478bc5fb8ede944