[INFO] fetching crate prometheus-hyper 0.2.1...
[INFO] checking prometheus-hyper-0.2.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate prometheus-hyper 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate prometheus-hyper 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prometheus-hyper 0.2.1
[INFO] tweaked toml for crates.io crate prometheus-hyper 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometheus-hyper 0.2.1 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 prometheus-hyper 0.2.1 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-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_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] 54fa2a2e47da02f9c78da824cdc246851fe95454a37fcfaf8ecd0d4c8f5fa6f5
[INFO] running `Command { std: "docker" "start" "-a" "54fa2a2e47da02f9c78da824cdc246851fe95454a37fcfaf8ecd0d4c8f5fa6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54fa2a2e47da02f9c78da824cdc246851fe95454a37fcfaf8ecd0d4c8f5fa6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54fa2a2e47da02f9c78da824cdc246851fe95454a37fcfaf8ecd0d4c8f5fa6f5", kill_on_drop: false }`
[INFO] [stdout] 54fa2a2e47da02f9c78da824cdc246851fe95454a37fcfaf8ecd0d4c8f5fa6f5
[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 }`
[INFO] [stdout] 32063ce78eb6027730364a88ec18754807d2d63b9f70f3db35b9c93c0bb9b597
[INFO] running `Command { std: "docker" "start" "-a" "32063ce78eb6027730364a88ec18754807d2d63b9f70f3db35b9c93c0bb9b597", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling prometheus v0.14.0
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking hyper v1.6.0
[INFO] [stderr]     Checking hyper-util v0.1.11
[INFO] [stderr]     Checking prometheus-hyper v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:260:24
[INFO] [stdout]     |
[INFO] [stdout] 260 |         Box::pin(async { Ok::<Response<http_body_util::Full<bytes::Bytes>>, Infallible>(response) })
[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<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:260:26
[INFO] [stdout]     |
[INFO] [stdout] 260 |         Box::pin(async { Ok::<Response<http_body_util::Full<bytes::Bytes>>, Infallible>(response) })
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prometheus-hyper` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Response<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:260:24
[INFO] [stdout]     |
[INFO] [stdout] 260 |         Box::pin(async { Ok::<Response<http_body_util::Full<bytes::Bytes>>, Infallible>(response) })
[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<http_body_util::Full<bytes::Bytes>>, Infallible>
[INFO] [stdout]    --> src/lib.rs:260:26
[INFO] [stdout]     |
[INFO] [stdout] 260 |         Box::pin(async { Ok::<Response<http_body_util::Full<bytes::Bytes>>, Infallible>(response) })
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prometheus-hyper` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "32063ce78eb6027730364a88ec18754807d2d63b9f70f3db35b9c93c0bb9b597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32063ce78eb6027730364a88ec18754807d2d63b9f70f3db35b9c93c0bb9b597", kill_on_drop: false }`
[INFO] [stdout] 32063ce78eb6027730364a88ec18754807d2d63b9f70f3db35b9c93c0bb9b597
