[INFO] fetching crate volans-request 0.2.0...
[INFO] checking volans-request-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate volans-request 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate volans-request 0.2.0
[INFO] finished tweaking crates.io crate volans-request 0.2.0
[INFO] tweaked toml for crates.io crate volans-request 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate volans-request 0.2.0 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 volans-request 0.2.0 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] 9ce2ba74e60dc1890d2d4b90ca2f01ec4325c5f960d9113597621527dbc709e7
[INFO] running `Command { std: "docker" "start" "-a" "9ce2ba74e60dc1890d2d4b90ca2f01ec4325c5f960d9113597621527dbc709e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ce2ba74e60dc1890d2d4b90ca2f01ec4325c5f960d9113597621527dbc709e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ce2ba74e60dc1890d2d4b90ca2f01ec4325c5f960d9113597621527dbc709e7", kill_on_drop: false }`
[INFO] [stdout] 9ce2ba74e60dc1890d2d4b90ca2f01ec4325c5f960d9113597621527dbc709e7
[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] 9d2c5286f171137a4ed449e27682a0af05c66f047d193973559958cd19cebc34
[INFO] running `Command { std: "docker" "start" "-a" "9d2c5286f171137a4ed449e27682a0af05c66f047d193973559958cd19cebc34", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]    Compiling volans-swarm-derive v0.2.0
[INFO] [stderr]     Checking tokio v1.47.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling prost-derive v0.14.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking thiserror v2.0.12
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking prost v0.14.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking serde_json v1.0.142
[INFO] [stderr]     Checking ed25519-dalek v2.2.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures-bounded v0.3.0
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking volans-stream-select v0.1.1
[INFO] [stderr]     Checking volans-core v0.2.0
[INFO] [stderr]     Checking volans-swarm v0.2.0
[INFO] [stderr]     Checking volans-request v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<(Substream, P), Infallible>
[INFO] [stdout]   --> src/lib.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |         future::ready(Ok((io, protocol)))
[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<(Substream, P), Infallible>
[INFO] [stdout]   --> src/lib.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |         future::ready(Ok((io, protocol)))
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<(Substream, P), Infallible>
[INFO] [stdout]   --> src/lib.rs:77:23
[INFO] [stdout]    |
[INFO] [stdout] 77 |         future::ready(Ok((io, protocol)))
[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<(Substream, P), Infallible>
[INFO] [stdout]   --> src/lib.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |         future::ready(Ok((io, protocol)))
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `volans-request` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `volans-request` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9d2c5286f171137a4ed449e27682a0af05c66f047d193973559958cd19cebc34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2c5286f171137a4ed449e27682a0af05c66f047d193973559958cd19cebc34", kill_on_drop: false }`
[INFO] [stdout] 9d2c5286f171137a4ed449e27682a0af05c66f047d193973559958cd19cebc34