[INFO] fetching crate libp2p-bitswap-next 0.26.4...
[INFO] checking libp2p-bitswap-next-0.26.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate libp2p-bitswap-next 0.26.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate libp2p-bitswap-next 0.26.4
[INFO] finished tweaking crates.io crate libp2p-bitswap-next 0.26.4
[INFO] tweaked toml for crates.io crate libp2p-bitswap-next 0.26.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libp2p-bitswap-next 0.26.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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 396 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.14 (available: v0.2.16)
[INFO] [stderr]       Adding libp2p v0.53.2 (available: v0.56.0)
[INFO] [stderr]       Adding multihash v0.18.1 (available: v0.19.3)
[INFO] [stderr]       Adding proc-macro-crate v1.1.3 (available: v1.3.1)
[INFO] [stderr]       Adding prometheus v0.13.4 (available: v0.14.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b6f68a20ece2504422051dcc7110d090e4f115e897999a2fe07069d22ea79d1
[INFO] running `Command { std: "docker" "start" "-a" "2b6f68a20ece2504422051dcc7110d090e4f115e897999a2fe07069d22ea79d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b6f68a20ece2504422051dcc7110d090e4f115e897999a2fe07069d22ea79d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6f68a20ece2504422051dcc7110d090e4f115e897999a2fe07069d22ea79d1", kill_on_drop: false }`
[INFO] [stdout] 2b6f68a20ece2504422051dcc7110d090e4f115e897999a2fe07069d22ea79d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 691c7d756abbde31fdc9a0cc86cf2e61b3452065f39e2fe789429bf30b89bbb4
[INFO] running `Command { std: "docker" "start" "-a" "691c7d756abbde31fdc9a0cc86cf2e61b3452065f39e2fe789429bf30b89bbb4", kill_on_drop: false }`
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[INFO] [stderr]     Checking libp2p-allow-block-list v0.3.0
[INFO] [stderr]     Checking libp2p-request-response v0.26.3
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[INFO] [stderr]     Checking libp2p-bitswap-next v0.26.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: field `timer` is never read
[INFO] [stdout]   --> src/query.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub struct Header {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 82 |     pub timer: HistogramTimer,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout] 3  | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(dead_code)]` implied by `#[deny(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-bitswap-next` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "691c7d756abbde31fdc9a0cc86cf2e61b3452065f39e2fe789429bf30b89bbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "691c7d756abbde31fdc9a0cc86cf2e61b3452065f39e2fe789429bf30b89bbb4", kill_on_drop: false }`
[INFO] [stdout] 691c7d756abbde31fdc9a0cc86cf2e61b3452065f39e2fe789429bf30b89bbb4