[INFO] fetching crate devrig 0.29.0...
[INFO] checking devrig-0.29.0 against master#540f43a224317d894a9a0710a8d67704f179a33c for pr-155193
[INFO] extracting crate devrig 0.29.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate devrig 0.29.0
[INFO] finished tweaking crates.io crate devrig 0.29.0
[INFO] tweaked toml for crates.io crate devrig 0.29.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate devrig 0.29.0 on toolchain 540f43a224317d894a9a0710a8d67704f179a33c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+540f43a224317d894a9a0710a8d67704f179a33c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate devrig 0.29.0 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" "+540f43a224317d894a9a0710a8d67704f179a33c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.111
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+540f43a224317d894a9a0710a8d67704f179a33c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6c133e43563f11e8344818343d88312ae8dde9fe0f09056205057cbd94f2305
[INFO] running `Command { std: "docker" "start" "-a" "d6c133e43563f11e8344818343d88312ae8dde9fe0f09056205057cbd94f2305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6c133e43563f11e8344818343d88312ae8dde9fe0f09056205057cbd94f2305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c133e43563f11e8344818343d88312ae8dde9fe0f09056205057cbd94f2305", kill_on_drop: false }`
[INFO] [stdout] d6c133e43563f11e8344818343d88312ae8dde9fe0f09056205057cbd94f2305
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+540f43a224317d894a9a0710a8d67704f179a33c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a57411a38efbc09058dfa673eaef702ca3eb19dcacb2332a2c3799905885571b
[INFO] running `Command { std: "docker" "start" "-a" "a57411a38efbc09058dfa673eaef702ca3eb19dcacb2332a2c3799905885571b", kill_on_drop: false }`
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[INFO] [stderr]     Checking devrig v0.29.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `make_metric` is never used
[INFO] [stdout]    --> src/otel/storage.rs:294:8
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn make_metric(service: &str, name: &str, value: f64) -> StoredMetric {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "a57411a38efbc09058dfa673eaef702ca3eb19dcacb2332a2c3799905885571b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57411a38efbc09058dfa673eaef702ca3eb19dcacb2332a2c3799905885571b", kill_on_drop: false }`
[INFO] [stdout] a57411a38efbc09058dfa673eaef702ca3eb19dcacb2332a2c3799905885571b
