[INFO] fetching crate metrics 0.24.2... [INFO] testing metrics-0.24.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate metrics 0.24.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate metrics 0.24.2 [INFO] finished tweaking crates.io crate metrics 0.24.2 [INFO] tweaked toml for crates.io crate metrics 0.24.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate metrics 0.24.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate metrics 0.24.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded trybuild v1.0.104 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded plotters v0.2.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ebbcb1580d029a5733d1c7b7c650746b9b9930c1a13609a92c6ef69cddfd1fb [INFO] running `Command { std: "docker" "start" "-a" "9ebbcb1580d029a5733d1c7b7c650746b9b9930c1a13609a92c6ef69cddfd1fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ebbcb1580d029a5733d1c7b7c650746b9b9930c1a13609a92c6ef69cddfd1fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ebbcb1580d029a5733d1c7b7c650746b9b9930c1a13609a92c6ef69cddfd1fb", kill_on_drop: false }` [INFO] [stdout] 9ebbcb1580d029a5733d1c7b7c650746b9b9930c1a13609a92c6ef69cddfd1fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9cd3d50859b8a01b0c841aa7031afa12f1c83cb801b48bc9006aecca40d28ac [INFO] running `Command { std: "docker" "start" "-a" "f9cd3d50859b8a01b0c841aa7031afa12f1c83cb801b48bc9006aecca40d28ac", kill_on_drop: false }` [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling once_cell v1.21.1 [INFO] [stderr] Compiling metrics v0.24.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/key.rs:135:19 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn labels(&self) -> Iter