[INFO] fetching crate metrics 0.24.2... [INFO] building metrics-0.24.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate metrics 0.24.2 into /workspace/builds/worker-6-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-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate metrics 0.24.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_spanned v0.6.8 [INFO] [stderr] Downloaded toml v0.8.20 [INFO] [stderr] Downloaded target-triple v0.1.4 [INFO] [stderr] Downloaded proc-macro2 v1.0.94 [INFO] [stderr] Downloaded cast v0.2.7 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded rustversion v1.0.20 [INFO] [stderr] Downloaded once_cell v1.21.1 [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded itertools v0.9.0 [INFO] [stderr] Downloaded toml_edit v0.22.24 [INFO] [stderr] Downloaded trybuild v1.0.104 [INFO] [stderr] Downloaded log v0.4.26 [INFO] [stderr] Downloaded winnow v0.7.4 [INFO] [stderr] Downloaded clap v2.34.0 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded syn v2.0.100 [INFO] [stderr] Downloaded libc v0.2.171 [INFO] [stderr] Downloaded plotters v0.2.15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36b7ac581c82f2a7fd806de1cbdb00628bab4c369ff48eb7837c1505c094529b [INFO] running `Command { std: "docker" "start" "-a" "36b7ac581c82f2a7fd806de1cbdb00628bab4c369ff48eb7837c1505c094529b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36b7ac581c82f2a7fd806de1cbdb00628bab4c369ff48eb7837c1505c094529b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36b7ac581c82f2a7fd806de1cbdb00628bab4c369ff48eb7837c1505c094529b", kill_on_drop: false }` [INFO] [stdout] 36b7ac581c82f2a7fd806de1cbdb00628bab4c369ff48eb7837c1505c094529b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df327ab2622ae961820f798ce22a62e77bb4490d751ac271570f69ca2ecc00f9 [INFO] running `Command { std: "docker" "start" "-a" "df327ab2622ae961820f798ce22a62e77bb4490d751ac271570f69ca2ecc00f9", kill_on_drop: false }` [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling zerocopy v0.7.35 [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