[INFO] fetching crate switchboard-node-metrics 0.1.0...
[INFO] building switchboard-node-metrics-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate switchboard-node-metrics 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate switchboard-node-metrics 0.1.0
[INFO] finished tweaking crates.io crate switchboard-node-metrics 0.1.0
[INFO] tweaked toml for crates.io crate switchboard-node-metrics 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate switchboard-node-metrics 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding prometheus v0.13.4 (available: v0.14.0)
[INFO] [stderr]       Adding prometheus-client v0.21.2 (available: v0.24.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded prometheus-client-derive-encode v0.4.2
[INFO] [stderr]   Downloaded dtoa v1.0.10
[INFO] [stderr]   Downloaded prometheus-client v0.21.2
[INFO] [stderr]   Downloaded prometheus v0.13.4
[INFO] [stderr]   Downloaded protobuf v2.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d4977f5648578807424ca0ee77036ed0677fc3eda7984b7cc61bab327065ec25
[INFO] running `Command { std: "docker" "start" "-a" "d4977f5648578807424ca0ee77036ed0677fc3eda7984b7cc61bab327065ec25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4977f5648578807424ca0ee77036ed0677fc3eda7984b7cc61bab327065ec25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4977f5648578807424ca0ee77036ed0677fc3eda7984b7cc61bab327065ec25", kill_on_drop: false }`
[INFO] [stdout] d4977f5648578807424ca0ee77036ed0677fc3eda7984b7cc61bab327065ec25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a3c8fa61780a6050c13d89616609d7555137a7bec658e042d3ddd544680c5095
[INFO] running `Command { std: "docker" "start" "-a" "a3c8fa61780a6050c13d89616609d7555137a7bec658e042d3ddd544680c5095", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling prometheus-client v0.21.2
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling prometheus-client-derive-encode v0.4.2
[INFO] [stderr]    Compiling switchboard-node-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.55s
[INFO] running `Command { std: "docker" "inspect" "a3c8fa61780a6050c13d89616609d7555137a7bec658e042d3ddd544680c5095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c8fa61780a6050c13d89616609d7555137a7bec658e042d3ddd544680c5095", kill_on_drop: false }`
[INFO] [stdout] a3c8fa61780a6050c13d89616609d7555137a7bec658e042d3ddd544680c5095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcb1663e01f73d392d4628f7921e41f5f73acf59221f3ff666f8cad95b7a7df3
[INFO] running `Command { std: "docker" "start" "-a" "bcb1663e01f73d392d4628f7921e41f5f73acf59221f3ff666f8cad95b7a7df3", kill_on_drop: false }`
[INFO] [stderr]    Compiling switchboard-node-metrics v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "bcb1663e01f73d392d4628f7921e41f5f73acf59221f3ff666f8cad95b7a7df3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcb1663e01f73d392d4628f7921e41f5f73acf59221f3ff666f8cad95b7a7df3", kill_on_drop: false }`
[INFO] [stdout] bcb1663e01f73d392d4628f7921e41f5f73acf59221f3ff666f8cad95b7a7df3