[INFO] fetching crate dora-metrics 0.4.1...
[INFO] checking dora-metrics-0.4.1 against master#a33907a7a5381473eec8bcfa0c56e05a856a911c for pr-151539
[INFO] extracting crate dora-metrics 0.4.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate dora-metrics 0.4.1
[INFO] finished tweaking crates.io crate dora-metrics 0.4.1
[INFO] tweaked toml for crates.io crate dora-metrics 0.4.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dora-metrics 0.4.1 on toolchain a33907a7a5381473eec8bcfa0c56e05a856a911c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dora-metrics 0.4.1 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" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded opentelemetry-system-metrics v0.31.0
[INFO] [stderr]   Downloaded sysinfo v0.35.2
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26470f59cafff75b362fd2abd000d7d103f0e0b674cce6587cf2235b0f8b2748
[INFO] running `Command { std: "docker" "start" "-a" "26470f59cafff75b362fd2abd000d7d103f0e0b674cce6587cf2235b0f8b2748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26470f59cafff75b362fd2abd000d7d103f0e0b674cce6587cf2235b0f8b2748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26470f59cafff75b362fd2abd000d7d103f0e0b674cce6587cf2235b0f8b2748", kill_on_drop: false }`
[INFO] [stdout] 26470f59cafff75b362fd2abd000d7d103f0e0b674cce6587cf2235b0f8b2748
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+a33907a7a5381473eec8bcfa0c56e05a856a911c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2da7991e2d1b178f08702294325e156f18955e7018809bddf2fe2d29a6ef5e9
[INFO] running `Command { std: "docker" "start" "-a" "f2da7991e2d1b178f08702294325e156f18955e7018809bddf2fe2d29a6ef5e9", kill_on_drop: false }`
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]    Compiling prost-derive v0.14.3
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking sysinfo v0.35.2
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking opentelemetry v0.31.0
[INFO] [stderr]     Checking prost v0.14.3
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking tokio-util v0.7.18
[INFO] [stderr]     Checking tokio-stream v0.1.18
[INFO] [stderr]     Checking opentelemetry-system-metrics v0.31.0
[INFO] [stderr]     Checking opentelemetry_sdk v0.31.0
[INFO] [stderr]     Checking h2 v0.4.13
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking tower-http v0.6.8
[INFO] [stderr]     Checking hyper v1.8.1
[INFO] [stderr]     Checking hyper-util v0.1.19
[INFO] [stderr]     Checking hyper-timeout v0.5.2
[INFO] [stderr]     Checking reqwest v0.12.28
[INFO] [stderr]     Checking tonic v0.14.2
[INFO] [stderr]     Checking opentelemetry-http v0.31.0
[INFO] [stderr]     Checking tonic-prost v0.14.2
[INFO] [stderr]     Checking opentelemetry-proto v0.31.0
[INFO] [stderr]     Checking opentelemetry-otlp v0.31.0
[INFO] [stderr]     Checking dora-metrics v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.05s
[INFO] running `Command { std: "docker" "inspect" "f2da7991e2d1b178f08702294325e156f18955e7018809bddf2fe2d29a6ef5e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2da7991e2d1b178f08702294325e156f18955e7018809bddf2fe2d29a6ef5e9", kill_on_drop: false }`
[INFO] [stdout] f2da7991e2d1b178f08702294325e156f18955e7018809bddf2fe2d29a6ef5e9