[INFO] fetching crate prometheus-serve-metrics 0.1.4...
[INFO] checking prometheus-serve-metrics-0.1.4 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate prometheus-serve-metrics 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate prometheus-serve-metrics 0.1.4 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prometheus-serve-metrics 0.1.4
[INFO] finished tweaking crates.io crate prometheus-serve-metrics 0.1.4
[INFO] tweaked toml for crates.io crate prometheus-serve-metrics 0.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "generate-lockfile" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 131 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding dashmap v4.0.2 (latest: v6.0.1)
[INFO] [stderr]       Adding gimli v0.29.0 (latest: v0.31.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.6)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.1)
[INFO] [stderr]       Adding hyper v0.14.30 (latest: v1.4.1)
[INFO] [stderr]       Adding matchers v0.0.1 (latest: v0.2.0)
[INFO] [stderr]       Adding miniz_oxide v0.7.4 (latest: v0.8.0)
[INFO] [stderr]       Adding opentelemetry v0.17.0 (latest: v0.24.0)
[INFO] [stderr]       Adding opentelemetry-prometheus v0.10.0 (latest: v0.17.0)
[INFO] [stderr]       Adding protobuf v2.28.0 (latest: v3.5.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.7)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.4)
[INFO] [stderr]       Adding tracing-log v0.1.4 (latest: v0.2.0)
[INFO] [stderr]       Adding tracing-subscriber v0.2.25 (latest: v0.3.18)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.58.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30f90a76637f3f9d6aedde7ec720821313a01a98bf7b70ae8b618f54e796f299
[INFO] running `Command { std: "docker" "start" "-a" "30f90a76637f3f9d6aedde7ec720821313a01a98bf7b70ae8b618f54e796f299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30f90a76637f3f9d6aedde7ec720821313a01a98bf7b70ae8b618f54e796f299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f90a76637f3f9d6aedde7ec720821313a01a98bf7b70ae8b618f54e796f299", kill_on_drop: false }`
[INFO] [stdout] 30f90a76637f3f9d6aedde7ec720821313a01a98bf7b70ae8b618f54e796f299
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abac18b1531c66b1b0bc542007363730045a4df898517c9f927538e58eb1f05a
[INFO] running `Command { std: "docker" "start" "-a" "abac18b1531c66b1b0bc542007363730045a4df898517c9f927538e58eb1f05a", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking opentelemetry v0.17.0
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking opentelemetry-prometheus v0.10.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking hyper v0.14.30
[INFO] [stderr]     Checking prometheus-serve-metrics v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.17s
[INFO] running `Command { std: "docker" "inspect" "abac18b1531c66b1b0bc542007363730045a4df898517c9f927538e58eb1f05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abac18b1531c66b1b0bc542007363730045a4df898517c9f927538e58eb1f05a", kill_on_drop: false }`
[INFO] [stdout] abac18b1531c66b1b0bc542007363730045a4df898517c9f927538e58eb1f05a