[INFO] fetching crate metrics-prometheus 0.7.0...
[INFO] checking metrics-prometheus-0.7.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate metrics-prometheus 0.7.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate metrics-prometheus 0.7.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-prometheus 0.7.0
[INFO] finished tweaking crates.io crate metrics-prometheus 0.7.0
[INFO] tweaked toml for crates.io crate metrics-prometheus 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 47 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (latest: v0.4.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sealed v0.5.0
[INFO] [stderr]   Downloaded metrics v0.23.0
[INFO] [stderr]   Downloaded metrics-util v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab3921a3329620d6b6c311ebdf799a9b555a642fafc161d1727ec538beff8fde
[INFO] running `Command { std: "docker" "start" "-a" "ab3921a3329620d6b6c311ebdf799a9b555a642fafc161d1727ec538beff8fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab3921a3329620d6b6c311ebdf799a9b555a642fafc161d1727ec538beff8fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3921a3329620d6b6c311ebdf799a9b555a642fafc161d1727ec538beff8fde", kill_on_drop: false }`
[INFO] [stdout] ab3921a3329620d6b6c311ebdf799a9b555a642fafc161d1727ec538beff8fde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 611e0a64f1a04ae797a6685f6be07c1f340721e7a0ce75fabd95b71a8c238d0a
[INFO] running `Command { std: "docker" "start" "-a" "611e0a64f1a04ae797a6685f6be07c1f340721e7a0ce75fabd95b71a8c238d0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]    Compiling sealed v0.5.0
[INFO] [stderr]     Checking metrics v0.23.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking metrics-util v0.17.0
[INFO] [stderr]     Checking metrics-prometheus v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "611e0a64f1a04ae797a6685f6be07c1f340721e7a0ce75fabd95b71a8c238d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611e0a64f1a04ae797a6685f6be07c1f340721e7a0ce75fabd95b71a8c238d0a", kill_on_drop: false }`
[INFO] [stdout] 611e0a64f1a04ae797a6685f6be07c1f340721e7a0ce75fabd95b71a8c238d0a