[INFO] fetching crate metrics-observer-yaml 0.1.1...
[INFO] checking metrics-observer-yaml-0.1.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate metrics-observer-yaml 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate metrics-observer-yaml 0.1.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-observer-yaml 0.1.1
[INFO] finished tweaking crates.io crate metrics-observer-yaml 0.1.1
[INFO] tweaked toml for crates.io crate metrics-observer-yaml 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded metrics-util v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e46ca05257aae70cd43f883422334f9050a9a8b2bcbcf995d20fbc37c17622d
[INFO] running `Command { std: "docker" "start" "-a" "8e46ca05257aae70cd43f883422334f9050a9a8b2bcbcf995d20fbc37c17622d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e46ca05257aae70cd43f883422334f9050a9a8b2bcbcf995d20fbc37c17622d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e46ca05257aae70cd43f883422334f9050a9a8b2bcbcf995d20fbc37c17622d", kill_on_drop: false }`
[INFO] [stdout] 8e46ca05257aae70cd43f883422334f9050a9a8b2bcbcf995d20fbc37c17622d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] babcee713117a737869fd388e17e137d31be0660171bc75712894ad28858d4c2
[INFO] running `Command { std: "docker" "start" "-a" "babcee713117a737869fd388e17e137d31be0660171bc75712894ad28858d4c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking metrics-core v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking hdrhistogram v6.3.4
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking metrics-util v0.3.2
[INFO] [stderr]     Checking metrics-observer-yaml v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.96s
[INFO] running `Command { std: "docker" "inspect" "babcee713117a737869fd388e17e137d31be0660171bc75712894ad28858d4c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "babcee713117a737869fd388e17e137d31be0660171bc75712894ad28858d4c2", kill_on_drop: false }`
[INFO] [stdout] babcee713117a737869fd388e17e137d31be0660171bc75712894ad28858d4c2