[INFO] fetching crate metrics_printer 0.1.0...
[INFO] checking metrics_printer-0.1.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate metrics_printer 0.1.0 into /workspace/builds/worker-107/source
[INFO] validating manifest of crates.io crate metrics_printer 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics_printer 0.1.0
[INFO] finished tweaking crates.io crate metrics_printer 0.1.0
[INFO] tweaked toml for crates.io crate metrics_printer 0.1.0 written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be90e56f333e8cb3b651b4a5bf4cd00d8b2da294d41729c4e5d9958ba30ca025
[INFO] running `Command { std: "docker" "start" "-a" "be90e56f333e8cb3b651b4a5bf4cd00d8b2da294d41729c4e5d9958ba30ca025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be90e56f333e8cb3b651b4a5bf4cd00d8b2da294d41729c4e5d9958ba30ca025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be90e56f333e8cb3b651b4a5bf4cd00d8b2da294d41729c4e5d9958ba30ca025", kill_on_drop: false }`
[INFO] [stdout] be90e56f333e8cb3b651b4a5bf4cd00d8b2da294d41729c4e5d9958ba30ca025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec08ef7f7e172764d81108cde125875ae02f72179d97158d36b17e01ffaa195f
[INFO] running `Command { std: "docker" "start" "-a" "ec08ef7f7e172764d81108cde125875ae02f72179d97158d36b17e01ffaa195f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling metrics v0.14.2
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]     Checking sketches-ddsketch v0.1.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking raw-cpuid v9.1.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking dashmap v4.0.2
[INFO] [stderr]     Checking quanta v0.7.2
[INFO] [stderr]     Checking ordered-float v2.8.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling metrics-macros v0.2.0
[INFO] [stderr]     Checking metrics-util v0.6.2
[INFO] [stderr]     Checking metrics_printer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "ec08ef7f7e172764d81108cde125875ae02f72179d97158d36b17e01ffaa195f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec08ef7f7e172764d81108cde125875ae02f72179d97158d36b17e01ffaa195f", kill_on_drop: false }`
[INFO] [stdout] ec08ef7f7e172764d81108cde125875ae02f72179d97158d36b17e01ffaa195f
