[INFO] fetching crate metrics-exporter-http 0.3.0...
[INFO] checking metrics-exporter-http-0.3.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate metrics-exporter-http 0.3.0 into /workspace/builds/worker-108/source
[INFO] validating manifest of crates.io crate metrics-exporter-http 0.3.0 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-exporter-http 0.3.0
[INFO] finished tweaking crates.io crate metrics-exporter-http 0.3.0
[INFO] tweaked toml for crates.io crate metrics-exporter-http 0.3.0 written to /workspace/builds/worker-108/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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 39e9c6ebce3c2279ecb2192640eb5b38a390d7554fbca8c8a7c99f3879f397d3
[INFO] running `Command { std: "docker" "start" "-a" "39e9c6ebce3c2279ecb2192640eb5b38a390d7554fbca8c8a7c99f3879f397d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39e9c6ebce3c2279ecb2192640eb5b38a390d7554fbca8c8a7c99f3879f397d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e9c6ebce3c2279ecb2192640eb5b38a390d7554fbca8c8a7c99f3879f397d3", kill_on_drop: false }`
[INFO] [stdout] 39e9c6ebce3c2279ecb2192640eb5b38a390d7554fbca8c8a7c99f3879f397d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 370235cf67163d7be562e587201c4c5c255656957818f4ec52da6c73361a8c01
[INFO] running `Command { std: "docker" "start" "-a" "370235cf67163d7be562e587201c4c5c255656957818f4ec52da6c73361a8c01", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking metrics-core v0.5.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking metrics-exporter-http v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "370235cf67163d7be562e587201c4c5c255656957818f4ec52da6c73361a8c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "370235cf67163d7be562e587201c4c5c255656957818f4ec52da6c73361a8c01", kill_on_drop: false }`
[INFO] [stdout] 370235cf67163d7be562e587201c4c5c255656957818f4ec52da6c73361a8c01
