[INFO] fetching crate metrics-datadog-exporter 0.1.3...
[INFO] checking metrics-datadog-exporter-0.1.3 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate metrics-datadog-exporter 0.1.3 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate metrics-datadog-exporter 0.1.3 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrics-datadog-exporter 0.1.3
[INFO] finished tweaking crates.io crate metrics-datadog-exporter 0.1.3
[INFO] tweaked toml for crates.io crate metrics-datadog-exporter 0.1.3 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate crates.io crate metrics-datadog-exporter 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1f792d853fc03905c5c72a50faedb1903c95c1d633d2676ec802df052d8199f
[INFO] running `Command { std: "docker" "start" "-a" "a1f792d853fc03905c5c72a50faedb1903c95c1d633d2676ec802df052d8199f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1f792d853fc03905c5c72a50faedb1903c95c1d633d2676ec802df052d8199f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f792d853fc03905c5c72a50faedb1903c95c1d633d2676ec802df052d8199f", kill_on_drop: false }`
[INFO] [stdout] a1f792d853fc03905c5c72a50faedb1903c95c1d633d2676ec802df052d8199f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a31e23fade9aa5ccc6a284664a532ef876bbaea5c693d61557304c4517f252e6
[INFO] running `Command { std: "docker" "start" "-a" "a31e23fade9aa5ccc6a284664a532ef876bbaea5c693d61557304c4517f252e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling siphasher v0.3.6
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling metrics v0.17.0
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]     Checking atomic-shim v0.1.0
[INFO] [stderr]    Compiling isahc v1.4.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking sketches-ddsketch v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling tokio v1.10.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking async-lock v2.4.0
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking raw-cpuid v9.1.1
[INFO] [stderr] error: could not compile `tracing-core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_core --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-core-0.1.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="lazy_static"' --cfg 'feature="std"' -C metadata=110c57ca88054440 -C extra-filename=-110c57ca88054440 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-701e134f05ff346a.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a31e23fade9aa5ccc6a284664a532ef876bbaea5c693d61557304c4517f252e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a31e23fade9aa5ccc6a284664a532ef876bbaea5c693d61557304c4517f252e6", kill_on_drop: false }`
[INFO] [stdout] a31e23fade9aa5ccc6a284664a532ef876bbaea5c693d61557304c4517f252e6
