[INFO] cloning repository https://github.com/coreos/tailor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coreos/tailor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Ftailor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Ftailor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98342a6483f4ed58d762fa412bb9d6d704dadfcc
[INFO] checking coreos/tailor against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoreos%2Ftailor" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/coreos/tailor on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/coreos/tailor
[INFO] finished tweaking git repo https://github.com/coreos/tailor
[INFO] tweaked toml for git repo https://github.com/coreos/tailor written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/coreos/tailor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.2.8
[INFO] [stderr]   Downloaded syn v0.13.11
[INFO] [stderr]   Downloaded serde v1.0.64
[INFO] [stderr]   Downloaded twoway v0.1.8
[INFO] [stderr]   Downloaded phf_generator v0.7.22
[INFO] [stderr]   Downloaded serde_yaml v0.7.4
[INFO] [stderr]   Downloaded bytes v0.3.0
[INFO] [stderr]   Downloaded serde_json v1.0.19
[INFO] [stderr]   Downloaded phf v0.7.22
[INFO] [stderr]   Downloaded phf_codegen v0.7.22
[INFO] [stderr]   Downloaded same-file v1.0.2
[INFO] [stderr]   Downloaded fsevent v0.2.17
[INFO] [stderr]   Downloaded num-iter v0.1.37
[INFO] [stderr]   Downloaded notify v4.0.3
[INFO] [stderr]   Downloaded slab v0.4.0
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded filetime v0.1.15
[INFO] [stderr]   Downloaded slab v0.1.3
[INFO] [stderr]   Downloaded num-traits v0.2.4
[INFO] [stderr]   Downloaded url v1.7.0
[INFO] [stderr]   Downloaded net2 v0.2.32
[INFO] [stderr]   Downloaded bytes v0.4.8
[INFO] [stderr]   Downloaded pest v1.0.6
[INFO] [stderr]   Downloaded tokio-fs v0.1.0
[INFO] [stderr]   Downloaded mime v0.3.7
[INFO] [stderr]   Downloaded cc v1.0.17
[INFO] [stderr]   Downloaded termcolor v0.3.6
[INFO] [stderr]   Downloaded unicase v2.1.0
[INFO] [stderr]   Downloaded walkdir v1.0.7
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.1
[INFO] [stderr]   Downloaded ct-logs v0.2.0
[INFO] [stderr]   Downloaded env_logger v0.5.10
[INFO] [stderr]   Downloaded humantime v1.1.1
[INFO] [stderr]   Downloaded tokio-rustls v0.4.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.23
[INFO] [stderr]   Downloaded libc v0.2.41
[INFO] [stderr]   Downloaded hyper-rustls v0.11.0
[INFO] [stderr]   Downloaded pest_derive v1.0.7
[INFO] [stderr]   Downloaded tokio-io v0.1.6
[INFO] [stderr]   Downloaded handlebars v0.32.4
[INFO] [stderr]   Downloaded tokio-executor v0.1.2
[INFO] [stderr]   Downloaded webpki v0.17.0
[INFO] [stderr]   Downloaded quick-error v1.2.2
[INFO] [stderr]   Downloaded serde_derive v1.0.64
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded webpki-roots v0.13.0
[INFO] [stderr]   Downloaded sct v0.2.0
[INFO] [stderr]   Downloaded buf_redux v0.6.3
[INFO] [stderr]   Downloaded rustls v0.11.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.3
[INFO] [stderr]   Downloaded github-rs v0.6.1
[INFO] [stderr]   Downloaded lazy_static v1.0.1
[INFO] [stderr]   Downloaded mime_guess v1.8.4
[INFO] [stderr]   Downloaded crossbeam-deque v0.3.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.8
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded tokio-tcp v0.1.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.3.2
[INFO] [stderr]   Downloaded ring v0.12.1
[INFO] [stderr]   Downloaded same-file v0.1.3
[INFO] [stderr]   Downloaded handlebars-iron v0.26.2
[INFO] [stderr]   Downloaded tokio-udp v0.1.0
[INFO] [stderr]   Downloaded inotify v0.3.0
[INFO] [stderr]   Downloaded backtrace v0.3.8
[INFO] [stderr]   Downloaded nom v4.0.0
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded params v0.8.0
[INFO] [stderr]   Downloaded tokio v0.1.6
[INFO] [stderr]   Downloaded regex v1.0.0
[INFO] [stderr]   Downloaded multipart v0.13.6
[INFO] [stderr]   Downloaded mio v0.5.1
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded quote v0.5.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.8
[INFO] [stderr]   Downloaded regex-syntax v0.6.0
[INFO] [stderr]   Downloaded itoa v0.4.1
[INFO] [stderr]   Downloaded num-integer v0.1.38
[INFO] [stderr]   Downloaded yaml-rust v0.4.0
[INFO] [stderr]   Downloaded phf_shared v0.7.22
[INFO] [stderr]   Downloaded cfg-if v0.1.3
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded linked-hash-map v0.5.1
[INFO] [stderr]   Downloaded proc-macro2 v0.4.4
[INFO] [stderr]   Downloaded syn v0.14.1
[INFO] [stderr]   Downloaded proc-macro2 v0.3.8
[INFO] [stderr]   Downloaded fsevent-sys v0.1.6
[INFO] [stderr]   Downloaded miow v0.1.5
[INFO] [stderr]   Downloaded tokio-timer v0.2.3
[INFO] [stderr]   Downloaded tokio-reactor v0.1.1
[INFO] [stderr]   Downloaded mio v0.6.14
[INFO] [stderr]   Downloaded walkdir v2.1.4
[INFO] [stderr]   Downloaded snap v0.2.4
[INFO] [stderr]   Downloaded httparse v1.2.4
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4a7e5e479f8797c70de3cc48d0a598434b244d0dad6117aad3dc0b1df211e0a
[INFO] running `Command { std: "docker" "start" "-a" "f4a7e5e479f8797c70de3cc48d0a598434b244d0dad6117aad3dc0b1df211e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4a7e5e479f8797c70de3cc48d0a598434b244d0dad6117aad3dc0b1df211e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a7e5e479f8797c70de3cc48d0a598434b244d0dad6117aad3dc0b1df211e0a", kill_on_drop: false }`
[INFO] [stdout] f4a7e5e479f8797c70de3cc48d0a598434b244d0dad6117aad3dc0b1df211e0a
[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=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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be2013112737bb19575a111ace8df4eca4ced0f4ce41f4913bf5839d3a10cdf5
[INFO] running `Command { std: "docker" "start" "-a" "be2013112737bb19575a111ace8df4eca4ced0f4ce41f4913bf5839d3a10cdf5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: failed to create jobserver
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to increase jobserver pipe capacity from 4096 to 8192; jobserver otherwise might deadlock
[INFO] running `Command { std: "docker" "inspect" "be2013112737bb19575a111ace8df4eca4ced0f4ce41f4913bf5839d3a10cdf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2013112737bb19575a111ace8df4eca4ced0f4ce41f4913bf5839d3a10cdf5", kill_on_drop: false }`
[INFO] [stdout] be2013112737bb19575a111ace8df4eca4ced0f4ce41f4913bf5839d3a10cdf5