[INFO] cloning repository https://github.com/Mange/prgnome
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mange/prgnome" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMange%2Fprgnome", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMange%2Fprgnome'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7da34183c7af758a032cde09189dd54adab38f5
[INFO] documenting Mange/prgnome against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMange%2Fprgnome" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mange/prgnome on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Mange/prgnome
[INFO] finished tweaking git repo https://github.com/Mange/prgnome
[INFO] tweaked toml for git repo https://github.com/Mange/prgnome written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Mange/prgnome already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a1c49aaa813c5bcc0b7771d5c83ebb88c012d06d20d6fa301634cac78115dbb
[INFO] running `Command { std: "docker" "start" "-a" "7a1c49aaa813c5bcc0b7771d5c83ebb88c012d06d20d6fa301634cac78115dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a1c49aaa813c5bcc0b7771d5c83ebb88c012d06d20d6fa301634cac78115dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1c49aaa813c5bcc0b7771d5c83ebb88c012d06d20d6fa301634cac78115dbb", kill_on_drop: false }`
[INFO] [stdout] 7a1c49aaa813c5bcc0b7771d5c83ebb88c012d06d20d6fa301634cac78115dbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba4a6666f8f445a2b3ff83f94610e495c3b7834d010fd7d430bbede89f730f7f
[INFO] running `Command { std: "docker" "start" "-a" "ba4a6666f8f445a2b3ff83f94610e495c3b7834d010fd7d430bbede89f730f7f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking arc-swap v0.3.4
[INFO] [stderr]     Checking ucd-util v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking string v0.1.1
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]    Compiling encoding_rs v0.8.10
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking listenfd v0.3.3
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr] error: could not compile `futures`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.25/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="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=d817449cf535ffdb -C extra-filename=-d817449cf535ffdb --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (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" "ba4a6666f8f445a2b3ff83f94610e495c3b7834d010fd7d430bbede89f730f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4a6666f8f445a2b3ff83f94610e495c3b7834d010fd7d430bbede89f730f7f", kill_on_drop: false }`
[INFO] [stdout] ba4a6666f8f445a2b3ff83f94610e495c3b7834d010fd7d430bbede89f730f7f
