[INFO] cloning repository https://github.com/kubukoz/hmm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kubukoz/hmm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubukoz%2Fhmm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubukoz%2Fhmm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72e37f5196204104043c05bd98f13b32a99ac64c
[INFO] documenting kubukoz/hmm 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%2Fkubukoz%2Fhmm" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kubukoz/hmm 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/kubukoz/hmm
[INFO] finished tweaking git repo https://github.com/kubukoz/hmm
[INFO] tweaked toml for git repo https://github.com/kubukoz/hmm written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/kubukoz/hmm 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5094e621107f7c4195eb5a1a5e7a35cd76d91f9851734f5808fa34f09292ebd6
[INFO] running `Command { std: "docker" "start" "-a" "5094e621107f7c4195eb5a1a5e7a35cd76d91f9851734f5808fa34f09292ebd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5094e621107f7c4195eb5a1a5e7a35cd76d91f9851734f5808fa34f09292ebd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5094e621107f7c4195eb5a1a5e7a35cd76d91f9851734f5808fa34f09292ebd6", kill_on_drop: false }`
[INFO] [stdout] 5094e621107f7c4195eb5a1a5e7a35cd76d91f9851734f5808fa34f09292ebd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 2ecd58b17d3d2358f7fc9932596cf22989daabd032c726c6227a56e0bd495aa1
[INFO] running `Command { std: "docker" "start" "-a" "2ecd58b17d3d2358f7fc9932596cf22989daabd032c726c6227a56e0bd495aa1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking httpdate v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking text-size v1.1.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking countme v2.0.4
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking rowan v0.12.6
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking http-body v0.4.2
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]     Checking cbitset v0.2.0
[INFO] [stderr]     Checking rnix v0.9.0
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="vec_map"' -C metadata=bd87107310909684 -C extra-filename=-bd87107310909684 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-e2a35aae900e64a8.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-7e959dad01ff0b84.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-f89ae4b715176e2d.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-b10957d572414a9c.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-3bb22fb43a400e8d.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-5cf7ed896e8bb5a9.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-07385fbe5fb99a77.rmeta --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" "2ecd58b17d3d2358f7fc9932596cf22989daabd032c726c6227a56e0bd495aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ecd58b17d3d2358f7fc9932596cf22989daabd032c726c6227a56e0bd495aa1", kill_on_drop: false }`
[INFO] [stdout] 2ecd58b17d3d2358f7fc9932596cf22989daabd032c726c6227a56e0bd495aa1
