[INFO] cloning repository https://github.com/joshuaclayton/socket
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshuaclayton/socket" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuaclayton%2Fsocket", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuaclayton%2Fsocket'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ccf4f12cce0922f5ed504163e3745c3e3fdd801
[INFO] documenting joshuaclayton/socket against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuaclayton%2Fsocket" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joshuaclayton/socket on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/joshuaclayton/socket
[INFO] finished tweaking git repo https://github.com/joshuaclayton/socket
[INFO] tweaked toml for git repo https://github.com/joshuaclayton/socket written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/joshuaclayton/socket already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] debae46ba22d73e572821f94bfcec1503427a0f17d0ccbeaff1c6cd76344101b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "debae46ba22d73e572821f94bfcec1503427a0f17d0ccbeaff1c6cd76344101b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "debae46ba22d73e572821f94bfcec1503427a0f17d0ccbeaff1c6cd76344101b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debae46ba22d73e572821f94bfcec1503427a0f17d0ccbeaff1c6cd76344101b", kill_on_drop: false }`
[INFO] [stdout] debae46ba22d73e572821f94bfcec1503427a0f17d0ccbeaff1c6cd76344101b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0b3a1dad0c39e69f788a97453a012fe74465a81371c1d772c0354b8b5131978b
[INFO] running `Command { std: "docker" "start" "-a" "0b3a1dad0c39e69f788a97453a012fe74465a81371c1d772c0354b8b5131978b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.6.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling sass-sys v0.4.21
[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-2.33.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-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=8f0f9f7256a093b8 -C extra-filename=-8f0f9f7256a093b8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-eaf2d412516a971f.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-b42f57706149d516.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-49772556016eda4a.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-fbd5ad5351c9abe9.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-3c6c3bab2abac531.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-11ff634000a69f00.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-9c6e4d272effebce.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" "0b3a1dad0c39e69f788a97453a012fe74465a81371c1d772c0354b8b5131978b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b3a1dad0c39e69f788a97453a012fe74465a81371c1d772c0354b8b5131978b", kill_on_drop: false }`
[INFO] [stdout] 0b3a1dad0c39e69f788a97453a012fe74465a81371c1d772c0354b8b5131978b