[INFO] updating cached repository https://github.com/edwardwohaijun/unwrap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea51b3fb4617fefb875e90081c9e1577228a8e1a
[INFO] documenting edwardwohaijun/unwrap against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwardwohaijun%2Funwrap" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edwardwohaijun/unwrap 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/edwardwohaijun/unwrap
[INFO] finished tweaking git repo https://github.com/edwardwohaijun/unwrap
[INFO] tweaked toml for git repo https://github.com/edwardwohaijun/unwrap written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/edwardwohaijun/unwrap 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] [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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 97a80e0dad36048bf25f9d8c93637d9e8f4b4e8112ea8741a8e3ed32fdf9a8bb
[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" "97a80e0dad36048bf25f9d8c93637d9e8f4b4e8112ea8741a8e3ed32fdf9a8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97a80e0dad36048bf25f9d8c93637d9e8f4b4e8112ea8741a8e3ed32fdf9a8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a80e0dad36048bf25f9d8c93637d9e8f4b4e8112ea8741a8e3ed32fdf9a8bb", kill_on_drop: false }`
[INFO] [stdout] 97a80e0dad36048bf25f9d8c93637d9e8f4b4e8112ea8741a8e3ed32fdf9a8bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] c30f305bd0e5898acdfa489528657a7e83b600c0497c7dd051fca565e9ef0e30
[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" "c30f305bd0e5898acdfa489528657a7e83b600c0497c7dd051fca565e9ef0e30", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
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[INFO] [stderr]     Checking rustc-serialize v0.3.24
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[INFO] [stderr]    Compiling crc32fast v1.1.2
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[INFO] [stderr]    Compiling gcc v0.3.55
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[INFO] [stderr]    Compiling kernel32-sys v0.2.2
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[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking smallvec v0.6.8
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[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rust-lzma v0.4.0
[INFO] [stderr]     Checking libflate v0.1.19
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
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[INFO] [stderr]    Compiling bzip2-sys v0.1.7
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[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking time v0.1.42
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[INFO] [stderr]     Checking unrar v0.4.3
[INFO] [stderr]  Documenting unwrap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "c30f305bd0e5898acdfa489528657a7e83b600c0497c7dd051fca565e9ef0e30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c30f305bd0e5898acdfa489528657a7e83b600c0497c7dd051fca565e9ef0e30", kill_on_drop: false }`
[INFO] [stdout] c30f305bd0e5898acdfa489528657a7e83b600c0497c7dd051fca565e9ef0e30