[INFO] cloning repository https://github.com/doshmajhan/corrosion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doshmajhan/corrosion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshmajhan%2Fcorrosion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshmajhan%2Fcorrosion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f01ba07937d651cc520c70acf1fe7e24cbb5e38
[INFO] documenting doshmajhan/corrosion against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshmajhan%2Fcorrosion" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doshmajhan/corrosion on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doshmajhan/corrosion
[INFO] finished tweaking git repo https://github.com/doshmajhan/corrosion
[INFO] tweaked toml for git repo https://github.com/doshmajhan/corrosion written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/doshmajhan/corrosion already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", 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] 6ee7508a1bf572353297d0fd2a791733b852074daa760951149e33207878c816
[INFO] running `Command { std: "docker" "start" "-a" "6ee7508a1bf572353297d0fd2a791733b852074daa760951149e33207878c816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ee7508a1bf572353297d0fd2a791733b852074daa760951149e33207878c816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee7508a1bf572353297d0fd2a791733b852074daa760951149e33207878c816", kill_on_drop: false }`
[INFO] [stdout] 6ee7508a1bf572353297d0fd2a791733b852074daa760951149e33207878c816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78f4267b6c663e38770ec2cb2f5d6d55c220df3412a6ffdb4996ac4bb520654f
[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" "78f4267b6c663e38770ec2cb2f5d6d55c220df3412a6ffdb4996ac4bb520654f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking pnet_base v0.20.0
[INFO] [stderr]     Checking ipnetwork v0.12.7
[INFO] [stderr]    Compiling pnet v0.20.0
[INFO] [stderr]     Checking getopts v0.2.17
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]     Checking pnet_macros_support v0.20.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]     Checking pnet_sys v0.20.0
[INFO] [stderr]     Checking pnet_datalink v0.20.0
[INFO] [stderr]    Compiling regex v0.2.6
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.20.0
[INFO] [stderr]    Compiling pnet_packet v0.20.0
[INFO] [stderr]     Checking pnet_transport v0.20.0
[INFO] [stderr]  Documenting corrosion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "78f4267b6c663e38770ec2cb2f5d6d55c220df3412a6ffdb4996ac4bb520654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f4267b6c663e38770ec2cb2f5d6d55c220df3412a6ffdb4996ac4bb520654f", kill_on_drop: false }`
[INFO] [stdout] 78f4267b6c663e38770ec2cb2f5d6d55c220df3412a6ffdb4996ac4bb520654f