[INFO] updating cached repository https://github.com/carlosgj94/VanitityAddresses
[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] f72a21db966bf14957fb09018fe1d058db060e74
[INFO] documenting carlosgj94/VanitityAddresses against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarlosgj94%2FVanitityAddresses" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/carlosgj94/VanitityAddresses 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/carlosgj94/VanitityAddresses
[INFO] finished tweaking git repo https://github.com/carlosgj94/VanitityAddresses
[INFO] tweaked toml for git repo https://github.com/carlosgj94/VanitityAddresses written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/carlosgj94/VanitityAddresses 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 7941ee0656e8099161f023fbfa1bd5f47e5f9d4a65daf5147426ce570b2b65e8
[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" "7941ee0656e8099161f023fbfa1bd5f47e5f9d4a65daf5147426ce570b2b65e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7941ee0656e8099161f023fbfa1bd5f47e5f9d4a65daf5147426ce570b2b65e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7941ee0656e8099161f023fbfa1bd5f47e5f9d4a65daf5147426ce570b2b65e8", kill_on_drop: false }`
[INFO] [stdout] 7941ee0656e8099161f023fbfa1bd5f47e5f9d4a65daf5147426ce570b2b65e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 16fe18fc18ab0c22892f1049116bbd2c74c645d294fdd5c79d7fefce7066be8f
[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" "16fe18fc18ab0c22892f1049116bbd2c74c645d294fdd5c79d7fefce7066be8f", kill_on_drop: false }`
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling eth-secp256k1 v0.5.7 (https://github.com/ethcore/rust-secp256k1#db81cfea)
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]  Documenting VanityAddresses v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.04s
[INFO] running `Command { std: "docker" "inspect" "16fe18fc18ab0c22892f1049116bbd2c74c645d294fdd5c79d7fefce7066be8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16fe18fc18ab0c22892f1049116bbd2c74c645d294fdd5c79d7fefce7066be8f", kill_on_drop: false }`
[INFO] [stdout] 16fe18fc18ab0c22892f1049116bbd2c74c645d294fdd5c79d7fefce7066be8f