[INFO] cloning repository https://github.com/lachlanmcmillan/git-change-branch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lachlanmcmillan/git-change-branch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flachlanmcmillan%2Fgit-change-branch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flachlanmcmillan%2Fgit-change-branch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8f74e2aa4f2923098b14869915163fe2e618980
[INFO] documenting lachlanmcmillan/git-change-branch against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flachlanmcmillan%2Fgit-change-branch" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lachlanmcmillan/git-change-branch on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lachlanmcmillan/git-change-branch
[INFO] finished tweaking git repo https://github.com/lachlanmcmillan/git-change-branch
[INFO] tweaked toml for git repo https://github.com/lachlanmcmillan/git-change-branch written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lachlanmcmillan/git-change-branch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a5e20a877a0b2be3313b9230533f50ffef99e5bf07de927f56fe4aa7ba13a37
[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" "4a5e20a877a0b2be3313b9230533f50ffef99e5bf07de927f56fe4aa7ba13a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a5e20a877a0b2be3313b9230533f50ffef99e5bf07de927f56fe4aa7ba13a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a5e20a877a0b2be3313b9230533f50ffef99e5bf07de927f56fe4aa7ba13a37", kill_on_drop: false }`
[INFO] [stdout] 4a5e20a877a0b2be3313b9230533f50ffef99e5bf07de927f56fe4aa7ba13a37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93dadfbed3d7c93ee313498db4b91d3a5a32990d7973061078ff5bbebd1345f2
[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" "93dadfbed3d7c93ee313498db4b91d3a5a32990d7973061078ff5bbebd1345f2", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]     Checking tui v0.9.4
[INFO] [stderr]  Documenting better-git-branch v1.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.15s
[INFO] running `Command { std: "docker" "inspect" "93dadfbed3d7c93ee313498db4b91d3a5a32990d7973061078ff5bbebd1345f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93dadfbed3d7c93ee313498db4b91d3a5a32990d7973061078ff5bbebd1345f2", kill_on_drop: false }`
[INFO] [stdout] 93dadfbed3d7c93ee313498db4b91d3a5a32990d7973061078ff5bbebd1345f2