[INFO] updating cached repository https://github.com/zed0/tomb-helper
[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] bb771bf1d53e63c9742d40048d22ddfa9a0d0761
[INFO] documenting zed0/tomb-helper against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzed0%2Ftomb-helper" "/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/zed0/tomb-helper on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/.cargo/config
[INFO] started tweaking git repo https://github.com/zed0/tomb-helper
[INFO] finished tweaking git repo https://github.com/zed0/tomb-helper
[INFO] tweaked toml for git repo https://github.com/zed0/tomb-helper written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/zed0/tomb-helper 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] 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" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3be1ec6c1771e370f6c9b7cf04a2a9a3d3574f0f73b237a45cc72a4446c97d5c
[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" "3be1ec6c1771e370f6c9b7cf04a2a9a3d3574f0f73b237a45cc72a4446c97d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3be1ec6c1771e370f6c9b7cf04a2a9a3d3574f0f73b237a45cc72a4446c97d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3be1ec6c1771e370f6c9b7cf04a2a9a3d3574f0f73b237a45cc72a4446c97d5c", kill_on_drop: false }`
[INFO] [stdout] 3be1ec6c1771e370f6c9b7cf04a2a9a3d3574f0f73b237a45cc72a4446c97d5c
[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" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 825174d516e3a4f4c38a9ca1b4e8b67a4400fd1b3f5e9f1e67d9e66ab239d22c
[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" "825174d516e3a4f4c38a9ca1b4e8b67a4400fd1b3f5e9f1e67d9e66ab239d22c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking process-memory v0.3.0 (https://github.com/Tommoa/rs-process-memory.git?rev=7b9b263932f16fc5864c294efbf338edb0010f39#7b9b2639)
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking promising-future v0.2.4
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking livesplit-hotkey v0.5.0
[INFO] [stderr]  Documenting tomb-helper v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.92s
[INFO] running `Command { std: "docker" "inspect" "825174d516e3a4f4c38a9ca1b4e8b67a4400fd1b3f5e9f1e67d9e66ab239d22c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825174d516e3a4f4c38a9ca1b4e8b67a4400fd1b3f5e9f1e67d9e66ab239d22c", kill_on_drop: false }`
[INFO] [stdout] 825174d516e3a4f4c38a9ca1b4e8b67a4400fd1b3f5e9f1e67d9e66ab239d22c