[INFO] fetching crate fermium 200.12.1...
[INFO] documenting fermium-200.12.1 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate fermium 200.12.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fermium 200.12.1 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 crates.io crate fermium 200.12.1
[INFO] finished tweaking crates.io crate fermium 200.12.1
[INFO] tweaked toml for crates.io crate fermium 200.12.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate fermium 200.12.1 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-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] 2f30e4b792869a993db0bf111cf340c49c2423e0b19885985e8d985326bd6a70
[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" "2f30e4b792869a993db0bf111cf340c49c2423e0b19885985e8d985326bd6a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f30e4b792869a993db0bf111cf340c49c2423e0b19885985e8d985326bd6a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f30e4b792869a993db0bf111cf340c49c2423e0b19885985e8d985326bd6a70", kill_on_drop: false }`
[INFO] [stdout] 2f30e4b792869a993db0bf111cf340c49c2423e0b19885985e8d985326bd6a70
[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] f75f84abf8c708b326c64664b4d4490d04becd0da2af47fc6eb5c88217bd32d7
[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" "f75f84abf8c708b326c64664b4d4490d04becd0da2af47fc6eb5c88217bd32d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling fermium v200.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking chlorine v1.0.2
[INFO] [stderr]  Documenting fermium v200.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "f75f84abf8c708b326c64664b4d4490d04becd0da2af47fc6eb5c88217bd32d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f75f84abf8c708b326c64664b4d4490d04becd0da2af47fc6eb5c88217bd32d7", kill_on_drop: false }`
[INFO] [stdout] f75f84abf8c708b326c64664b4d4490d04becd0da2af47fc6eb5c88217bd32d7