[INFO] crate xch 1.1.0 is already in cache
[INFO] documenting xch-1.1.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate xch 1.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate xch 1.1.0 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 xch 1.1.0
[INFO] finished tweaking crates.io crate xch 1.1.0
[INFO] tweaked toml for crates.io crate xch 1.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate xch 1.1.0 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-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] [stdout] c31eb247382ac0cc017a0bbe04569ee2af6ccf9951108bb8cc2d905a6174781e
[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" "c31eb247382ac0cc017a0bbe04569ee2af6ccf9951108bb8cc2d905a6174781e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c31eb247382ac0cc017a0bbe04569ee2af6ccf9951108bb8cc2d905a6174781e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31eb247382ac0cc017a0bbe04569ee2af6ccf9951108bb8cc2d905a6174781e", kill_on_drop: false }`
[INFO] [stdout] c31eb247382ac0cc017a0bbe04569ee2af6ccf9951108bb8cc2d905a6174781e
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0225c7d7b5ac5683cbd7ee39ff423d3ebd169b2bcebe22d0ede39a7f0a53574
[INFO] running `Command { std: "docker" "start" "-a" "e0225c7d7b5ac5683cbd7ee39ff423d3ebd169b2bcebe22d0ede39a7f0a53574", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]    Compiling xch v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking uuid v0.8.0
[INFO] [stderr]  Documenting xch v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.93s
[INFO] running `Command { std: "docker" "inspect" "e0225c7d7b5ac5683cbd7ee39ff423d3ebd169b2bcebe22d0ede39a7f0a53574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0225c7d7b5ac5683cbd7ee39ff423d3ebd169b2bcebe22d0ede39a7f0a53574", kill_on_drop: false }`
[INFO] [stdout] e0225c7d7b5ac5683cbd7ee39ff423d3ebd169b2bcebe22d0ede39a7f0a53574