[INFO] fetching crate icu_duration 0.0.1...
[INFO] documenting icu_duration-0.0.1 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate icu_duration 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate icu_duration 0.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icu_duration 0.0.1
[INFO] finished tweaking crates.io crate icu_duration 0.0.1
[INFO] tweaked toml for crates.io crate icu_duration 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", 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] 9208ad6175eb2032607fce950e3888b57891db13ebd8106c08afb07c416aa960
[INFO] running `Command { std: "docker" "start" "-a" "9208ad6175eb2032607fce950e3888b57891db13ebd8106c08afb07c416aa960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9208ad6175eb2032607fce950e3888b57891db13ebd8106c08afb07c416aa960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9208ad6175eb2032607fce950e3888b57891db13ebd8106c08afb07c416aa960", kill_on_drop: false }`
[INFO] [stdout] 9208ad6175eb2032607fce950e3888b57891db13ebd8106c08afb07c416aa960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] a4d893c2cb9d1fe0eb8b689d0fa3fbc0cc6f2e5b777543d95d90fccf333cc48e
[INFO] running `Command { std: "docker" "start" "-a" "a4d893c2cb9d1fe0eb8b689d0fa3fbc0cc6f2e5b777543d95d90fccf333cc48e", kill_on_drop: false }`
[INFO] [stderr]  Documenting icu_duration v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "a4d893c2cb9d1fe0eb8b689d0fa3fbc0cc6f2e5b777543d95d90fccf333cc48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d893c2cb9d1fe0eb8b689d0fa3fbc0cc6f2e5b777543d95d90fccf333cc48e", kill_on_drop: false }`
[INFO] [stdout] a4d893c2cb9d1fe0eb8b689d0fa3fbc0cc6f2e5b777543d95d90fccf333cc48e
