[INFO] fetching crate pipeprogress 2020.6.4...
[INFO] documenting pipeprogress-2020.6.4 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate pipeprogress 2020.6.4 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pipeprogress 2020.6.4 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 crates.io crate pipeprogress 2020.6.4
[INFO] finished tweaking crates.io crate pipeprogress 2020.6.4
[INFO] tweaked toml for crates.io crate pipeprogress 2020.6.4 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate pipeprogress 2020.6.4 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 896d7d7f61dfdd89b4c2717dcbb000c560f752741d12206ba7ba317a563ab4d3
[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" "896d7d7f61dfdd89b4c2717dcbb000c560f752741d12206ba7ba317a563ab4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "896d7d7f61dfdd89b4c2717dcbb000c560f752741d12206ba7ba317a563ab4d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "896d7d7f61dfdd89b4c2717dcbb000c560f752741d12206ba7ba317a563ab4d3", kill_on_drop: false }`
[INFO] [stdout] 896d7d7f61dfdd89b4c2717dcbb000c560f752741d12206ba7ba317a563ab4d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 982eb5c46bc18bc3d5a898c25be31d4bc741032b17c4e5481789ffcd5763611b
[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" "982eb5c46bc18bc3d5a898c25be31d4bc741032b17c4e5481789ffcd5763611b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking signal-hook v0.1.15
[INFO] [stderr]     Checking crossterm v0.14.2
[INFO] [stderr]     Checking pipeprogress v2020.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting pipeprogress v2020.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.84s
[INFO] running `Command { std: "docker" "inspect" "982eb5c46bc18bc3d5a898c25be31d4bc741032b17c4e5481789ffcd5763611b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982eb5c46bc18bc3d5a898c25be31d4bc741032b17c4e5481789ffcd5763611b", kill_on_drop: false }`
[INFO] [stdout] 982eb5c46bc18bc3d5a898c25be31d4bc741032b17c4e5481789ffcd5763611b