[INFO] fetching crate i3nator 1.2.0...
[INFO] documenting i3nator-1.2.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate i3nator 1.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate i3nator 1.2.0 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 i3nator 1.2.0
[INFO] finished tweaking crates.io crate i3nator 1.2.0
[INFO] tweaked toml for crates.io crate i3nator 1.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate i3nator 1.2.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 06c271132a37f0999f0102d81669a926d254927f6559a3133b1c8ee676e987ba
[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" "06c271132a37f0999f0102d81669a926d254927f6559a3133b1c8ee676e987ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06c271132a37f0999f0102d81669a926d254927f6559a3133b1c8ee676e987ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06c271132a37f0999f0102d81669a926d254927f6559a3133b1c8ee676e987ba", kill_on_drop: false }`
[INFO] [stdout] 06c271132a37f0999f0102d81669a926d254927f6559a3133b1c8ee676e987ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2972f4860b0bb35b2d42ae8b69a06ae4f323a914719d6a198c15f86471b91e3a
[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" "2972f4860b0bb35b2d42ae8b69a06ae4f323a914719d6a198c15f86471b91e3a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking getch v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling i3nator v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking i3ipc v0.10.1
[INFO] [stderr]  Documenting i3nator v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.37s
[INFO] running `Command { std: "docker" "inspect" "2972f4860b0bb35b2d42ae8b69a06ae4f323a914719d6a198c15f86471b91e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2972f4860b0bb35b2d42ae8b69a06ae4f323a914719d6a198c15f86471b91e3a", kill_on_drop: false }`
[INFO] [stdout] 2972f4860b0bb35b2d42ae8b69a06ae4f323a914719d6a198c15f86471b91e3a