[INFO] cloning repository https://github.com/ardouglas/tuoy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ardouglas/tuoy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardouglas%2Ftuoy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardouglas%2Ftuoy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78e2e281a5c76804a887fd33e494660660044f27
[INFO] documenting ardouglas/tuoy against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fardouglas%2Ftuoy" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ardouglas/tuoy 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 git repo https://github.com/ardouglas/tuoy
[INFO] finished tweaking git repo https://github.com/ardouglas/tuoy
[INFO] tweaked toml for git repo https://github.com/ardouglas/tuoy written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ardouglas/tuoy 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3cbbb936544d3be58b1aa578e870ed7b99e6ac4d1890103497f7b6ef6efea1f
[INFO] running `Command { std: "docker" "start" "-a" "f3cbbb936544d3be58b1aa578e870ed7b99e6ac4d1890103497f7b6ef6efea1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3cbbb936544d3be58b1aa578e870ed7b99e6ac4d1890103497f7b6ef6efea1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3cbbb936544d3be58b1aa578e870ed7b99e6ac4d1890103497f7b6ef6efea1f", kill_on_drop: false }`
[INFO] [stdout] f3cbbb936544d3be58b1aa578e870ed7b99e6ac4d1890103497f7b6ef6efea1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 256f45223613d779612e7c66d0127a5efee8a2d4a1c22a5b353dac66abdb4560
[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" "256f45223613d779612e7c66d0127a5efee8a2d4a1c22a5b353dac66abdb4560", kill_on_drop: false }`
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking xmlparser v0.13.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking roxmltree v0.10.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking signal-hook v0.1.13
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking crossterm v0.16.0 (https://github.com/crossterm-rs/crossterm.git#67a66679)
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking tui v0.8.0 (https://github.com/fdehau/tui-rs.git#503bdeea)
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-rustls v0.13.0
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-rustls v0.20.0
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]  Documenting tuoy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.97s
[INFO] running `Command { std: "docker" "inspect" "256f45223613d779612e7c66d0127a5efee8a2d4a1c22a5b353dac66abdb4560", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256f45223613d779612e7c66d0127a5efee8a2d4a1c22a5b353dac66abdb4560", kill_on_drop: false }`
[INFO] [stdout] 256f45223613d779612e7c66d0127a5efee8a2d4a1c22a5b353dac66abdb4560