[INFO] cloning repository https://github.com/windsfoot/rust15
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/windsfoot/rust15" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwindsfoot%2Frust15", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwindsfoot%2Frust15'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8283761d31cfd494a9645c480dc28d862341739a
[INFO] documenting windsfoot/rust15 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%2Fwindsfoot%2Frust15" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  72% (337/467)   
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Checking out files: 100% (467/467), done.
[INFO] validating manifest of git repo https://github.com/windsfoot/rust15 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/windsfoot/rust15
[INFO] finished tweaking git repo https://github.com/windsfoot/rust15
[INFO] tweaked toml for git repo https://github.com/windsfoot/rust15 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/windsfoot/rust15 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-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" "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] b5aa7e7ba3d10d4e21a607a711a277b6e56f2a2f7c686d192e17dbd98c854783
[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" "b5aa7e7ba3d10d4e21a607a711a277b6e56f2a2f7c686d192e17dbd98c854783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5aa7e7ba3d10d4e21a607a711a277b6e56f2a2f7c686d192e17dbd98c854783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5aa7e7ba3d10d4e21a607a711a277b6e56f2a2f7c686d192e17dbd98c854783", kill_on_drop: false }`
[INFO] [stdout] b5aa7e7ba3d10d4e21a607a711a277b6e56f2a2f7c686d192e17dbd98c854783
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df7dd6108a099d7350cc7ef5e4fd98208b7af5a96afeaeaf37c00e17b6739fdc
[INFO] running `Command { std: "docker" "start" "-a" "df7dd6108a099d7350cc7ef5e4fd98208b7af5a96afeaeaf37c00e17b6739fdc", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking serde v1.0.55
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking csv v1.0.0
[INFO] [stderr]  Documenting sto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `sLine` should have a snake case name
[INFO] [stdout]   --> src/lib/kbar.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn new(sLine:&Vec<u8>)->Kbar
[INFO] [stdout]    |                ^^^^^ help: convert the identifier to snake case: `s_line`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.51s
[INFO] running `Command { std: "docker" "inspect" "df7dd6108a099d7350cc7ef5e4fd98208b7af5a96afeaeaf37c00e17b6739fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df7dd6108a099d7350cc7ef5e4fd98208b7af5a96afeaeaf37c00e17b6739fdc", kill_on_drop: false }`
[INFO] [stdout] df7dd6108a099d7350cc7ef5e4fd98208b7af5a96afeaeaf37c00e17b6739fdc