[INFO] cloning repository https://github.com/nickbrowne/sharejs-clobber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickbrowne/sharejs-clobber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbrowne%2Fsharejs-clobber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickbrowne%2Fsharejs-clobber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cf9d8a5f965b5d0b981d18902e7d322812649ff
[INFO] documenting nickbrowne/sharejs-clobber 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%2Fnickbrowne%2Fsharejs-clobber" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickbrowne/sharejs-clobber 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/nickbrowne/sharejs-clobber
[INFO] finished tweaking git repo https://github.com/nickbrowne/sharejs-clobber
[INFO] tweaked toml for git repo https://github.com/nickbrowne/sharejs-clobber written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/nickbrowne/sharejs-clobber 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-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] 209a0573991ebc723a011e26c292f9c8948fd9cf0f7e3c763b5a95f3a73d6b3c
[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" "209a0573991ebc723a011e26c292f9c8948fd9cf0f7e3c763b5a95f3a73d6b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "209a0573991ebc723a011e26c292f9c8948fd9cf0f7e3c763b5a95f3a73d6b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "209a0573991ebc723a011e26c292f9c8948fd9cf0f7e3c763b5a95f3a73d6b3c", kill_on_drop: false }`
[INFO] [stdout] 209a0573991ebc723a011e26c292f9c8948fd9cf0f7e3c763b5a95f3a73d6b3c
[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] 945bf1478947479b5e16808e2c1bd4a85a6c5e6be2738fedcd9cb55bd763ae76
[INFO] running `Command { std: "docker" "start" "-a" "945bf1478947479b5e16808e2c1bd4a85a6c5e6be2738fedcd9cb55bd763ae76", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking rand v0.5.3
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling openssl-sys v0.9.33
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling curl-sys v0.4.5
[INFO] [stderr]     Checking curl v0.4.12
[INFO] [stderr]  Documenting sharejs-clobber v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 58s
[INFO] running `Command { std: "docker" "inspect" "945bf1478947479b5e16808e2c1bd4a85a6c5e6be2738fedcd9cb55bd763ae76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945bf1478947479b5e16808e2c1bd4a85a6c5e6be2738fedcd9cb55bd763ae76", kill_on_drop: false }`
[INFO] [stdout] 945bf1478947479b5e16808e2c1bd4a85a6c5e6be2738fedcd9cb55bd763ae76