[INFO] cloning repository https://github.com/tureus/whaletail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tureus/whaletail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftureus%2Fwhaletail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftureus%2Fwhaletail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0f88d3ca2fd54d594025b916c4078b1e8cd8312
[INFO] documenting tureus/whaletail against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftureus%2Fwhaletail" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tureus/whaletail on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tureus/whaletail
[INFO] finished tweaking git repo https://github.com/tureus/whaletail
[INFO] tweaked toml for git repo https://github.com/tureus/whaletail written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/tureus/whaletail already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fsevent v0.2.16
[INFO] [stderr]   Downloaded serde_derive v1.0.8
[INFO] [stderr]   Downloaded notify v4.0.1
[INFO] [stderr]   Downloaded tokio-core v0.1.7
[INFO] [stderr]   Downloaded mio v0.6.8
[INFO] [stderr]   Downloaded num_cpus v1.5.1
[INFO] [stderr]   Downloaded filetime v0.1.10
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f229e8a504255f9c03173280b27735539ceff762c8e7d75fb4d719287474a4f0
[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" "f229e8a504255f9c03173280b27735539ceff762c8e7d75fb4d719287474a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f229e8a504255f9c03173280b27735539ceff762c8e7d75fb4d719287474a4f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f229e8a504255f9c03173280b27735539ceff762c8e7d75fb4d719287474a4f0", kill_on_drop: false }`
[INFO] [stdout] f229e8a504255f9c03173280b27735539ceff762c8e7d75fb4d719287474a4f0
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f072eac4b974f39fceac5bb67948967282a9d09cfee3ab578bced2ac2c16736
[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" "4f072eac4b974f39fceac5bb67948967282a9d09cfee3ab578bced2ac2c16736", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.23
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]     Checking serde v1.0.8
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking num-integer v0.1.34
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]     Checking num-iter v0.1.33
[INFO] [stderr]     Checking net2 v0.2.29
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking inotify v0.3.0
[INFO] [stderr]     Checking filetime v0.1.10
[INFO] [stderr]     Checking num_cpus v1.5.1
[INFO] [stderr]     Checking num v0.1.37
[INFO] [stderr]     Checking futures-cpupool v0.1.5
[INFO] [stderr]     Checking bytes v0.4.4
[INFO] [stderr]     Checking miow v0.1.5
[INFO] [stderr]     Checking mio v0.6.8
[INFO] [stderr]     Checking tokio-io v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.8
[INFO] [stderr]     Checking tokio-core v0.1.7
[INFO] [stderr]     Checking mio v0.5.1
[INFO] [stderr]     Checking notify v4.0.1
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking chrono v0.3.1
[INFO] [stderr]  Documenting whaletail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.91s
[INFO] running `Command { std: "docker" "inspect" "4f072eac4b974f39fceac5bb67948967282a9d09cfee3ab578bced2ac2c16736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f072eac4b974f39fceac5bb67948967282a9d09cfee3ab578bced2ac2c16736", kill_on_drop: false }`
[INFO] [stdout] 4f072eac4b974f39fceac5bb67948967282a9d09cfee3ab578bced2ac2c16736