[INFO] updating cached repository https://github.com/lintanghui/rckit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75df06e3a65834695b06f784d997e10c9de1b2c3
[INFO] documenting lintanghui/rckit against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flintanghui%2Frckit" "/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/lintanghui/rckit on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lintanghui/rckit
[INFO] finished tweaking git repo https://github.com/lintanghui/rckit
[INFO] tweaked toml for git repo https://github.com/lintanghui/rckit written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/lintanghui/rckit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e99a3ecb0677302fa4539ec2327b2d2ca9e37f2b99180cc4381021d288304ae0
[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" "e99a3ecb0677302fa4539ec2327b2d2ca9e37f2b99180cc4381021d288304ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e99a3ecb0677302fa4539ec2327b2d2ca9e37f2b99180cc4381021d288304ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e99a3ecb0677302fa4539ec2327b2d2ca9e37f2b99180cc4381021d288304ae0", kill_on_drop: false }`
[INFO] [stdout] e99a3ecb0677302fa4539ec2327b2d2ca9e37f2b99180cc4381021d288304ae0
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f32b199da893bd0daae2a62ecf42bb9e312baf7a59e6a3975ca4a8eb7684efd9
[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" "f32b199da893bd0daae2a62ecf42bb9e312baf7a59e6a3975ca4a8eb7684efd9", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling redis v0.9.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ascii v0.9.1
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking combine v3.6.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking tokio-executor v0.1.5
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]  Documenting rckit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.25s
[INFO] running `Command { std: "docker" "inspect" "f32b199da893bd0daae2a62ecf42bb9e312baf7a59e6a3975ca4a8eb7684efd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f32b199da893bd0daae2a62ecf42bb9e312baf7a59e6a3975ca4a8eb7684efd9", kill_on_drop: false }`
[INFO] [stdout] f32b199da893bd0daae2a62ecf42bb9e312baf7a59e6a3975ca4a8eb7684efd9