[INFO] cloning repository https://github.com/Turbo87/multifix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Turbo87/multifix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTurbo87%2Fmultifix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTurbo87%2Fmultifix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 08fd7e148d453ef026e56dd05c9067dd007a639c
[INFO] documenting Turbo87/multifix 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%2FTurbo87%2Fmultifix" "/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/Turbo87/multifix 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/Turbo87/multifix
[INFO] finished tweaking git repo https://github.com/Turbo87/multifix
[INFO] tweaked toml for git repo https://github.com/Turbo87/multifix written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Turbo87/multifix 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]  Downloading crates ...
[INFO] [stderr]   Downloaded os_type v2.2.0
[INFO] [stderr]   Downloaded signal-hook v0.1.6
[INFO] [stderr]   Downloaded enumset_derive v0.2.0
[INFO] [stderr]   Downloaded array-macro v1.0.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.2
[INFO] [stderr]   Downloaded serde_derive v1.0.80
[INFO] [stderr]   Downloaded arc-swap v0.3.6
[INFO] [stderr]   Downloaded colored v1.6.1
[INFO] [stderr]   Downloaded cursive v0.10.0
[INFO] [stderr]   Downloaded webbrowser v0.3.1
[INFO] [stderr]   Downloaded serde v1.0.80
[INFO] [stderr]   Downloaded human-panic v1.0.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.1
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded arrayvec v0.4.8
[INFO] [stderr]   Downloaded enum-map v0.4.1
[INFO] [stderr]   Downloaded ncurses v5.97.0
[INFO] [stderr]   Downloaded ignore v0.4.4
[INFO] [stderr]   Downloaded toml v0.4.9
[INFO] [stderr]   Downloaded regex-syntax v0.6.3
[INFO] [stderr]   Downloaded reexport-proc-macro v1.0.5
[INFO] [stderr]   Downloaded enum-map-derive v0.4.0
[INFO] [stderr]   Downloaded enumset v0.3.14
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 569e64118d4bec53244fe334f651eac45dde58352c610a4aab4075607663d009
[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" "569e64118d4bec53244fe334f651eac45dde58352c610a4aab4075607663d009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "569e64118d4bec53244fe334f651eac45dde58352c610a4aab4075607663d009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "569e64118d4bec53244fe334f651eac45dde58352c610a4aab4075607663d009", kill_on_drop: false }`
[INFO] [stdout] 569e64118d4bec53244fe334f651eac45dde58352c610a4aab4075607663d009
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02df1909714d14e9edd7a7aa6dbfeaf1bde8631885e4c4a9432a60043cddd612
[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" "02df1909714d14e9edd7a7aa6dbfeaf1bde8631885e4c4a9432a60043cddd612", kill_on_drop: false }`
[INFO] [stderr]     Checking arc-swap v0.3.6
[INFO] [stderr]     Checking array-macro v1.0.2
[INFO] [stderr]     Checking reexport-proc-macro v1.0.5
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking webbrowser v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]    Compiling ncurses v5.97.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking toml v0.4.9
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]    Compiling enum-map-derive v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking signal-hook v0.1.6
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking enum-map v0.4.1
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.2
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking os_type v2.2.0
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking ignore v0.4.4
[INFO] [stderr]    Compiling enumset_derive v0.2.0
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking enumset v0.3.14
[INFO] [stderr]     Checking cursive v0.10.0
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking human-panic v1.0.1
[INFO] [stderr]  Documenting multifix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "02df1909714d14e9edd7a7aa6dbfeaf1bde8631885e4c4a9432a60043cddd612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02df1909714d14e9edd7a7aa6dbfeaf1bde8631885e4c4a9432a60043cddd612", kill_on_drop: false }`
[INFO] [stdout] 02df1909714d14e9edd7a7aa6dbfeaf1bde8631885e4c4a9432a60043cddd612