[INFO] cloning repository https://github.com/KeisukeToyota/ruget
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KeisukeToyota/ruget" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeisukeToyota%2Fruget", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeisukeToyota%2Fruget'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0b201c51c745032e21d3794a7fae97f8492e757
[INFO] documenting KeisukeToyota/ruget 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%2FKeisukeToyota%2Fruget" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KeisukeToyota/ruget 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/KeisukeToyota/ruget
[INFO] finished tweaking git repo https://github.com/KeisukeToyota/ruget
[INFO] tweaked toml for git repo https://github.com/KeisukeToyota/ruget written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/KeisukeToyota/ruget 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 unicase v2.4.0
[INFO] [stderr]   Downloaded rand_chacha v0.2.1
[INFO] [stderr]   Downloaded httparse v1.3.4
[INFO] [stderr]   Downloaded remove_dir_all v0.5.2
[INFO] [stderr]   Downloaded hyper v0.12.33
[INFO] [stderr]   Downloaded rand_hc v0.2.0
[INFO] [stderr]   Downloaded dtoa v0.4.4
[INFO] [stderr]   Downloaded mime_guess v2.0.1
[INFO] [stderr]   Downloaded core-foundation v0.6.4
[INFO] [stderr]   Downloaded regex v1.2.1
[INFO] [stderr]   Downloaded unicode-normalization v0.1.8
[INFO] [stderr]   Downloaded mime v0.3.13
[INFO] [stderr]   Downloaded rustc-demangle v0.1.16
[INFO] [stderr]   Downloaded rand_core v0.5.1
[INFO] [stderr]   Downloaded miniz_oxide v0.3.2
[INFO] [stderr]   Downloaded memchr v2.2.1
[INFO] [stderr]   Downloaded rayon-core v1.5.0
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded flate2 v1.0.11
[INFO] [stderr]   Downloaded tempfile v3.1.0
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded url v2.1.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.3
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded openssl v0.10.24
[INFO] [stderr]   Downloaded bytes v0.4.12
[INFO] [stderr]   Downloaded tokio v0.1.22
[INFO] [stderr]   Downloaded syn v1.0.5
[INFO] [stderr]   Downloaded h2 v0.1.26
[INFO] [stderr]   Downloaded parking_lot_core v0.4.0
[INFO] [stderr]   Downloaded try_from v0.3.2
[INFO] [stderr]   Downloaded slab v0.4.2
[INFO] [stderr]   Downloaded seahorse v1.0.0
[INFO] [stderr]   Downloaded string v0.2.1
[INFO] [stderr]   Downloaded ryu v1.0.0
[INFO] [stderr]   Downloaded tokio-reactor v0.1.9
[INFO] [stderr]   Downloaded cookie v0.12.0
[INFO] [stderr]   Downloaded tokio-buf v0.1.1
[INFO] [stderr]   Downloaded base64 v0.10.1
[INFO] [stderr]   Downloaded schannel v0.1.15
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded encoding_rs v0.8.17
[INFO] [stderr]   Downloaded vcpkg v0.2.7
[INFO] [stderr]   Downloaded mio v0.6.19
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded backtrace v0.3.35
[INFO] [stderr]   Downloaded http v0.1.18
[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded scopeguard v1.0.0
[INFO] [stderr]   Downloaded idna v0.2.0
[INFO] [stderr]   Downloaded want v0.2.0
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded tokio-sync v0.1.6
[INFO] [stderr]   Downloaded rayon v1.1.0
[INFO] [stderr]   Downloaded aho-corasick v0.7.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.49
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.6
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.6
[INFO] [stderr]   Downloaded either v1.5.2
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.15
[INFO] [stderr]   Downloaded http-body v0.1.0
[INFO] [stderr]   Downloaded crossbeam-queue v0.1.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.1
[INFO] [stderr]   Downloaded native-tls v0.2.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.1
[INFO] [stderr]   Downloaded reqwest v0.9.20
[INFO] [stderr]   Downloaded security-framework v0.3.1
[INFO] [stderr]   Downloaded backtrace-sys v0.1.31
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded indexmap v1.1.0
[INFO] [stderr]   Downloaded publicsuffix v1.5.3
[INFO] [stderr]   Downloaded getrandom v0.1.11
[INFO] [stderr]   Downloaded tokio-tcp v0.1.3
[INFO] [stderr]   Downloaded tokio-io v0.1.12
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] [stderr]   Downloaded crc32fast v1.2.0
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.11
[INFO] [stderr]   Downloaded cookie_store v0.7.0
[INFO] [stderr]   Downloaded byteorder v1.3.2
[INFO] [stderr]   Downloaded libc v0.2.62
[INFO] [stderr]   Downloaded percent-encoding v2.1.0
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded lazy_static v1.4.0
[INFO] [stderr]   Downloaded itoa v0.4.4
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded parking_lot v0.7.1
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded tokio-executor v0.1.8
[INFO] [stderr]   Downloaded tokio-timer v0.2.11
[INFO] [stderr]   Downloaded smallvec v0.6.10
[INFO] [stderr]   Downloaded autocfg v0.1.6
[INFO] [stderr]   Downloaded uuid v0.7.4
[INFO] [stderr]   Downloaded hyper-tls v0.3.2
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.5
[INFO] [stderr]   Downloaded time v0.1.42
[INFO] [stderr]   Downloaded core-foundation-sys v0.6.2
[INFO] [stderr]   Downloaded security-framework-sys v0.3.1
[INFO] [stderr]   Downloaded winreg v0.6.2
[INFO] [stderr]   Downloaded serde_json v1.0.40
[INFO] [stderr]   Downloaded futures v0.1.28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7dec3e3e8c19f6fb01b37b765f1da20e669efe9917ba167b775374ef18fd4130
[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" "7dec3e3e8c19f6fb01b37b765f1da20e669efe9917ba167b775374ef18fd4130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dec3e3e8c19f6fb01b37b765f1da20e669efe9917ba167b775374ef18fd4130", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dec3e3e8c19f6fb01b37b765f1da20e669efe9917ba167b775374ef18fd4130", kill_on_drop: false }`
[INFO] [stdout] 7dec3e3e8c19f6fb01b37b765f1da20e669efe9917ba167b775374ef18fd4130
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7861b2d8feafe863be6d5ffa0bd33781d0d9c701ddd2dab328766e116e4c37f2
[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" "7861b2d8feafe863be6d5ffa0bd33781d0d9c701ddd2dab328766e116e4c37f2", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking seahorse v1.0.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking rayon-core v1.5.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]  Documenting ruget v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "7861b2d8feafe863be6d5ffa0bd33781d0d9c701ddd2dab328766e116e4c37f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7861b2d8feafe863be6d5ffa0bd33781d0d9c701ddd2dab328766e116e4c37f2", kill_on_drop: false }`
[INFO] [stdout] 7861b2d8feafe863be6d5ffa0bd33781d0d9c701ddd2dab328766e116e4c37f2