[INFO] cloning repository https://github.com/hwchen/manx-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hwchen/manx-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwchen%2Fmanx-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwchen%2Fmanx-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07c5a22128b6a7f99862e8a6808127ff13ce4a0d
[INFO] documenting hwchen/manx-rs 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%2Fhwchen%2Fmanx-rs" "/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/hwchen/manx-rs 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/hwchen/manx-rs
[INFO] finished tweaking git repo https://github.com/hwchen/manx-rs
[INFO] tweaked toml for git repo https://github.com/hwchen/manx-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hwchen/manx-rs 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 async-tungstenite v0.4.2
[INFO] [stderr]   Downloaded blocking v0.5.0
[INFO] [stderr]   Downloaded terminfo v0.7.2
[INFO] [stderr]   Downloaded mortal v0.2.2
[INFO] [stderr]   Downloaded linefeed v0.6.0
[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] e4642f8a7b96c1c7a7914c70812a31e3d9798072533b1a30d2c2253b337a5458
[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" "e4642f8a7b96c1c7a7914c70812a31e3d9798072533b1a30d2c2253b337a5458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4642f8a7b96c1c7a7914c70812a31e3d9798072533b1a30d2c2253b337a5458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4642f8a7b96c1c7a7914c70812a31e3d9798072533b1a30d2c2253b337a5458", kill_on_drop: false }`
[INFO] [stdout] e4642f8a7b96c1c7a7914c70812a31e3d9798072533b1a30d2c2253b337a5458
[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] 5b9a6b9a3f8ee1fd474c01f047d02c10d0ce09c64489a5a80e71ac062bfe9a9f
[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" "5b9a6b9a3f8ee1fd474c01f047d02c10d0ce09c64489a5a80e71ac062bfe9a9f", 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]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking parking v1.0.5
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking vec-arena v0.5.0
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking event-listener v2.2.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking smallstr v0.2.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking concurrent-queue v1.1.1
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking futures-lite v0.1.9
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking async-channel v1.1.1
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking blocking v0.5.0
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking async-io v0.1.5
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]     Checking tungstenite v0.10.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling terminfo v0.7.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]     Checking pin-project v0.4.9
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking async-tungstenite v0.4.2
[INFO] [stderr]     Checking mortal v0.2.2
[INFO] [stderr]     Checking linefeed v0.6.0
[INFO] [stderr]  Documenting manx v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "5b9a6b9a3f8ee1fd474c01f047d02c10d0ce09c64489a5a80e71ac062bfe9a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b9a6b9a3f8ee1fd474c01f047d02c10d0ce09c64489a5a80e71ac062bfe9a9f", kill_on_drop: false }`
[INFO] [stdout] 5b9a6b9a3f8ee1fd474c01f047d02c10d0ce09c64489a5a80e71ac062bfe9a9f