[INFO] cloning repository https://github.com/dan-cooke/hopper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dan-cooke/hopper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdan-cooke%2Fhopper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdan-cooke%2Fhopper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d2064d57ee3b0f2667d0e7461d5504942e75a85
[INFO] documenting dan-cooke/hopper against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdan-cooke%2Fhopper" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dan-cooke/hopper on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dan-cooke/hopper
[INFO] finished tweaking git repo https://github.com/dan-cooke/hopper
[INFO] tweaked toml for git repo https://github.com/dan-cooke/hopper written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/dan-cooke/hopper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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 tokio v0.2.13
[INFO] [stderr]   Downloaded async-trait v0.1.24
[INFO] [stderr]   Downloaded pin-project v0.4.8
[INFO] [stderr]   Downloaded enum-as-inner v0.3.2
[INFO] [stderr]   Downloaded arc-swap v0.4.5
[INFO] [stderr]   Downloaded pin-project-internal v0.4.8
[INFO] [stderr]   Downloaded webpki v0.21.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.19.3
[INFO] [stderr]   Downloaded trust-dns-resolver v0.19.3
[INFO] [stderr]   Downloaded bumpalo v3.2.0
[INFO] [stderr]   Downloaded js-sys v0.3.36
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.12
[INFO] [stderr]   Downloaded err-derive v0.2.3
[INFO] [stderr]   Downloaded http v0.2.0
[INFO] [stderr]   Downloaded os_info v1.3.3
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.59
[INFO] [stderr]   Downloaded h2 v0.2.2
[INFO] [stderr]   Downloaded hyper v0.13.3
[INFO] [stderr]   Downloaded regex v1.3.5
[INFO] [stderr]   Downloaded web-sys v0.3.36
[INFO] [stderr]   Downloaded ring v0.16.11
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.59
[INFO] [stderr]   Downloaded mongodb v0.9.2
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.59
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a8ac5d67f60396aa04e151aa521c3abb27ce7deeb4069d5b9c774211772c05c
[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" "8a8ac5d67f60396aa04e151aa521c3abb27ce7deeb4069d5b9c774211772c05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a8ac5d67f60396aa04e151aa521c3abb27ce7deeb4069d5b9c774211772c05c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8ac5d67f60396aa04e151aa521c3abb27ce7deeb4069d5b9c774211772c05c", kill_on_drop: false }`
[INFO] [stdout] 8a8ac5d67f60396aa04e151aa521c3abb27ce7deeb4069d5b9c774211772c05c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4caa1f0a733334882bf81b324a7fbff56165583b2f20af75143eb01322a5b462
[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" "4caa1f0a733334882bf81b324a7fbff56165583b2f20af75143eb01322a5b462", kill_on_drop: false }`
[INFO] [stderr]     Checking version_check v0.9.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking ring v0.16.11
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.12
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling err-derive v0.2.3
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking thiserror v1.0.11
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking trust-dns-proto v0.19.3
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking trust-dns-resolver v0.19.3
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking os_info v1.3.3
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking bson v0.14.1
[INFO] [stderr]     Checking mongodb v0.9.2
[INFO] [stderr]  Documenting hopper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "4caa1f0a733334882bf81b324a7fbff56165583b2f20af75143eb01322a5b462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4caa1f0a733334882bf81b324a7fbff56165583b2f20af75143eb01322a5b462", kill_on_drop: false }`
[INFO] [stdout] 4caa1f0a733334882bf81b324a7fbff56165583b2f20af75143eb01322a5b462