[INFO] cloning repository https://github.com/zarubaf/morty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zarubaf/morty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzarubaf%2Fmorty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzarubaf%2Fmorty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c541f7e30ba1dc3baaa72cf76b13b9305ef1e57b
[INFO] documenting zarubaf/morty 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%2Fzarubaf%2Fmorty" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zarubaf/morty 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/zarubaf/morty
[INFO] finished tweaking git repo https://github.com/zarubaf/morty
[INFO] tweaked toml for git repo https://github.com/zarubaf/morty written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/zarubaf/morty 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]  Downloading crates ...
[INFO] [stderr]   Downloaded str-concat v0.2.0
[INFO] [stderr]   Downloaded sv-parser-pp v0.7.0
[INFO] [stderr]   Downloaded sv-parser-syntaxtree v0.7.0
[INFO] [stderr]   Downloaded nom-packrat-macros v0.4.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.14
[INFO] [stderr]   Downloaded nom-recursive-macros v0.2.0
[INFO] [stderr]   Downloaded nom-greedyerror v0.2.0
[INFO] [stderr]   Downloaded nom_locate v1.0.0
[INFO] [stderr]   Downloaded sv-parser-parser v0.7.0
[INFO] [stderr]   Downloaded nom-tracable-macros v0.5.2
[INFO] [stderr]   Downloaded nom-tracable v0.5.2
[INFO] [stderr]   Downloaded nom-packrat v0.4.0
[INFO] [stderr]   Downloaded nom-recursive v0.2.0
[INFO] [stderr]   Downloaded thiserror v1.0.14
[INFO] [stderr]   Downloaded sv-parser-macros v0.7.0
[INFO] [stderr]   Downloaded sv-parser-error v0.7.0
[INFO] [stderr]   Downloaded pulldown-cmark v0.7.0
[INFO] [stderr]   Downloaded sv-parser v0.7.0
[INFO] [stderr]   Downloaded nom_locate v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d8b7a1dbb92d758d0cfda3f9ff2d36c2a58ddfa56df1a17dbf996f3275d7d752
[INFO] running `Command { std: "docker" "start" "-a" "d8b7a1dbb92d758d0cfda3f9ff2d36c2a58ddfa56df1a17dbf996f3275d7d752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8b7a1dbb92d758d0cfda3f9ff2d36c2a58ddfa56df1a17dbf996f3275d7d752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b7a1dbb92d758d0cfda3f9ff2d36c2a58ddfa56df1a17dbf996f3275d7d752", kill_on_drop: false }`
[INFO] [stdout] d8b7a1dbb92d758d0cfda3f9ff2d36c2a58ddfa56df1a17dbf996f3275d7d752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7bab919144aeba878593c006c632fbcfea0ccb2c59592c5c0457e96787f0c2a8
[INFO] running `Command { std: "docker" "start" "-a" "7bab919144aeba878593c006c632fbcfea0ccb2c59592c5c0457e96787f0c2a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]     Checking bytecount v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking str-concat v0.2.0
[INFO] [stderr]    Compiling pulldown-cmark v0.7.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking lexical-core v0.6.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking nom v5.1.1
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]     Checking nom_locate v2.0.0
[INFO] [stderr]     Checking nom_locate v1.0.0
[INFO] [stderr]     Checking nom-greedyerror v0.2.0
[INFO] [stderr]    Compiling sv-parser-syntaxtree v0.7.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling sv-parser-macros v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling nom-recursive-macros v0.2.0
[INFO] [stderr]    Compiling nom-packrat-macros v0.4.0
[INFO] [stderr]    Compiling nom-tracable-macros v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking nom-tracable v0.5.2
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking nom-packrat v0.4.0
[INFO] [stderr]     Checking nom-recursive v0.2.0
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]     Checking sv-parser-error v0.7.0
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking sv-parser-parser v0.7.0
[INFO] [stderr]     Checking sv-parser-pp v0.7.0
[INFO] [stderr]     Checking sv-parser v0.7.0
[INFO] [stderr]  Documenting morty v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 19s
[INFO] running `Command { std: "docker" "inspect" "7bab919144aeba878593c006c632fbcfea0ccb2c59592c5c0457e96787f0c2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bab919144aeba878593c006c632fbcfea0ccb2c59592c5c0457e96787f0c2a8", kill_on_drop: false }`
[INFO] [stdout] 7bab919144aeba878593c006c632fbcfea0ccb2c59592c5c0457e96787f0c2a8