[INFO] fetching crate conventional-commits-changelog-generator 0.1.0...
[INFO] documenting conventional-commits-changelog-generator-0.1.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate conventional-commits-changelog-generator 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate conventional-commits-changelog-generator 0.1.0 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 crates.io crate conventional-commits-changelog-generator 0.1.0
[INFO] finished tweaking crates.io crate conventional-commits-changelog-generator 0.1.0
[INFO] tweaked toml for crates.io crate conventional-commits-changelog-generator 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate conventional-commits-changelog-generator 0.1.0 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 inventory v0.1.7
[INFO] [stderr]   Downloaded pico-args v0.3.4
[INFO] [stderr]   Downloaded conventional-commits-next-semver v0.1.1
[INFO] [stderr]   Downloaded inventory-impl v0.1.7
[INFO] [stderr]   Downloaded conventional-commits-parser v0.1.1
[INFO] [stderr]   Downloaded indoc v1.0.2
[INFO] [stderr]   Downloaded dyn-clonable v0.9.0
[INFO] [stderr]   Downloaded dyn-clonable-impl v0.9.0
[INFO] [stderr]   Downloaded markdown-composer v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] e6a36db86d580f868b355bc640aebe1630964543e79796b6e1c772686bf7f35b
[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" "e6a36db86d580f868b355bc640aebe1630964543e79796b6e1c772686bf7f35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6a36db86d580f868b355bc640aebe1630964543e79796b6e1c772686bf7f35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a36db86d580f868b355bc640aebe1630964543e79796b6e1c772686bf7f35b", kill_on_drop: false }`
[INFO] [stdout] e6a36db86d580f868b355bc640aebe1630964543e79796b6e1c772686bf7f35b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 57e842b53702cb81a926dc80c0e4367f99ba0135237c602cd9c12f02b8fb1baf
[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" "57e842b53702cb81a926dc80c0e4367f99ba0135237c602cd9c12f02b8fb1baf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking conventional-commits-types v0.2.2
[INFO] [stderr]     Checking dyn-clone v1.0.2
[INFO] [stderr]    Compiling inventory v0.1.7
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking semver v0.10.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.12.9+1.0.1
[INFO] [stderr]     Checking nom-unicode v0.1.0
[INFO] [stderr]     Checking conventional-commits-parser v0.1.1
[INFO] [stderr]     Checking git2 v0.13.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling ctor v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling inventory-impl v0.1.7
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking markdown-composer v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking conventional-commits-next-semver v0.1.1
[INFO] [stderr]     Checking cargo_toml v0.8.1
[INFO] [stderr]  Documenting conventional-commits-changelog-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "57e842b53702cb81a926dc80c0e4367f99ba0135237c602cd9c12f02b8fb1baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e842b53702cb81a926dc80c0e4367f99ba0135237c602cd9c12f02b8fb1baf", kill_on_drop: false }`
[INFO] [stdout] 57e842b53702cb81a926dc80c0e4367f99ba0135237c602cd9c12f02b8fb1baf