[INFO] cloning repository https://github.com/steveklabnik/not-the-rust-blog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steveklabnik/not-the-rust-blog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fnot-the-rust-blog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteveklabnik%2Fnot-the-rust-blog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cd04cc291ec294d5a54f33677e4dae32b82f692
[INFO] documenting steveklabnik/not-the-rust-blog 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%2Fsteveklabnik%2Fnot-the-rust-blog" "/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/steveklabnik/not-the-rust-blog 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/steveklabnik/not-the-rust-blog
[INFO] finished tweaking git repo https://github.com/steveklabnik/not-the-rust-blog
[INFO] tweaked toml for git repo https://github.com/steveklabnik/not-the-rust-blog written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/steveklabnik/not-the-rust-blog 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 maplit v1.0.1
[INFO] [stderr]   Downloaded unicode_categories v0.1.1
[INFO] [stderr]   Downloaded serde_json v1.0.33
[INFO] [stderr]   Downloaded ucd-trie v0.1.1
[INFO] [stderr]   Downloaded entities v1.0.1
[INFO] [stderr]   Downloaded digest v0.7.6
[INFO] [stderr]   Downloaded syn v0.15.22
[INFO] [stderr]   Downloaded pest_derive v2.0.1
[INFO] [stderr]   Downloaded serde v1.0.80
[INFO] [stderr]   Downloaded sass-rs v0.2.1
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded serde_derive v1.0.80
[INFO] [stderr]   Downloaded typed-arena v1.4.1
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded handlebars v1.1.0
[INFO] [stderr]   Downloaded pest_meta v2.0.3
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded sha-1 v0.7.0
[INFO] [stderr]   Downloaded pest v2.0.2
[INFO] [stderr]   Downloaded comrak v0.4.0
[INFO] [stderr]   Downloaded pest_generator v2.0.0
[INFO] [stderr]   Downloaded sass-sys v0.4.7
[INFO] [stderr]   Downloaded yaml-rust v0.4.2
[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] 34067e170f05e346cc6d22427633bb6d6e166bf6ddf304445fceff01169a43dc
[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" "34067e170f05e346cc6d22427633bb6d6e166bf6ddf304445fceff01169a43dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34067e170f05e346cc6d22427633bb6d6e166bf6ddf304445fceff01169a43dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34067e170f05e346cc6d22427633bb6d6e166bf6ddf304445fceff01169a43dc", kill_on_drop: false }`
[INFO] [stdout] 34067e170f05e346cc6d22427633bb6d6e166bf6ddf304445fceff01169a43dc
[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] f690cfe940135ddbbb03cc373175d11e1fc80c6f70ad53bbd160c29b74b716b1
[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" "f690cfe940135ddbbb03cc373175d11e1fc80c6f70ad53bbd160c29b74b716b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking typed-arena v1.4.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking fs_extra v1.1.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]    Compiling sass-sys v0.4.7
[INFO] [stderr]     Checking yaml-rust v0.4.2
[INFO] [stderr]     Checking walkdir v2.2.7
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling pest v2.0.2
[INFO] [stderr]     Checking serde_yaml v0.8.8
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling pest_meta v2.0.3
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]    Compiling pest_generator v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling pest_derive v2.0.1
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking comrak v0.4.0
[INFO] [stderr]     Checking sass-rs v0.2.1
[INFO] [stderr]  Documenting blog v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 57s
[INFO] running `Command { std: "docker" "inspect" "f690cfe940135ddbbb03cc373175d11e1fc80c6f70ad53bbd160c29b74b716b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f690cfe940135ddbbb03cc373175d11e1fc80c6f70ad53bbd160c29b74b716b1", kill_on_drop: false }`
[INFO] [stdout] f690cfe940135ddbbb03cc373175d11e1fc80c6f70ad53bbd160c29b74b716b1