[INFO] cloning repository https://github.com/subjectdenied/gnome-guessword
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/subjectdenied/gnome-guessword" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubjectdenied%2Fgnome-guessword", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsubjectdenied%2Fgnome-guessword'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c943a69aba85ab600436cfcdd993371fd482d0ce
[INFO] documenting subjectdenied/gnome-guessword 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%2Fsubjectdenied%2Fgnome-guessword" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/subjectdenied/gnome-guessword 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/subjectdenied/gnome-guessword
[INFO] finished tweaking git repo https://github.com/subjectdenied/gnome-guessword
[INFO] tweaked toml for git repo https://github.com/subjectdenied/gnome-guessword written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/subjectdenied/gnome-guessword 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b9b266aefd2c1e9f8aa2cbea08f40ff5ab1c25042a617fc5c20aeb8a35d7eca6
[INFO] running `Command { std: "docker" "start" "-a" "b9b266aefd2c1e9f8aa2cbea08f40ff5ab1c25042a617fc5c20aeb8a35d7eca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9b266aefd2c1e9f8aa2cbea08f40ff5ab1c25042a617fc5c20aeb8a35d7eca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b266aefd2c1e9f8aa2cbea08f40ff5ab1c25042a617fc5c20aeb8a35d7eca6", kill_on_drop: false }`
[INFO] [stdout] b9b266aefd2c1e9f8aa2cbea08f40ff5ab1c25042a617fc5c20aeb8a35d7eca6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 700094c473a1cdf4a9907389d90ff304d2b0282af247e4d6b3bae52cb6432b0a
[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" "700094c473a1cdf4a9907389d90ff304d2b0282af247e4d6b3bae52cb6432b0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.14
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]    Compiling gettext-sys v0.19.9
[INFO] [stderr]     Checking memchr v2.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.7
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]     Checking glib v0.8.2
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking locale_config v0.2.3
[INFO] [stderr]     Checking gettext-rs v0.4.4
[INFO] [stderr]  Documenting gnome-guessword v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "700094c473a1cdf4a9907389d90ff304d2b0282af247e4d6b3bae52cb6432b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700094c473a1cdf4a9907389d90ff304d2b0282af247e4d6b3bae52cb6432b0a", kill_on_drop: false }`
[INFO] [stdout] 700094c473a1cdf4a9907389d90ff304d2b0282af247e4d6b3bae52cb6432b0a