[INFO] cloning repository https://github.com/dave-nachman/bytelang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dave-nachman/bytelang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdave-nachman%2Fbytelang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdave-nachman%2Fbytelang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4e786c67b57e3cd5cbc287a0e458ea0ab92476e
[INFO] documenting dave-nachman/bytelang 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%2Fdave-nachman%2Fbytelang" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dave-nachman/bytelang 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/dave-nachman/bytelang
[INFO] finished tweaking git repo https://github.com/dave-nachman/bytelang
[INFO] tweaked toml for git repo https://github.com/dave-nachman/bytelang written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/dave-nachman/bytelang 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 001668a684c9cbb92b1f972d89e50da79d381d5dedd7fe6d9462c2b3efc51244
[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" "001668a684c9cbb92b1f972d89e50da79d381d5dedd7fe6d9462c2b3efc51244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "001668a684c9cbb92b1f972d89e50da79d381d5dedd7fe6d9462c2b3efc51244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "001668a684c9cbb92b1f972d89e50da79d381d5dedd7fe6d9462c2b3efc51244", kill_on_drop: false }`
[INFO] [stdout] 001668a684c9cbb92b1f972d89e50da79d381d5dedd7fe6d9462c2b3efc51244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 618e5c797cc006a5a06783db4acac26d169868ea5957bfdee0201cb7944eb6dc
[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" "618e5c797cc006a5a06783db4acac26d169868ea5957bfdee0201cb7944eb6dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling lalrpop-snap v0.15.2
[INFO] [stderr]    Compiling lalrpop v0.15.2
[INFO] [stderr]    Compiling bytelang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting bytelang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "618e5c797cc006a5a06783db4acac26d169868ea5957bfdee0201cb7944eb6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618e5c797cc006a5a06783db4acac26d169868ea5957bfdee0201cb7944eb6dc", kill_on_drop: false }`
[INFO] [stdout] 618e5c797cc006a5a06783db4acac26d169868ea5957bfdee0201cb7944eb6dc