[INFO] fetching crate termbook 1.4.2...
[INFO] documenting termbook-1.4.2 against try#6fd27704e643b25711e6a97ec2b04873b411b97d for pr-96676
[INFO] extracting crate termbook 1.4.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate termbook 1.4.2 on toolchain 6fd27704e643b25711e6a97ec2b04873b411b97d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate termbook 1.4.2
[INFO] finished tweaking crates.io crate termbook 1.4.2
[INFO] tweaked toml for crates.io crate termbook 1.4.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d681487b4183aec3470634c8f150ae6bdb9f7ef9065cbaf04588ed7f1fd60c41
[INFO] running `Command { std: "docker" "start" "-a" "d681487b4183aec3470634c8f150ae6bdb9f7ef9065cbaf04588ed7f1fd60c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d681487b4183aec3470634c8f150ae6bdb9f7ef9065cbaf04588ed7f1fd60c41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d681487b4183aec3470634c8f150ae6bdb9f7ef9065cbaf04588ed7f1fd60c41", kill_on_drop: false }`
[INFO] [stdout] d681487b4183aec3470634c8f150ae6bdb9f7ef9065cbaf04588ed7f1fd60c41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4af73feceb6250738efc7ac8a92fa04444ddcc3705780b3339ca8bb9477cb64
[INFO] running `Command { std: "docker" "start" "-a" "b4af73feceb6250738efc7ac8a92fa04444ddcc3705780b3339ca8bb9477cb64", kill_on_drop: false }`
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[INFO] [stderr]  Documenting termbook v1.4.2 (/opt/rustwide/workdir)
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[INFO] running `Command { std: "docker" "inspect" "b4af73feceb6250738efc7ac8a92fa04444ddcc3705780b3339ca8bb9477cb64", kill_on_drop: false }`
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[INFO] [stdout] b4af73feceb6250738efc7ac8a92fa04444ddcc3705780b3339ca8bb9477cb64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+6fd27704e643b25711e6a97ec2b04873b411b97d" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] bed4187cf2a4bffecf105f8c89f826288f32073f79215c80de9db7c60dfb29da
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[INFO] running `Command { std: "docker" "inspect" "bed4187cf2a4bffecf105f8c89f826288f32073f79215c80de9db7c60dfb29da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed4187cf2a4bffecf105f8c89f826288f32073f79215c80de9db7c60dfb29da", kill_on_drop: false }`
[INFO] [stdout] bed4187cf2a4bffecf105f8c89f826288f32073f79215c80de9db7c60dfb29da