[INFO] cloning repository https://github.com/lukad/chao
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukad/chao" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukad%2Fchao", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukad%2Fchao'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 324078dc4bac05221a6c2634dafe00560fe28e64
[INFO] documenting lukad/chao against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukad%2Fchao" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukad/chao on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lukad/chao
[INFO] finished tweaking git repo https://github.com/lukad/chao
[INFO] tweaked toml for git repo https://github.com/lukad/chao written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/lukad/chao already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b53396a5cc84371d21cb54ea4f12b805dbb960653840e50cf52342fb38405a8a
[INFO] running `Command { std: "docker" "start" "-a" "b53396a5cc84371d21cb54ea4f12b805dbb960653840e50cf52342fb38405a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b53396a5cc84371d21cb54ea4f12b805dbb960653840e50cf52342fb38405a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53396a5cc84371d21cb54ea4f12b805dbb960653840e50cf52342fb38405a8a", kill_on_drop: false }`
[INFO] [stdout] b53396a5cc84371d21cb54ea4f12b805dbb960653840e50cf52342fb38405a8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94f1cc177d783e7172c7dfeddb5cb907bc33dad62219b1867c322b1408847e02
[INFO] running `Command { std: "docker" "start" "-a" "94f1cc177d783e7172c7dfeddb5cb907bc33dad62219b1867c322b1408847e02", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking ascii v0.9.1
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking libchao v0.1.0 (/opt/rustwide/workdir/libchao)
[INFO] [stderr]  Documenting libchao v0.1.0 (/opt/rustwide/workdir/libchao)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> libchao/src/parser.rs:68:29
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let (c, consumed) = try!(any().parse_lazy(input).into());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting chao v0.1.0 (/opt/rustwide/workdir/chao)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "94f1cc177d783e7172c7dfeddb5cb907bc33dad62219b1867c322b1408847e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f1cc177d783e7172c7dfeddb5cb907bc33dad62219b1867c322b1408847e02", kill_on_drop: false }`
[INFO] [stdout] 94f1cc177d783e7172c7dfeddb5cb907bc33dad62219b1867c322b1408847e02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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=warn" "-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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 09842125339e6d247c618c0435d8d1107711bc482ac04ca4ba983e006806eb79
[INFO] running `Command { std: "docker" "start" "-a" "09842125339e6d247c618c0435d8d1107711bc482ac04ca4ba983e006806eb79", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "09842125339e6d247c618c0435d8d1107711bc482ac04ca4ba983e006806eb79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09842125339e6d247c618c0435d8d1107711bc482ac04ca4ba983e006806eb79", kill_on_drop: false }`
[INFO] [stdout] 09842125339e6d247c618c0435d8d1107711bc482ac04ca4ba983e006806eb79