[INFO] cloning repository https://github.com/aliaksandr-master/rust-common
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aliaksandr-master/rust-common" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faliaksandr-master%2Frust-common", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faliaksandr-master%2Frust-common'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bb25f5deb3fac3b76340598d121f06168fec28d2
[INFO] documenting aliaksandr-master/rust-common 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%2Faliaksandr-master%2Frust-common" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aliaksandr-master/rust-common 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/aliaksandr-master/rust-common
[INFO] finished tweaking git repo https://github.com/aliaksandr-master/rust-common
[INFO] tweaked toml for git repo https://github.com/aliaksandr-master/rust-common written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/aliaksandr-master/rust-common 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded version_check v0.1.5
[INFO] [stderr]   Downloaded serde v1.0.80
[INFO] [stderr]   Downloaded libc v0.2.44
[INFO] [stderr]   Downloaded memchr v2.1.1
[INFO] [stderr]   Downloaded csv-core v0.1.4
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded csv v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] b0add78d93558cbfb2dc60079cc2482868e638dbdbcda97e70dfe0371f8525be
[INFO] running `Command { std: "docker" "start" "-a" "b0add78d93558cbfb2dc60079cc2482868e638dbdbcda97e70dfe0371f8525be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0add78d93558cbfb2dc60079cc2482868e638dbdbcda97e70dfe0371f8525be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0add78d93558cbfb2dc60079cc2482868e638dbdbcda97e70dfe0371f8525be", kill_on_drop: false }`
[INFO] [stdout] b0add78d93558cbfb2dc60079cc2482868e638dbdbcda97e70dfe0371f8525be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] c6a7575e1fc03682ca67661e740831c52e90f4bc550f5aa4999aa3707aa06eaf
[INFO] running `Command { std: "docker" "start" "-a" "c6a7575e1fc03682ca67661e740831c52e90f4bc550f5aa4999aa3707aa06eaf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]  Documenting rust_common v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `Err` in module `io`
[INFO] [stdout]  --> src/aitline/mod.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     IOErr(io::Err),
[INFO] [stdout]   |               ^^^ not found in `io`
[INFO] [stdout]   |
[INFO] [stdout] help: there is an enum variant `std::result::Result::Err`; try using the variant's enum
[INFO] [stdout]   |
[INFO] [stdout] 7 |     IOErr(std::result::Result),
[INFO] [stdout]   |           ~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rust_common`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name rust_common src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=df73909f70ab585a -L dependency=/opt/rustwide/target/debug/deps --extern csv=/opt/rustwide/target/debug/deps/libcsv-7ede8b3a3d12c622.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "c6a7575e1fc03682ca67661e740831c52e90f4bc550f5aa4999aa3707aa06eaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a7575e1fc03682ca67661e740831c52e90f4bc550f5aa4999aa3707aa06eaf", kill_on_drop: false }`
[INFO] [stdout] c6a7575e1fc03682ca67661e740831c52e90f4bc550f5aa4999aa3707aa06eaf