[INFO] cloning repository https://github.com/afilip1/blogg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afilip1/blogg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafilip1%2Fblogg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafilip1%2Fblogg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9e428427eaac9058a7879f31499a6a1f9de2f02
[INFO] documenting afilip1/blogg 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%2Fafilip1%2Fblogg" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/afilip1/blogg 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/afilip1/blogg
[INFO] finished tweaking git repo https://github.com/afilip1/blogg
[INFO] tweaked toml for git repo https://github.com/afilip1/blogg written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/afilip1/blogg 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] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono v0.4.5
[INFO] [stderr]   Downloaded open v1.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] d64b580829410c40e940e1c8bde6e4a7e545e175af1251f22fc011abced02834
[INFO] running `Command { std: "docker" "start" "-a" "d64b580829410c40e940e1c8bde6e4a7e545e175af1251f22fc011abced02834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d64b580829410c40e940e1c8bde6e4a7e545e175af1251f22fc011abced02834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d64b580829410c40e940e1c8bde6e4a7e545e175af1251f22fc011abced02834", kill_on_drop: false }`
[INFO] [stdout] d64b580829410c40e940e1c8bde6e4a7e545e175af1251f22fc011abced02834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 158b744cee347f18eeb03f47a49a39605280bc307207aea3d6c91c2b9341418a
[INFO] running `Command { std: "docker" "start" "-a" "158b744cee347f18eeb03f47a49a39605280bc307207aea3d6c91c2b9341418a", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking open v1.2.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]  Documenting blogg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rust_2018_preview)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `crate` visibility modifier is experimental
[INFO] [stdout]  --> src/config.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | crate fn get_config() -> ArgMatches<'a> {
[INFO] [stdout]   | ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: see issue #53120 <https://github.com/rust-lang/rust/issues/53120> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `crate` visibility modifier is experimental
[INFO] [stdout]   --> src/config.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | crate fn get_source_dir(config: &'a ArgMatches<'b>) -> io::Result<&'a Path> {
[INFO] [stdout]    | ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53120 <https://github.com/rust-lang/rust/issues/53120> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: `crate` visibility modifier is experimental
[INFO] [stdout]   --> src/config.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | crate fn get_target_dir(config: &'a ArgMatches<'b>) -> io::Result<&'a Path> {
[INFO] [stdout]    | ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #53120 <https://github.com/rust-lang/rust/issues/53120> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0658, E0705.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `blogg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name blogg src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7f78056b849ce2d5 -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-9eee24b513579e1a.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-e60cb1c4f1adc808.rmeta --extern open=/opt/rustwide/target/debug/deps/libopen-4791344ca8e2a7f3.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "158b744cee347f18eeb03f47a49a39605280bc307207aea3d6c91c2b9341418a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158b744cee347f18eeb03f47a49a39605280bc307207aea3d6c91c2b9341418a", kill_on_drop: false }`
[INFO] [stdout] 158b744cee347f18eeb03f47a49a39605280bc307207aea3d6c91c2b9341418a