[INFO] cloning repository https://github.com/CerulanLumina/whereisclass
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CerulanLumina/whereisclass" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCerulanLumina%2Fwhereisclass", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a986dcd2048cb913b0e1e45c968888650d88931c
[INFO] documenting CerulanLumina/whereisclass against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCerulanLumina%2Fwhereisclass" "/workspace/builds/worker-51/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/CerulanLumina/whereisclass on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CerulanLumina/whereisclass
[INFO] finished tweaking git repo https://github.com/CerulanLumina/whereisclass
[INFO] tweaked toml for git repo https://github.com/CerulanLumina/whereisclass written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] crate git repo https://github.com/CerulanLumina/whereisclass already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling async-trait v0.1.24
[INFO] [stderr]    Compiling futures-macro v0.3.4
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[INFO] [stderr]  Documenting whereisclass v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/xml_parser.rs:209:24
[INFO] [stdout]     |
[INFO] [stdout] 209 | impl From<std::option::NoneError> for CourseDBError {
[INFO] [stdout]     |                        ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option`
[INFO] [stdout]    --> src/xml_parser.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 |     fn from(_: std::option::NoneError) -> Self {
[INFO] [stdout]     |                             ^^^^^^^^^ not found in `std::option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `whereisclass`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name whereisclass src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern inflector=/opt/rustwide/target/debug/deps/libinflector-ca9e0072580bcfc4.rmeta --extern bimap=/opt/rustwide/target/debug/deps/libbimap-f27ac5ff561b5e87.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-99a1b94d073a7f29.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-9165642b04647e23.rmeta --extern postgres=/opt/rustwide/target/debug/deps/libpostgres-dc366bc557e73e25.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-13bff314ca31fb51.rmeta --extern roxmltree=/opt/rustwide/target/debug/deps/libroxmltree-f72fd655a0b29ce9.rmeta --extern scraper=/opt/rustwide/target/debug/deps/libscraper-e96a765991e97d1a.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-a3b33f1e29645091.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-fa187c25d07653df.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d910c0ad5192497b3c5de66fde517adb3204774c09d9fb7a8685501a7ae4ce31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d910c0ad5192497b3c5de66fde517adb3204774c09d9fb7a8685501a7ae4ce31", kill_on_drop: false }`
[INFO] [stdout] d910c0ad5192497b3c5de66fde517adb3204774c09d9fb7a8685501a7ae4ce31
