[INFO] fetching crate smlr 0.1.3...
[INFO] documenting smlr-0.1.3 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate smlr 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate smlr 0.1.3 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smlr 0.1.3
[INFO] finished tweaking crates.io crate smlr 0.1.3
[INFO] tweaked toml for crates.io crate smlr 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate smlr 0.1.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v2.2.3
[INFO] [stderr]   Downloaded eddie v0.4.2
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] [stderr]   Downloaded blake2 v0.9.0
[INFO] [stderr]   Downloaded serde_derive v1.0.115
[INFO] [stderr] warning: spurious network error (3 tries remaining): [28] Timeout was reached (failed to download any data for `serde v1.0.115` within 30s)
[INFO] [stderr]   Downloaded serde v1.0.115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0b003969fd309b3d252382e208d980312e7247d161750466edaeaf5ca4dfe04
[INFO] running `Command { std: "docker" "start" "-a" "f0b003969fd309b3d252382e208d980312e7247d161750466edaeaf5ca4dfe04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b003969fd309b3d252382e208d980312e7247d161750466edaeaf5ca4dfe04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b003969fd309b3d252382e208d980312e7247d161750466edaeaf5ca4dfe04", kill_on_drop: false }`
[INFO] [stdout] f0b003969fd309b3d252382e208d980312e7247d161750466edaeaf5ca4dfe04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8ecc5e8e7f1563b5e7b5fa7a8edee47d5d016849998bb388f104085bdb079c1
[INFO] running `Command { std: "docker" "start" "-a" "d8ecc5e8e7f1563b5e7b5fa7a8edee47d5d016849998bb388f104085bdb079c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking eddie v0.4.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking blake2 v0.9.0
[INFO] [stderr]  Documenting smlr v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `CliOptions`
[INFO] [stdout]  --> src/file_manager.rs:3:89
[INFO] [stdout]   |
[INFO] [stdout] 3 | /// This struct helps us manage the location of the persistence files depending on the [CliOptions]
[INFO] [stdout]   |                                                                                         ^^^^^^^^^^ no item named `CliOptions` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `PersistenceOptions`
[INFO] [stdout]  --> src/file_manager.rs:4:62
[INFO] [stdout]   |
[INFO] [stdout] 4 | /// provided by the user or the default. See especially the [PersistenceOptions].
[INFO] [stdout]   |                                                              ^^^^^^^^^^^^^^^^^^ no item named `PersistenceOptions` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `filename`
[INFO] [stdout]   --> src/lib.rs:79:47
[INFO] [stdout]    |
[INFO] [stdout] 79 | /// This function reads the file provided as [filename] of get the input
[INFO] [stdout]    |                                               ^^^^^^^^ no item named `filename` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `flename`
[INFO] [stdout]   --> src/lib.rs:80:20
[INFO] [stdout]    |
[INFO] [stdout] 80 | /// from stdin if [flename] was None.
[INFO] [stdout]    |                    ^^^^^^^ no item named `flename` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `smlr`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name smlr src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=a423bc9f8d56af3d -L dependency=/opt/rustwide/target/debug/deps --extern blake2=/opt/rustwide/target/debug/deps/libblake2-d0630f9db6cd474f.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-6ccf1a417226eb5b.rmeta --extern eddie=/opt/rustwide/target/debug/deps/libeddie-d2251e0bd2a52390.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-6c16b667c08d5203.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-f5fc140c1ef136d8.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9d7f87b1c1e930f3.rmeta --cap-lints=warn --crate-version 0.1.3` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d8ecc5e8e7f1563b5e7b5fa7a8edee47d5d016849998bb388f104085bdb079c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8ecc5e8e7f1563b5e7b5fa7a8edee47d5d016849998bb388f104085bdb079c1", kill_on_drop: false }`
[INFO] [stdout] d8ecc5e8e7f1563b5e7b5fa7a8edee47d5d016849998bb388f104085bdb079c1
