[INFO] cloning repository https://github.com/dragon-zhang/rust-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dragon-zhang/rust-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragon-zhang%2Frust-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragon-zhang%2Frust-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de588d312d38270a3dbf9713b8fffcc6fec6aa87
[INFO] documenting dragon-zhang/rust-study against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdragon-zhang%2Frust-study" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dragon-zhang/rust-study 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 git repo https://github.com/dragon-zhang/rust-study
[INFO] finished tweaking git repo https://github.com/dragon-zhang/rust-study
[INFO] tweaked toml for git repo https://github.com/dragon-zhang/rust-study written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dragon-zhang/rust-study 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 tokio-retry v0.3.0
[INFO] [stderr]   Downloaded priority-queue v1.2.2
[INFO] [stderr]   Downloaded context v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ff9e13494aa3aad4a5bde6ae3d32c926875e1d92f086e5c97c1f403577c63e25
[INFO] running `Command { std: "docker" "start" "-a" "ff9e13494aa3aad4a5bde6ae3d32c926875e1d92f086e5c97c1f403577c63e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff9e13494aa3aad4a5bde6ae3d32c926875e1d92f086e5c97c1f403577c63e25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9e13494aa3aad4a5bde6ae3d32c926875e1d92f086e5c97c1f403577c63e25", kill_on_drop: false }`
[INFO] [stdout] ff9e13494aa3aad4a5bde6ae3d32c926875e1d92f086e5c97c1f403577c63e25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1a1a830738131c2f895bda03beee960b261f4c4619b70d1496b0ac9e9ee540a0
[INFO] running `Command { std: "docker" "start" "-a" "1a1a830738131c2f895bda03beee960b261f4c4619b70d1496b0ac9e9ee540a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking smallvec v1.8.0
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[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling tokio v1.25.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
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[INFO] [stderr]     Checking itoa v1.0.1
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[INFO] [stderr]    Compiling futures-util v0.3.21
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[INFO] [stderr]     Checking tracing-core v0.1.21
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[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking futures-sink v0.3.21
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[INFO] [stderr]    Compiling syn-mid v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
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[INFO] [stderr]    Compiling backtrace v0.3.67
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[INFO] [stderr]    Compiling priority-queue v1.2.2
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[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]    Compiling genawaiter-proc-macro v0.99.1
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking genawaiter v0.99.1
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
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[INFO] [stderr]     Checking deadpool v0.9.5
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.9
[INFO] [stderr]  Documenting rust-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rust-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `f2` is never read
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub struct Struct {
[INFO] [stdout]    |                ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 25 |         f2: u32,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `T`
[INFO] [stdout]  --> src/bin/16box.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | Box<T>适用场景：
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]   |
[INFO] [stdout] 4 | `Box<T>`适用场景：
[INFO] [stdout]   | +      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bin/44generator.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(generators, generator_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `rust-study`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name 44generator src/bin/44generator.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=c34d6278096652d8 -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-939ffb9e15b1a57c.so --extern backtrace=/opt/rustwide/target/debug/deps/libbacktrace-82f2c2ece4139c24.rmeta --extern deadpool=/opt/rustwide/target/debug/deps/libdeadpool-a250f30dd5ce638d.rmeta --extern genawaiter=/opt/rustwide/target/debug/deps/libgenawaiter-06be3441e5006786.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-f253fff847b1bcb3.rmeta --extern priority_queue=/opt/rustwide/target/debug/deps/libpriority_queue-1208decda3ef41ba.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-77f40cfca04b437d.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-8fde81120ff2cee0.rmeta --extern rust_study=/opt/rustwide/target/debug/deps/librust_study-dc4a574444c4f5f1.rmeta --extern scheduled_thread_pool=/opt/rustwide/target/debug/deps/libscheduled_thread_pool-69ac6e7d83c9f9fd.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-86d203df7073af44.rmeta --extern tokio_retry=/opt/rustwide/target/debug/deps/libtokio_retry-58e2239a6167df7b.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1a1a830738131c2f895bda03beee960b261f4c4619b70d1496b0ac9e9ee540a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a1a830738131c2f895bda03beee960b261f4c4619b70d1496b0ac9e9ee540a0", kill_on_drop: false }`
[INFO] [stdout] 1a1a830738131c2f895bda03beee960b261f4c4619b70d1496b0ac9e9ee540a0
