[INFO] cloning repository https://github.com/anellie/chevii
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anellie/chevii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanellie%2Fchevii", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanellie%2Fchevii'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1eb5a568aee4e59d4cd1a4391ece7cbb4d06b03
[INFO] documenting anellie/chevii against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanellie%2Fchevii" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anellie/chevii on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anellie/chevii
[INFO] finished tweaking git repo https://github.com/anellie/chevii
[INFO] tweaked toml for git repo https://github.com/anellie/chevii written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/anellie/chevii 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded link-cplusplus v1.0.6
[INFO] [stderr]   Downloaded cxx v1.0.60
[INFO] [stderr]   Downloaded chess v3.2.0
[INFO] [stderr]   Downloaded scratch v1.0.0
[INFO] [stderr]   Downloaded cxx-build v1.0.60
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.60
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 775d9fbe2e46368b23cf99cbe469450c62fd4d23e47f06cde479ae082d03cb28
[INFO] running `Command { std: "docker" "start" "-a" "775d9fbe2e46368b23cf99cbe469450c62fd4d23e47f06cde479ae082d03cb28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775d9fbe2e46368b23cf99cbe469450c62fd4d23e47f06cde479ae082d03cb28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775d9fbe2e46368b23cf99cbe469450c62fd4d23e47f06cde479ae082d03cb28", kill_on_drop: false }`
[INFO] [stdout] 775d9fbe2e46368b23cf99cbe469450c62fd4d23e47f06cde479ae082d03cb28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c6875b9a6910814cc1ae428785a12988213c3ab5424d9bfaf220e516dd3978
[INFO] running `Command { std: "docker" "start" "-a" "26c6875b9a6910814cc1ae428785a12988213c3ab5424d9bfaf220e516dd3978", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling link-cplusplus v1.0.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling scratch v1.0.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.60
[INFO] [stderr]    Compiling cxx v1.0.60
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling cxx-build v1.0.60
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.60
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling chevii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling chess v3.2.0
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]  Documenting chevii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 `chevii`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name chevii src/main.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=f16ca54f8617d180 -L dependency=/opt/rustwide/target/debug/deps --extern chess=/opt/rustwide/target/debug/deps/libchess-b82ff9bed54f3f4e.rmeta --extern cxx=/opt/rustwide/target/debug/deps/libcxx-e3cd3b6703bed844.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-02df57eafdd651cf.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-cfdf503dbcd0d4be.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-616ce4aab84f4593.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-3e37bf50321abb92.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "26c6875b9a6910814cc1ae428785a12988213c3ab5424d9bfaf220e516dd3978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c6875b9a6910814cc1ae428785a12988213c3ab5424d9bfaf220e516dd3978", kill_on_drop: false }`
[INFO] [stdout] 26c6875b9a6910814cc1ae428785a12988213c3ab5424d9bfaf220e516dd3978
