[INFO] fetching crate bitrust 0.1.0...
[INFO] documenting bitrust-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate bitrust 0.1.0 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate bitrust 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitrust 0.1.0
[INFO] finished tweaking crates.io crate bitrust 0.1.0
[INFO] tweaked toml for crates.io crate bitrust 0.1.0 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate bitrust 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9c0b84d51f6d050a50d556b801b78c3078c0a8c01e5b4ab3bf9db60195ffd33
[INFO] running `Command { std: "docker" "start" "-a" "d9c0b84d51f6d050a50d556b801b78c3078c0a8c01e5b4ab3bf9db60195ffd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9c0b84d51f6d050a50d556b801b78c3078c0a8c01e5b4ab3bf9db60195ffd33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c0b84d51f6d050a50d556b801b78c3078c0a8c01e5b4ab3bf9db60195ffd33", kill_on_drop: false }`
[INFO] [stdout] d9c0b84d51f6d050a50d556b801b78c3078c0a8c01e5b4ab3bf9db60195ffd33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a800586714d2ce09ba831b142a34c6c9c61ee356151db8775830ea7959c9646
[INFO] running `Command { std: "docker" "start" "-a" "8a800586714d2ce09ba831b142a34c6c9c61ee356151db8775830ea7959c9646", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.29
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking bit-vec v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking getopts v0.2.18
[INFO] [stderr]     Checking bit-set v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling protoc v2.14.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking wait-timeout v0.1.5
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tempfile v3.0.6
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rusty-fork v0.2.1
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking proptest v0.7.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]    Compiling protobuf-codegen v2.14.0
[INFO] [stderr]    Compiling protoc-rust v2.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling bitrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]  Documenting bitrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![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 compile `bitrust` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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 `bitrust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name bitrust src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=3f9822f43f013a23 -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-7fbbe5310243692e.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-56e38c5124e1b19a.rmeta --extern crc=/opt/rustwide/target/debug/deps/libcrc-2b251dde9a3f3ce4.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-07c550260ba980e2.rmeta --extern ctrlc=/opt/rustwide/target/debug/deps/libctrlc-0da6fbd59e25d854.rmeta --extern dirs=/opt/rustwide/target/debug/deps/libdirs-008bcc2ae0f774c3.rmeta --extern error_chain=/opt/rustwide/target/debug/deps/liberror_chain-b062aa49c032cc6e.rmeta --extern fs2=/opt/rustwide/target/debug/deps/libfs2-48909d67a0f404fc.rmeta --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-5ba220dcc727cfcc.rmeta --extern isatty=/opt/rustwide/target/debug/deps/libisatty-0f031bd7ad88e4c8.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-701e134f05ff346a.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-e50ab5514df08034.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-58d4da8c69ea947b.rmeta --extern proptest=/opt/rustwide/target/debug/deps/libproptest-4c31f9dd3eb4db11.rmeta --extern protobuf=/opt/rustwide/target/debug/deps/libprotobuf-3bf65710ca605e9c.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-b80158e96b3e3761.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-696313a4827237ef.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-76d612d66a096a8a.rmeta --extern simplelog=/opt/rustwide/target/debug/deps/libsimplelog-636048182c089a75.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-0c0b167e47b5e54f.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-853f69380693d612.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "8a800586714d2ce09ba831b142a34c6c9c61ee356151db8775830ea7959c9646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a800586714d2ce09ba831b142a34c6c9c61ee356151db8775830ea7959c9646", kill_on_drop: false }`
[INFO] [stdout] 8a800586714d2ce09ba831b142a34c6c9c61ee356151db8775830ea7959c9646