[INFO] cloning repository https://github.com/TatriX/feel-it-still
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TatriX/feel-it-still" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatriX%2Ffeel-it-still", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatriX%2Ffeel-it-still'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ef24a2b812a178a6a90b610674c8bde7f8b3b33
[INFO] documenting TatriX/feel-it-still against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTatriX%2Ffeel-it-still" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TatriX/feel-it-still 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 git repo https://github.com/TatriX/feel-it-still
[INFO] finished tweaking git repo https://github.com/TatriX/feel-it-still
[INFO] tweaked toml for git repo https://github.com/TatriX/feel-it-still written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/TatriX/feel-it-still 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ee8f21c03aef6ef83a24607b12d091692c723e68a0e93aa23b364c56dbffd9d7
[INFO] running `Command { std: "docker" "start" "-a" "ee8f21c03aef6ef83a24607b12d091692c723e68a0e93aa23b364c56dbffd9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee8f21c03aef6ef83a24607b12d091692c723e68a0e93aa23b364c56dbffd9d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8f21c03aef6ef83a24607b12d091692c723e68a0e93aa23b364c56dbffd9d7", kill_on_drop: false }`
[INFO] [stdout] ee8f21c03aef6ef83a24607b12d091692c723e68a0e93aa23b364c56dbffd9d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 976e2820bb32b2a0f292ebbe264cf4d7106ba824f664f6f08c7ad632c279794a
[INFO] running `Command { std: "docker" "start" "-a" "976e2820bb32b2a0f292ebbe264cf4d7106ba824f664f6f08c7ad632c279794a", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking elapsed v0.1.2
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking log v0.4.0
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.3.19
[INFO] [stderr]     Checking rand v0.4.1
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking tokio-core v0.1.11
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking stderrlog v0.2.3
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking structopt v0.1.6
[INFO] [stderr]  Documenting feel-it-still v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking feel-it-still v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/bin/client.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(conservative_impl_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `feel-it-still`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name client src/bin/client.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=d625a4a8b927a752 -L dependency=/opt/rustwide/target/debug/deps --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-63211d02f68db604.rmeta --extern bytes=/opt/rustwide/target/debug/deps/libbytes-255851566467a7b5.rmeta --extern elapsed=/opt/rustwide/target/debug/deps/libelapsed-679918284036163d.rmeta --extern feel_it_still=/opt/rustwide/target/debug/deps/libfeel_it_still-f13dbf0970a15404.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-474cfd94f982f431.rmeta --extern futures_cpupool=/opt/rustwide/target/debug/deps/libfutures_cpupool-1509f7a30e7ad688.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-cff763d489eebcc3.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-078c4ee23b4198da.rmeta --extern stderrlog=/opt/rustwide/target/debug/deps/libstderrlog-a9ffd5ab7b0c04bc.rmeta --extern structopt=/opt/rustwide/target/debug/deps/libstructopt-b342371b75d54ca9.rmeta --extern structopt_derive=/opt/rustwide/target/debug/deps/libstructopt_derive-f75f9990163d4d69.so --extern tokio_core=/opt/rustwide/target/debug/deps/libtokio_core-5ee5e664a1dcdd30.rmeta --extern tokio_io=/opt/rustwide/target/debug/deps/libtokio_io-efe2b578ef4ec1b0.rmeta --extern tokio_proto=/opt/rustwide/target/debug/deps/libtokio_proto-55e2ee15c6bbc203.rmeta --extern tokio_service=/opt/rustwide/target/debug/deps/libtokio_service-fb0919ab469db387.rmeta --extern tokio_timer=/opt/rustwide/target/debug/deps/libtokio_timer-ed29c81ff280c180.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" "976e2820bb32b2a0f292ebbe264cf4d7106ba824f664f6f08c7ad632c279794a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "976e2820bb32b2a0f292ebbe264cf4d7106ba824f664f6f08c7ad632c279794a", kill_on_drop: false }`
[INFO] [stdout] 976e2820bb32b2a0f292ebbe264cf4d7106ba824f664f6f08c7ad632c279794a