[INFO] cloning repository https://github.com/djmcgill/de-list-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djmcgill/de-list-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fde-list-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjmcgill%2Fde-list-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2d32b09c0b015f5751e8363c875170be4a6885a
[INFO] documenting djmcgill/de-list-server 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%2Fdjmcgill%2Fde-list-server" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/djmcgill/de-list-server 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/djmcgill/de-list-server
[INFO] finished tweaking git repo https://github.com/djmcgill/de-list-server
[INFO] tweaked toml for git repo https://github.com/djmcgill/de-list-server written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/djmcgill/de-list-server 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 sha-1 v0.4.1
[INFO] [stderr]   Downloaded egg-mode v0.12.0
[INFO] [stderr]   Downloaded failchain v0.1015.2
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.14
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.5
[INFO] [stderr]   Downloaded hmac v0.7.0
[INFO] [stderr]   Downloaded mime_guess v1.8.6
[INFO] [stderr]   Downloaded crypto-mac v0.4.0
[INFO] [stderr]   Downloaded http-service v0.1.5
[INFO] [stderr]   Downloaded futures-select-macro-preview v0.3.0-alpha.14
[INFO] [stderr]   Downloaded http-service-hyper v0.1.1
[INFO] [stderr]   Downloaded hyper-tls v0.1.4
[INFO] [stderr]   Downloaded hmac v0.4.2
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.14
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.14
[INFO] [stderr]   Downloaded tide v0.1.1
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.14
[INFO] [stderr]   Downloaded regex v1.1.5
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.14
[INFO] [stderr]   Downloaded hyper v0.12.27
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.14
[INFO] [stderr]   Downloaded serde_qs v0.4.5
[INFO] [stderr]   Downloaded cc v1.0.34
[INFO] [stderr]   Downloaded redox_syscall v0.1.52
[INFO] [stderr]   Downloaded buf_redux v0.8.1
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 728cdff929e4e49e1e6850b994c44975288040547ed7e1017fbaac1c726e870d
[INFO] running `Command { std: "docker" "start" "-a" "728cdff929e4e49e1e6850b994c44975288040547ed7e1017fbaac1c726e870d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "728cdff929e4e49e1e6850b994c44975288040547ed7e1017fbaac1c726e870d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "728cdff929e4e49e1e6850b994c44975288040547ed7e1017fbaac1c726e870d", kill_on_drop: false }`
[INFO] [stdout] 728cdff929e4e49e1e6850b994c44975288040547ed7e1017fbaac1c726e870d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d37296edf0801765998c486705cfc317f793df14a7f2212d12d1bde36bbae359
[INFO] running `Command { std: "docker" "start" "-a" "d37296edf0801765998c486705cfc317f793df14a7f2212d12d1bde36bbae359", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking futures v0.1.26
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling cc v1.0.34
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.14
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-core-preview-0.3.0-alpha.14/src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(futures_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking iovec v0.1.2
[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 `futures-core-preview` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d37296edf0801765998c486705cfc317f793df14a7f2212d12d1bde36bbae359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37296edf0801765998c486705cfc317f793df14a7f2212d12d1bde36bbae359", kill_on_drop: false }`
[INFO] [stdout] d37296edf0801765998c486705cfc317f793df14a7f2212d12d1bde36bbae359
