[INFO] cloning repository https://github.com/thinkier/tcp-h264-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thinkier/tcp-h264-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkier%2Ftcp-h264-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkier%2Ftcp-h264-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ac47917d1c04374c3da3c3ba01bb325c96a16e67
[INFO] testing thinkier/tcp-h264-server against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkier%2Ftcp-h264-server" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thinkier/tcp-h264-server on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thinkier/tcp-h264-server
[INFO] finished tweaking git repo https://github.com/thinkier/tcp-h264-server
[INFO] tweaked toml for git repo https://github.com/thinkier/tcp-h264-server written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/thinkier/tcp-h264-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5490ac9dfcfbf3661ec8dead0b4a4768c1d96c62eabb73bffa97ae5b91987d5e
[INFO] running `Command { std: "docker" "start" "-a" "5490ac9dfcfbf3661ec8dead0b4a4768c1d96c62eabb73bffa97ae5b91987d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5490ac9dfcfbf3661ec8dead0b4a4768c1d96c62eabb73bffa97ae5b91987d5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5490ac9dfcfbf3661ec8dead0b4a4768c1d96c62eabb73bffa97ae5b91987d5e", kill_on_drop: false }`
[INFO] [stdout] 5490ac9dfcfbf3661ec8dead0b4a4768c1d96c62eabb73bffa97ae5b91987d5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7785157e3ddaf637aa26a4262274e514a3b58aa5ad254f373616eb60157a713b
[INFO] running `Command { std: "docker" "start" "-a" "7785157e3ddaf637aa26a4262274e514a3b58aa5ad254f373616eb60157a713b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling argh_shared v0.1.7
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling http-body v0.4.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling argh_derive v0.1.7
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling argh v0.1.7
[INFO] [stderr]    Compiling h264_nal_paging v0.1.7
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]    Compiling tcp-h264-server v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(exit_status_error)]
[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 `tcp-h264-server` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7785157e3ddaf637aa26a4262274e514a3b58aa5ad254f373616eb60157a713b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7785157e3ddaf637aa26a4262274e514a3b58aa5ad254f373616eb60157a713b", kill_on_drop: false }`
[INFO] [stdout] 7785157e3ddaf637aa26a4262274e514a3b58aa5ad254f373616eb60157a713b