[INFO] cloning repository https://github.com/rokostik/DOCSystem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rokostik/DOCSystem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frokostik%2FDOCSystem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frokostik%2FDOCSystem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af2a01cf353a787a2495ecef43b42debd78e984a
[INFO] testing rokostik/DOCSystem 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%2Frokostik%2FDOCSystem" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rokostik/DOCSystem 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/rokostik/DOCSystem
[INFO] finished tweaking git repo https://github.com/rokostik/DOCSystem
[INFO] tweaked toml for git repo https://github.com/rokostik/DOCSystem written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/rokostik/DOCSystem 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d555aedaa4e6ebdd2dc1c8d347f3c77dfc8f145753eb6e509fc76ac99aedc8e
[INFO] running `Command { std: "docker" "start" "-a" "1d555aedaa4e6ebdd2dc1c8d347f3c77dfc8f145753eb6e509fc76ac99aedc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d555aedaa4e6ebdd2dc1c8d347f3c77dfc8f145753eb6e509fc76ac99aedc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d555aedaa4e6ebdd2dc1c8d347f3c77dfc8f145753eb6e509fc76ac99aedc8e", kill_on_drop: false }`
[INFO] [stdout] 1d555aedaa4e6ebdd2dc1c8d347f3c77dfc8f145753eb6e509fc76ac99aedc8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b5a9e6bae0e9306c9a223b40c1c84c10cd80f8f2a65a1a9f4cf4806ed873d63c
[INFO] running `Command { std: "docker" "start" "-a" "b5a9e6bae0e9306c9a223b40c1c84c10cd80f8f2a65a1a9f4cf4806ed873d63c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.19
[INFO] [stderr]    Compiling gcc v0.3.41
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.3
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling pq-sys v0.2.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling httparse v1.2.1
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling byteorder v0.3.13
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling unidecode v0.2.0
[INFO] [stderr]    Compiling serde v0.8.22
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling humansize v0.1.1
[INFO] [stderr]    Compiling pest v0.4.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling syn v0.10.6
[INFO] [stderr]    Compiling unicode-bidi v0.2.4
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.2.2
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rocket_codegen v0.1.5
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling base64 v0.3.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.1.5/build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `slice_patterns` has been stable since 1.42.0 and no longer requires an attribute to enable
[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 `rocket_codegen` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b5a9e6bae0e9306c9a223b40c1c84c10cd80f8f2a65a1a9f4cf4806ed873d63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a9e6bae0e9306c9a223b40c1c84c10cd80f8f2a65a1a9f4cf4806ed873d63c", kill_on_drop: false }`
[INFO] [stdout] b5a9e6bae0e9306c9a223b40c1c84c10cd80f8f2a65a1a9f4cf4806ed873d63c