[INFO] cloning repository https://github.com/apognu/htb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apognu/htb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapognu%2Fhtb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapognu%2Fhtb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57168bc61021fc79d1ccfacd3e9cc3280c515009
[INFO] testing apognu/htb against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapognu%2Fhtb" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/apognu/htb on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/apognu/htb
[INFO] finished tweaking git repo https://github.com/apognu/htb
[INFO] tweaked toml for git repo https://github.com/apognu/htb written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/apognu/htb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linefeed v0.6.0
[INFO] [stderr]   Downloaded mortal v0.2.1
[INFO] [stderr]   Downloaded libnotify v1.0.3
[INFO] [stderr]   Downloaded libnotify-sys v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fadcf1161989eb5c2cd1210b41a73cd54c9c634be96eebf50d2cc26c7e9d2155
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fadcf1161989eb5c2cd1210b41a73cd54c9c634be96eebf50d2cc26c7e9d2155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fadcf1161989eb5c2cd1210b41a73cd54c9c634be96eebf50d2cc26c7e9d2155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fadcf1161989eb5c2cd1210b41a73cd54c9c634be96eebf50d2cc26c7e9d2155", kill_on_drop: false }`
[INFO] [stdout] fadcf1161989eb5c2cd1210b41a73cd54c9c634be96eebf50d2cc26c7e9d2155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a99b99d663b8a9df2b930cf5fa6e71fa5b4f8c46385a058df1c47fab4bbd90c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a99b99d663b8a9df2b930cf5fa6e71fa5b4f8c46385a058df1c47fab4bbd90c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling encode_unicode v0.3.6
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling libnotify-sys v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling smallstr v0.1.0
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling glib v0.4.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling libnotify v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling tokio v0.2.16
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.1 (https://github.com/clap-rs/clap#4b5d7722)
[INFO] [stderr]    Compiling mortal v0.2.1
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling linefeed v0.6.0
[INFO] [stderr]    Compiling clap v3.0.0-beta.1 (https://github.com/clap-rs/clap#4b5d7722)
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.2.4
[INFO] [stderr]    Compiling hyper v0.13.4
[INFO] [stderr]    Compiling bstr v0.2.12
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.50
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling htb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(async_closure)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(box_syntax)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[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 compile `htb`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4a99b99d663b8a9df2b930cf5fa6e71fa5b4f8c46385a058df1c47fab4bbd90c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a99b99d663b8a9df2b930cf5fa6e71fa5b4f8c46385a058df1c47fab4bbd90c", kill_on_drop: false }`
[INFO] [stdout] 4a99b99d663b8a9df2b930cf5fa6e71fa5b4f8c46385a058df1c47fab4bbd90c
