[INFO] updating cached repository https://github.com/rise-ui/rise
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 46560a8f82c98e06e58c0c70e6fd5db2a7948809
[INFO] testing rise-ui/rise against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Frise-ui%2Frise" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rise-ui/rise on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rise-ui/rise
[INFO] finished tweaking git repo https://github.com/rise-ui/rise
[INFO] tweaked toml for git repo https://github.com/rise-ui/rise written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/rise-ui/rise already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 7325d18ca48c4ae93f018a722b923b9ce9af197c2f64e9f90b8fdb5c670ad253
[INFO] running `"docker" "start" "-a" "7325d18ca48c4ae93f018a722b923b9ce9af197c2f64e9f90b8fdb5c670ad253"`
[INFO] [stderr]    Compiling serde v1.0.80
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]    Compiling binary-space-partition v0.1.2
[INFO] [stderr]    Compiling thread_profiler v0.1.3
[INFO] [stderr]    Compiling enum_extract v0.1.1
[INFO] [stderr]    Compiling compare v0.0.6
[INFO] [stderr]    Compiling multi_mut v0.1.3
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling stb_truetype v0.2.6
[INFO] [stderr]    Compiling css-color-parser v0.1.2
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling rsx-arena v0.1.0 (https://github.com/rise-ui/dom-lite#d8509113)
[INFO] [stderr]    Compiling self-tokenize-macro v0.1.0 (https://github.com/victorporof/rust-self-tokenize.git#161707ea)
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling block-buffer v0.7.2
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling euclid_macros v0.1.0
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling wayland-sys v0.21.11
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]   --> /opt/rustwide/cargo-home/git/checkouts/rust-self-tokenize-482c8fa371a49a0b/161707e/self-tokenize-derive/src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #![feature(proc_macro)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]    Compiling self-tokenize-trait v0.1.0 (https://github.com/victorporof/rust-self-tokenize.git#161707ea)
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `self-tokenize-macro`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]   --> /opt/rustwide/cargo-home/git/checkouts/rust-self-tokenize-482c8fa371a49a0b/161707e/self-tokenize-trait/src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | #![feature(specialization)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `self-tokenize-trait`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7325d18ca48c4ae93f018a722b923b9ce9af197c2f64e9f90b8fdb5c670ad253"`
[INFO] running `"docker" "rm" "-f" "7325d18ca48c4ae93f018a722b923b9ce9af197c2f64e9f90b8fdb5c670ad253"`
[INFO] [stdout] 7325d18ca48c4ae93f018a722b923b9ce9af197c2f64e9f90b8fdb5c670ad253