[INFO] updating cached repository anttikon/rusty-serra
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/anttikon/rusty-serra
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/anttikon/rusty-serra" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/anttikon/rusty-serra"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/anttikon/rusty-serra'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/anttikon/rusty-serra" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/anttikon/rusty-serra"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/anttikon/rusty-serra'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 313b83d87160b52aaac1ead7f6016e8388da2a73
[INFO] sha for GitHub repo anttikon/rusty-serra: 313b83d87160b52aaac1ead7f6016e8388da2a73
[INFO] validating manifest of anttikon/rusty-serra on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of anttikon/rusty-serra on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing anttikon/rusty-serra
[INFO] finished frobbing anttikon/rusty-serra
[INFO] frobbed toml for anttikon/rusty-serra written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/anttikon/rusty-serra/Cargo.toml
[INFO] started frobbing anttikon/rusty-serra
[INFO] finished frobbing anttikon/rusty-serra
[INFO] frobbed toml for anttikon/rusty-serra written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/anttikon/rusty-serra/Cargo.toml
[INFO] crate anttikon/rusty-serra already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking anttikon/rusty-serra against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-6/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/anttikon/rusty-serra:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 56b3a5fa5d77b6d9b4446d769b52345cfd34a4b1d3e3aee24f827e4b1737a28f
[INFO] running `"docker" "start" "-a" "56b3a5fa5d77b6d9b4446d769b52345cfd34a4b1d3e3aee24f827e4b1737a28f"`
[INFO] [stderr]     Checking tokio v0.1.17
[INFO] [stderr]     Checking rocket_contrib v0.4.0
[INFO] [stderr]     Checking hyper v0.12.25
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.12
[INFO] [stderr]     Checking rusty-serra v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0635]: unknown feature `mpsc_select`
[INFO] [stderr]  --> src/main.rs:1:59
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro_hygiene, decl_macro, const_vec_new, mpsc_select)]
[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 E0635`.
[INFO] [stderr] error: Could not compile `rusty-serra`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0635]: unknown feature `mpsc_select`
[INFO] [stderr]  --> src/main.rs:1:59
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro_hygiene, decl_macro, const_vec_new, mpsc_select)]
[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 E0635`.
[INFO] [stderr] error: Could not compile `rusty-serra`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "56b3a5fa5d77b6d9b4446d769b52345cfd34a4b1d3e3aee24f827e4b1737a28f"`
[INFO] running `"docker" "rm" "-f" "56b3a5fa5d77b6d9b4446d769b52345cfd34a4b1d3e3aee24f827e4b1737a28f"`
[INFO] [stdout] 56b3a5fa5d77b6d9b4446d769b52345cfd34a4b1d3e3aee24f827e4b1737a28f