[INFO] updating cached repository https://github.com/jeizsm/sticker-bot
[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] c311ad4337273cd19cf6782987aea529294c5182
[INFO] testing jeizsm/sticker-bot against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeizsm%2Fsticker-bot" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jeizsm/sticker-bot 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/jeizsm/sticker-bot
[INFO] finished tweaking git repo https://github.com/jeizsm/sticker-bot
[INFO] tweaked toml for git repo https://github.com/jeizsm/sticker-bot written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jeizsm/sticker-bot 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 8e56e133ffadcd1d8e3b968e33dd86f2ef26b90d85a9aa3d2dd58a59dd63e18e
[INFO] running `"docker" "start" "-a" "8e56e133ffadcd1d8e3b968e33dd86f2ef26b90d85a9aa3d2dd58a59dd63e18e"`
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling untrusted v0.6.1
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]    Compiling try-lock v0.1.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.8
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling coco v0.2.1
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling tokio-timer v0.2.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]    Compiling historian v3.0.4
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling telebot-derive v0.0.11 (https://github.com/jeizsm/telebot.git#4e15255e)
[INFO] [stderr]    Compiling mime v0.3.7
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling tokio-threadpool v0.1.4
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/telebot-00e2fe840071d26e/4e15255/telebot-derive/src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 |     #![feature(try_from)]
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> /opt/rustwide/cargo-home/git/checkouts/telebot-00e2fe840071d26e/4e15255/telebot-derive/src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     #![feature(proc_macro, proc_macro_lib)]
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `telebot-derive`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "8e56e133ffadcd1d8e3b968e33dd86f2ef26b90d85a9aa3d2dd58a59dd63e18e"`
[INFO] running `"docker" "rm" "-f" "8e56e133ffadcd1d8e3b968e33dd86f2ef26b90d85a9aa3d2dd58a59dd63e18e"`
[INFO] [stdout] 8e56e133ffadcd1d8e3b968e33dd86f2ef26b90d85a9aa3d2dd58a59dd63e18e