Aug 02 04:25:12.801 INFO checking meval-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 04:25:12.801 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:25:12.801 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:25:12.801 INFO running `"docker" "create" "-v" "/tmp/crater.zTcWXaPQq5W6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2+tmplazy:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 04:25:13.015 INFO blam! 8bcd9f235d799ed9d0f986419f5b3b754d487c18b38b6f5de9582281a3dcdf0b
Aug 02 04:25:13.017 INFO running `"docker" "start" "-a" "8bcd9f235d799ed9d0f986419f5b3b754d487c18b38b6f5de9582281a3dcdf0b"`
Aug 02 04:25:13.907 INFO kablam!     Checking gnuplot v0.0.23
Aug 02 04:25:13.910 INFO kablam!     Checking meval v0.1.0 (file:///source)
Aug 02 04:25:17.867 INFO kablam! warning: variable does not need to be mutable
Aug 02 04:25:17.867 INFO kablam!   --> examples/plot.rs:24:13
Aug 02 04:25:17.867 INFO kablam!    |
Aug 02 04:25:17.867 INFO kablam! 24 |         let mut axes = fg.axes2d();
Aug 02 04:25:17.867 INFO kablam!    |             ----^^^^
Aug 02 04:25:17.867 INFO kablam!    |             |
Aug 02 04:25:17.867 INFO kablam!    |             help: remove this `mut`
Aug 02 04:25:17.867 INFO kablam!    |
Aug 02 04:25:17.867 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 02 04:25:17.867 INFO kablam! 
Aug 02 04:25:17.957 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:25:17.957 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 04:25:17.957 INFO kablam!   |
Aug 02 04:25:17.957 INFO kablam! 1 | #![feature(test)]
Aug 02 04:25:17.958 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 04:25:17.958 INFO kablam! 
Aug 02 04:25:17.958 INFO kablam! error: aborting due to previous error
Aug 02 04:25:17.958 INFO kablam! 
Aug 02 04:25:17.958 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:25:17.981 INFO kablam! error: Could not compile `meval`.
Aug 02 04:25:17.982 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:25:20.412 INFO kablam! error: build failed
Aug 02 04:25:20.414 INFO kablam! su: No module specific data is present
Aug 02 04:25:20.894 INFO running `"docker" "rm" "-f" "8bcd9f235d799ed9d0f986419f5b3b754d487c18b38b6f5de9582281a3dcdf0b"`
Aug 02 04:25:21.031 INFO blam! 8bcd9f235d799ed9d0f986419f5b3b754d487c18b38b6f5de9582281a3dcdf0b