Sep 21 03:43:45.463 INFO checking rwcell-0.1.2 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 03:43:45.463 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 03:43:45.463 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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" "-e" "USER_ID=1000" "-e" "CMD=cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 03:43:45.674 INFO blam! 3f0d6cb41fd0b5056455b6c2448d4f2d4233d807c9d28b1e99d23c094f930992
Sep 21 03:43:45.676 INFO running `"docker" "start" "-a" "3f0d6cb41fd0b5056455b6c2448d4f2d4233d807c9d28b1e99d23c094f930992"`
Sep 21 03:43:46.726 INFO kablam! usermod: no changes
Sep 21 03:43:46.775 INFO kablam!     Checking rwcell v0.1.2 (/source)
Sep 21 03:43:47.300 INFO kablam! warning: the feature `time2` has been stable since 1.8.0 and no longer requires an attribute to enable
Sep 21 03:43:47.300 INFO kablam!  --> src/lib.rs:2:12
Sep 21 03:43:47.300 INFO kablam!   |
Sep 21 03:43:47.300 INFO kablam! 2 | #![feature(time2)]
Sep 21 03:43:47.300 INFO kablam!   |            ^^^^^
Sep 21 03:43:47.300 INFO kablam!   |
Sep 21 03:43:47.300 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 21 03:43:47.300 INFO kablam! 
Sep 21 03:43:47.347 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
Sep 21 03:43:47.350 INFO kablam! su: No module specific data is present
Sep 21 03:43:48.018 INFO running `"docker" "rm" "-f" "3f0d6cb41fd0b5056455b6c2448d4f2d4233d807c9d28b1e99d23c094f930992"`
Sep 21 03:43:48.139 INFO blam! 3f0d6cb41fd0b5056455b6c2448d4f2d4233d807c9d28b1e99d23c094f930992