Oct 13 16:56:47.576 INFO checking checked_cast-0.0.3 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 16:56:47.576 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 16:56:48.035 INFO blam! 8cf7150f60b550e8a8056722b29eb5adacb21ba6b0a61b3c2cf39bd8f4f8c0b9
Oct 13 16:56:48.036 INFO running `"docker" "start" "-a" "8cf7150f60b550e8a8056722b29eb5adacb21ba6b0a61b3c2cf39bd8f4f8c0b9"`
Oct 13 16:56:49.140 INFO kablam! usermod: no changes
Oct 13 16:56:49.193 INFO kablam!     Checking checked_cast v0.0.3 (/source)
Oct 13 16:56:49.300 INFO kablam! warning: unknown lint: `unstable`
Oct 13 16:56:49.300 INFO kablam!  --> src/lib.rs:3:10
Oct 13 16:56:49.300 INFO kablam!   |
Oct 13 16:56:49.300 INFO kablam! 3 | #![allow(unstable)]
Oct 13 16:56:49.300 INFO kablam!   |          ^^^^^^^^
Oct 13 16:56:49.300 INFO kablam!   |
Oct 13 16:56:49.300 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 13 16:56:49.300 INFO kablam! 
Oct 13 16:56:49.349 INFO kablam! warning: unknown lint: `unstable`
Oct 13 16:56:49.349 INFO kablam!  --> src/lib.rs:3:10
Oct 13 16:56:49.349 INFO kablam!   |
Oct 13 16:56:49.350 INFO kablam! 3 | #![allow(unstable)]
Oct 13 16:56:49.350 INFO kablam!   |          ^^^^^^^^
Oct 13 16:56:49.350 INFO kablam!   |
Oct 13 16:56:49.350 INFO kablam!   = note: #[warn(unknown_lints)] on by default
Oct 13 16:56:49.351 INFO kablam! 
Oct 13 16:56:50.648 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
Oct 13 16:56:50.649 INFO kablam! su: No module specific data is present
Oct 13 16:56:51.547 INFO running `"docker" "rm" "-f" "8cf7150f60b550e8a8056722b29eb5adacb21ba6b0a61b3c2cf39bd8f4f8c0b9"`
Oct 13 16:56:51.748 INFO blam! 8cf7150f60b550e8a8056722b29eb5adacb21ba6b0a61b3c2cf39bd8f4f8c0b9