Oct 13 12:54:56.781 INFO checking ktrace-0.1.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 12:54:56.781 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/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 12:54:57.233 INFO blam! 91f4a3d1cfe33e1c91ed00268f927b4c3532439166499e125a7a81307c05e0b9
Oct 13 12:54:57.235 INFO running `"docker" "start" "-a" "91f4a3d1cfe33e1c91ed00268f927b4c3532439166499e125a7a81307c05e0b9"`
Oct 13 12:54:57.698 INFO kablam! usermod: no changes
Oct 13 12:54:57.761 INFO kablam!     Checking ktrace v0.1.0 (/source)
Oct 13 12:54:58.768 INFO kablam! warning: variable does not need to be mutable
Oct 13 12:54:58.768 INFO kablam!   --> src/lib.rs:30:17
Oct 13 12:54:58.768 INFO kablam!    |
Oct 13 12:54:58.768 INFO kablam! 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Oct 13 12:54:58.768 INFO kablam!    |                 ----^
Oct 13 12:54:58.768 INFO kablam!    |                 |
Oct 13 12:54:58.768 INFO kablam!    |                 help: remove this `mut`
Oct 13 12:54:58.768 INFO kablam!    |
Oct 13 12:54:58.768 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 12:54:58.768 INFO kablam! 
Oct 13 12:54:58.892 INFO kablam! warning: variable does not need to be mutable
Oct 13 12:54:58.892 INFO kablam!   --> src/lib.rs:30:17
Oct 13 12:54:58.892 INFO kablam!    |
Oct 13 12:54:58.892 INFO kablam! 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Oct 13 12:54:58.892 INFO kablam!    |                 ----^
Oct 13 12:54:58.892 INFO kablam!    |                 |
Oct 13 12:54:58.892 INFO kablam!    |                 help: remove this `mut`
Oct 13 12:54:58.892 INFO kablam!    |
Oct 13 12:54:58.892 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 12:54:58.892 INFO kablam! 
Oct 13 12:55:00.805 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
Oct 13 12:55:00.811 INFO kablam! su: No module specific data is present
Oct 13 12:55:01.339 INFO running `"docker" "rm" "-f" "91f4a3d1cfe33e1c91ed00268f927b4c3532439166499e125a7a81307c05e0b9"`
Oct 13 12:55:01.459 INFO blam! 91f4a3d1cfe33e1c91ed00268f927b4c3532439166499e125a7a81307c05e0b9