Oct 13 09:54:51.149 INFO checking rmp-0.8.7 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 09:54:51.150 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/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 09:54:51.601 INFO blam! 738349d7691f96b9a90490744fa0d3ebc54799ec1063d7d4918e15eb57e96e7a
Oct 13 09:54:51.603 INFO running `"docker" "start" "-a" "738349d7691f96b9a90490744fa0d3ebc54799ec1063d7d4918e15eb57e96e7a"`
Oct 13 09:54:53.097 INFO kablam! usermod: no changes
Oct 13 09:54:53.236 INFO kablam!     Checking rmp v0.8.7 (/source)
Oct 13 09:54:53.236 INFO kablam!     Checking quickcheck v0.3.2
Oct 13 09:54:53.861 INFO kablam! warning: use of deprecated item 'decode::str::read_str_ref': useless, use `read_str_from_slice` instead
Oct 13 09:54:53.861 INFO kablam!   --> src/decode/mod.rs:21:66
Oct 13 09:54:53.862 INFO kablam!    |
Oct 13 09:54:53.862 INFO kablam! 21 | pub use self::str::{read_str_len, read_str, read_str_from_slice, read_str_ref, DecodeStringError};
Oct 13 09:54:53.862 INFO kablam!    |                                                                  ^^^^^^^^^^^^
Oct 13 09:54:53.863 INFO kablam!    |
Oct 13 09:54:53.863 INFO kablam!    = note: #[warn(deprecated)] on by default
Oct 13 09:54:53.863 INFO kablam! 
Oct 13 09:54:54.248 INFO kablam! warning: variable does not need to be mutable
Oct 13 09:54:54.248 INFO kablam!    --> src/decode/str.rs:110:36
Oct 13 09:54:54.248 INFO kablam!     |
Oct 13 09:54:54.248 INFO kablam! 110 | pub fn read_str<'r, R>(rd: &mut R, mut buf: &'r mut [u8]) -> Result<&'r str, DecodeStringError<'r>>
Oct 13 09:54:54.248 INFO kablam!     |                                    ----^^^
Oct 13 09:54:54.248 INFO kablam!     |                                    |
Oct 13 09:54:54.248 INFO kablam!     |                                    help: remove this `mut`
Oct 13 09:54:54.248 INFO kablam!     |
Oct 13 09:54:54.248 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 09:54:54.248 INFO kablam! 
Oct 13 09:54:57.340 INFO kablam! warning: use of deprecated item 'decode::str::read_str_ref': useless, use `read_str_from_slice` instead
Oct 13 09:54:57.340 INFO kablam!   --> src/decode/mod.rs:21:66
Oct 13 09:54:57.340 INFO kablam!    |
Oct 13 09:54:57.340 INFO kablam! 21 | pub use self::str::{read_str_len, read_str, read_str_from_slice, read_str_ref, DecodeStringError};
Oct 13 09:54:57.340 INFO kablam!    |                                                                  ^^^^^^^^^^^^
Oct 13 09:54:57.340 INFO kablam!    |
Oct 13 09:54:57.340 INFO kablam!    = note: #[warn(deprecated)] on by default
Oct 13 09:54:57.340 INFO kablam! 
Oct 13 09:54:57.636 INFO kablam! warning: variable does not need to be mutable
Oct 13 09:54:57.636 INFO kablam!    --> src/decode/str.rs:110:36
Oct 13 09:54:57.636 INFO kablam!     |
Oct 13 09:54:57.636 INFO kablam! 110 | pub fn read_str<'r, R>(rd: &mut R, mut buf: &'r mut [u8]) -> Result<&'r str, DecodeStringError<'r>>
Oct 13 09:54:57.636 INFO kablam!     |                                    ----^^^
Oct 13 09:54:57.636 INFO kablam!     |                                    |
Oct 13 09:54:57.636 INFO kablam!     |                                    help: remove this `mut`
Oct 13 09:54:57.636 INFO kablam!     |
Oct 13 09:54:57.636 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 09:54:57.636 INFO kablam! 
Oct 13 09:55:00.030 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.90s
Oct 13 09:55:00.035 INFO kablam! su: No module specific data is present
Oct 13 09:55:00.471 INFO running `"docker" "rm" "-f" "738349d7691f96b9a90490744fa0d3ebc54799ec1063d7d4918e15eb57e96e7a"`
Oct 13 09:55:00.611 INFO blam! 738349d7691f96b9a90490744fa0d3ebc54799ec1063d7d4918e15eb57e96e7a