Nov 01 16:00:05.018 INFO checking snoot-0.1.2 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 16:00:05.018 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-7/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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"`
Nov 01 16:00:05.431 INFO blam! 292af535790ae236a40194333ae8b9754e8343ed5c12d2ea4027b551c07e0354
Nov 01 16:00:05.439 INFO running `"docker" "start" "-a" "292af535790ae236a40194333ae8b9754e8343ed5c12d2ea4027b551c07e0354"`
Nov 01 16:00:06.690 INFO kablam! usermod: no changes
Nov 01 16:00:06.840 INFO kablam!     Checking utf-8 v0.6.0
Nov 01 16:00:06.840 INFO kablam!     Checking itertools v0.5.10
Nov 01 16:00:08.174 INFO kablam!     Checking tendril v0.2.4
Nov 01 16:00:10.544 INFO kablam!     Checking snoot v0.1.2 (/source)
Nov 01 16:00:14.644 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:00:14.644 INFO kablam!    --> src/serde_serialization/mod.rs:300:29
Nov 01 16:00:14.644 INFO kablam!     |
Nov 01 16:00:14.644 INFO kablam! 300 |     fn deserialize_tuple<V>(mut self, len: usize, visitor: V) -> Result<V::Value, Self::Error>
Nov 01 16:00:14.644 INFO kablam!     |                             ----^^^^
Nov 01 16:00:14.644 INFO kablam!     |                             |
Nov 01 16:00:14.644 INFO kablam!     |                             help: remove this `mut`
Nov 01 16:00:14.644 INFO kablam!     |
Nov 01 16:00:14.644 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 16:00:14.644 INFO kablam! 
Nov 01 16:00:14.652 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:00:14.652 INFO kablam!    --> src/serde_serialization/mod.rs:310:36
Nov 01 16:00:14.652 INFO kablam!     |
Nov 01 16:00:14.652 INFO kablam! 310 |     fn deserialize_tuple_struct<V>(mut self,
Nov 01 16:00:14.652 INFO kablam!     |                                    ----^^^^
Nov 01 16:00:14.652 INFO kablam!     |                                    |
Nov 01 16:00:14.652 INFO kablam!     |                                    help: remove this `mut`
Nov 01 16:00:14.652 INFO kablam! 
Nov 01 16:00:14.676 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:00:14.676 INFO kablam!    --> src/serde_serialization/mod.rs:357:30
Nov 01 16:00:14.676 INFO kablam!     |
Nov 01 16:00:14.676 INFO kablam! 357 |     fn deserialize_struct<V>(mut self,
Nov 01 16:00:14.676 INFO kablam!     |                              ----^^^^
Nov 01 16:00:14.676 INFO kablam!     |                              |
Nov 01 16:00:14.676 INFO kablam!     |                              help: remove this `mut`
Nov 01 16:00:14.676 INFO kablam! 
Nov 01 16:00:16.384 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:00:16.384 INFO kablam!    --> src/serde_serialization/mod.rs:300:29
Nov 01 16:00:16.384 INFO kablam!     |
Nov 01 16:00:16.384 INFO kablam! 300 |     fn deserialize_tuple<V>(mut self, len: usize, visitor: V) -> Result<V::Value, Self::Error>
Nov 01 16:00:16.384 INFO kablam!     |                             ----^^^^
Nov 01 16:00:16.384 INFO kablam!     |                             |
Nov 01 16:00:16.384 INFO kablam!     |                             help: remove this `mut`
Nov 01 16:00:16.384 INFO kablam!     |
Nov 01 16:00:16.384 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 16:00:16.384 INFO kablam! 
Nov 01 16:00:16.396 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:00:16.396 INFO kablam!    --> src/serde_serialization/mod.rs:310:36
Nov 01 16:00:16.396 INFO kablam!     |
Nov 01 16:00:16.396 INFO kablam! 310 |     fn deserialize_tuple_struct<V>(mut self,
Nov 01 16:00:16.396 INFO kablam!     |                                    ----^^^^
Nov 01 16:00:16.396 INFO kablam!     |                                    |
Nov 01 16:00:16.396 INFO kablam!     |                                    help: remove this `mut`
Nov 01 16:00:16.396 INFO kablam! 
Nov 01 16:00:16.412 INFO kablam! warning: variable does not need to be mutable
Nov 01 16:00:16.412 INFO kablam!    --> src/serde_serialization/mod.rs:357:30
Nov 01 16:00:16.412 INFO kablam!     |
Nov 01 16:00:16.412 INFO kablam! 357 |     fn deserialize_struct<V>(mut self,
Nov 01 16:00:16.412 INFO kablam!     |                              ----^^^^
Nov 01 16:00:16.412 INFO kablam!     |                              |
Nov 01 16:00:16.412 INFO kablam!     |                              help: remove this `mut`
Nov 01 16:00:16.412 INFO kablam! 
Nov 01 16:00:18.602 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.86s
Nov 01 16:00:18.608 INFO kablam! su: No module specific data is present
Nov 01 16:00:19.268 INFO running `"docker" "rm" "-f" "292af535790ae236a40194333ae8b9754e8343ed5c12d2ea4027b551c07e0354"`
Nov 01 16:00:19.624 INFO blam! 292af535790ae236a40194333ae8b9754e8343ed5c12d2ea4027b551c07e0354