Oct 13 08:47:00.799 INFO checking serde-avro-0.5.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 08:47:00.799 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/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 08:47:01.169 INFO blam! fa27a006c9d711a587b4e9f271baaa8baf9f14af81a44575395be07cc59e731c
Oct 13 08:47:01.170 INFO running `"docker" "start" "-a" "fa27a006c9d711a587b4e9f271baaa8baf9f14af81a44575395be07cc59e731c"`
Oct 13 08:47:01.642 INFO kablam! usermod: no changes
Oct 13 08:47:01.741 INFO kablam!    Compiling serde-avro v0.5.0 (/source)
Oct 13 08:47:01.742 INFO kablam!     Checking ordered-float v0.4.0
Oct 13 08:47:01.742 INFO kablam!     Checking error-chain v0.9.0
Oct 13 08:47:02.805 INFO kablam!     Checking serde-value v0.4.1
Oct 13 08:47:06.467 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:47:06.467 INFO kablam!    --> src/de/read.rs:102:13
Oct 13 08:47:06.467 INFO kablam!     |
Oct 13 08:47:06.467 INFO kablam! 102 |         let mut buffer = self.current_block.get_mut();
Oct 13 08:47:06.467 INFO kablam!     |             ----^^^^^^
Oct 13 08:47:06.467 INFO kablam!     |             |
Oct 13 08:47:06.467 INFO kablam!     |             help: remove this `mut`
Oct 13 08:47:06.467 INFO kablam!     |
Oct 13 08:47:06.467 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 08:47:06.467 INFO kablam! 
Oct 13 08:47:07.528 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:47:07.528 INFO kablam!    --> src/de/read.rs:102:13
Oct 13 08:47:07.528 INFO kablam!     |
Oct 13 08:47:07.528 INFO kablam! 102 |         let mut buffer = self.current_block.get_mut();
Oct 13 08:47:07.528 INFO kablam!     |             ----^^^^^^
Oct 13 08:47:07.528 INFO kablam!     |             |
Oct 13 08:47:07.528 INFO kablam!     |             help: remove this `mut`
Oct 13 08:47:07.528 INFO kablam!     |
Oct 13 08:47:07.528 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 08:47:07.528 INFO kablam! 
Oct 13 08:47:09.684 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 8.02s
Oct 13 08:47:09.691 INFO kablam! su: No module specific data is present
Oct 13 08:47:10.075 INFO running `"docker" "rm" "-f" "fa27a006c9d711a587b4e9f271baaa8baf9f14af81a44575395be07cc59e731c"`
Oct 13 08:47:10.207 INFO blam! fa27a006c9d711a587b4e9f271baaa8baf9f14af81a44575395be07cc59e731c