Nov 01 09:57:10.601 INFO checking Takamichi-tsutsumi/pong against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 09:57:10.601 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-1/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 09:57:10.944 INFO blam! 5dc7c92ad8718418efafb35b0b0647dbc8533d9d0331766bc6afe216ad2bf223
Nov 01 09:57:10.949 INFO running `"docker" "start" "-a" "5dc7c92ad8718418efafb35b0b0647dbc8533d9d0331766bc6afe216ad2bf223"`
Nov 01 09:57:12.066 INFO kablam! usermod: no changes
Nov 01 09:57:12.184 INFO kablam!     Checking unicode-bidi v0.3.2
Nov 01 09:57:12.184 INFO kablam!     Checking mime v0.2.4
Nov 01 09:57:12.184 INFO kablam!     Checking num_cpus v1.4.0
Nov 01 09:57:12.184 INFO kablam!    Compiling hyper v0.10.10
Nov 01 09:57:13.666 INFO kablam!     Checking idna v0.1.2
Nov 01 09:57:16.183 INFO kablam!     Checking url v1.4.0
Nov 01 09:57:21.772 INFO kablam!     Checking pong v0.1.0 (/source)
Nov 01 09:57:23.057 INFO kablam! warning: unused variable: `rx`
Nov 01 09:57:23.057 INFO kablam!   --> src/main.rs:25:14
Nov 01 09:57:23.057 INFO kablam!    |
Nov 01 09:57:23.058 INFO kablam! 25 |     let (tx, rx) = channel();
Nov 01 09:57:23.058 INFO kablam!    |              ^^ help: consider using `_rx` instead
Nov 01 09:57:23.058 INFO kablam!    |
Nov 01 09:57:23.058 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 09:57:23.059 INFO kablam! 
Nov 01 09:57:23.059 INFO kablam! warning: unused variable: `req`
Nov 01 09:57:23.059 INFO kablam!   --> src/main.rs:13:22
Nov 01 09:57:23.059 INFO kablam!    |
Nov 01 09:57:23.060 INFO kablam! 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 01 09:57:23.060 INFO kablam!    |                      ^^^ help: consider using `_req` instead
Nov 01 09:57:23.060 INFO kablam! 
Nov 01 09:57:23.061 INFO kablam! warning: variable does not need to be mutable
Nov 01 09:57:23.061 INFO kablam!   --> src/main.rs:13:36
Nov 01 09:57:23.061 INFO kablam!    |
Nov 01 09:57:23.061 INFO kablam! 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 01 09:57:23.062 INFO kablam!    |                                    ----^^^
Nov 01 09:57:23.062 INFO kablam!    |                                    |
Nov 01 09:57:23.062 INFO kablam!    |                                    help: remove this `mut`
Nov 01 09:57:23.063 INFO kablam!    |
Nov 01 09:57:23.063 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 09:57:23.063 INFO kablam! 
Nov 01 09:57:23.204 INFO kablam! warning: unused variable: `rx`
Nov 01 09:57:23.204 INFO kablam!   --> src/main.rs:25:14
Nov 01 09:57:23.204 INFO kablam!    |
Nov 01 09:57:23.204 INFO kablam! 25 |     let (tx, rx) = channel();
Nov 01 09:57:23.204 INFO kablam!    |              ^^ help: consider using `_rx` instead
Nov 01 09:57:23.204 INFO kablam!    |
Nov 01 09:57:23.204 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 01 09:57:23.204 INFO kablam! 
Nov 01 09:57:23.204 INFO kablam! warning: unused variable: `req`
Nov 01 09:57:23.204 INFO kablam!   --> src/main.rs:13:22
Nov 01 09:57:23.204 INFO kablam!    |
Nov 01 09:57:23.204 INFO kablam! 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 01 09:57:23.204 INFO kablam!    |                      ^^^ help: consider using `_req` instead
Nov 01 09:57:23.204 INFO kablam! 
Nov 01 09:57:23.211 INFO kablam! warning: variable does not need to be mutable
Nov 01 09:57:23.211 INFO kablam!   --> src/main.rs:13:36
Nov 01 09:57:23.211 INFO kablam!    |
Nov 01 09:57:23.211 INFO kablam! 13 |     fn handle(&self, req: Request, mut res: Response) {
Nov 01 09:57:23.211 INFO kablam!    |                                    ----^^^
Nov 01 09:57:23.211 INFO kablam!    |                                    |
Nov 01 09:57:23.211 INFO kablam!    |                                    help: remove this `mut`
Nov 01 09:57:23.211 INFO kablam!    |
Nov 01 09:57:23.211 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 09:57:23.211 INFO kablam! 
Nov 01 09:57:23.248 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.15s
Nov 01 09:57:23.248 INFO kablam! su: No module specific data is present
Nov 01 09:57:23.797 INFO running `"docker" "rm" "-f" "5dc7c92ad8718418efafb35b0b0647dbc8533d9d0331766bc6afe216ad2bf223"`
Nov 01 09:57:23.940 INFO blam! 5dc7c92ad8718418efafb35b0b0647dbc8533d9d0331766bc6afe216ad2bf223