Nov 30 15:26:40.989 INFO checking skylane-0.1.2 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 15:26:40.989 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 15:26:41.284 INFO [stdout] a81dbb6f6f4ae5b6dd70d65f96b173306bcf6675ac028951b736a89d9574cd75
Nov 30 15:26:41.286 INFO running `"docker" "start" "-a" "a81dbb6f6f4ae5b6dd70d65f96b173306bcf6675ac028951b736a89d9574cd75"`
Nov 30 15:26:42.608 INFO [stderr] usermod: no changes
Nov 30 15:26:42.665 INFO [stderr]     Checking skylane v0.1.2 (/source)
Nov 30 15:26:43.600 INFO [stderr] warning: variable does not need to be mutable
Nov 30 15:26:43.600 INFO [stderr]    --> src/connection.rs:201:22
Nov 30 15:26:43.600 INFO [stderr]     |
Nov 30 15:26:43.600 INFO [stderr] 201 |                      mut bytes_buf: &mut Cursor<&[u8]>,
Nov 30 15:26:43.600 INFO [stderr]     |                      ----^^^^^^^^^
Nov 30 15:26:43.600 INFO [stderr]     |                      |
Nov 30 15:26:43.600 INFO [stderr]     |                      help: remove this `mut`
Nov 30 15:26:43.600 INFO [stderr]     |
Nov 30 15:26:43.600 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 15:26:43.600 INFO [stderr] 
Nov 30 15:26:43.600 INFO [stderr] warning: variable does not need to be mutable
Nov 30 15:26:43.600 INFO [stderr]    --> src/connection.rs:202:22
Nov 30 15:26:43.600 INFO [stderr]     |
Nov 30 15:26:43.600 INFO [stderr] 202 |                      mut fds_buf: &mut Cursor<&[u8]>)
Nov 30 15:26:43.600 INFO [stderr]     |                      ----^^^^^^^
Nov 30 15:26:43.600 INFO [stderr]     |                      |
Nov 30 15:26:43.600 INFO [stderr]     |                      help: remove this `mut`
Nov 30 15:26:43.600 INFO [stderr] 
Nov 30 15:26:43.824 INFO [stderr] warning: variable does not need to be mutable
Nov 30 15:26:43.824 INFO [stderr]    --> src/connection.rs:201:22
Nov 30 15:26:43.824 INFO [stderr]     |
Nov 30 15:26:43.824 INFO [stderr] 201 |                      mut bytes_buf: &mut Cursor<&[u8]>,
Nov 30 15:26:43.824 INFO [stderr]     |                      ----^^^^^^^^^
Nov 30 15:26:43.824 INFO [stderr]     |                      |
Nov 30 15:26:43.824 INFO [stderr]     |                      help: remove this `mut`
Nov 30 15:26:43.824 INFO [stderr]     |
Nov 30 15:26:43.824 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 15:26:43.824 INFO [stderr] 
Nov 30 15:26:43.824 INFO [stderr] warning: variable does not need to be mutable
Nov 30 15:26:43.824 INFO [stderr]    --> src/connection.rs:202:22
Nov 30 15:26:43.824 INFO [stderr]     |
Nov 30 15:26:43.824 INFO [stderr] 202 |                      mut fds_buf: &mut Cursor<&[u8]>)
Nov 30 15:26:43.824 INFO [stderr]     |                      ----^^^^^^^
Nov 30 15:26:43.824 INFO [stderr]     |                      |
Nov 30 15:26:43.824 INFO [stderr]     |                      help: remove this `mut`
Nov 30 15:26:43.824 INFO [stderr] 
Nov 30 15:26:43.863 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Nov 30 15:26:43.866 INFO [stderr] su: No module specific data is present
Nov 30 15:26:44.838 INFO running `"docker" "inspect" "a81dbb6f6f4ae5b6dd70d65f96b173306bcf6675ac028951b736a89d9574cd75"`
Nov 30 15:26:44.925 INFO running `"docker" "rm" "-f" "a81dbb6f6f4ae5b6dd70d65f96b173306bcf6675ac028951b736a89d9574cd75"`
Nov 30 15:26:45.013 INFO [stdout] a81dbb6f6f4ae5b6dd70d65f96b173306bcf6675ac028951b736a89d9574cd75