Nov 28 22:56:59.524 INFO checking ktrace-0.1.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 22:56:59.524 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 22:56:59.944 INFO [stdout] 5120772ab90933474f6e681d0eac2eb3a41d51ec61bf0bee13aaa999c64992af
Nov 28 22:56:59.946 INFO running `"docker" "start" "-a" "5120772ab90933474f6e681d0eac2eb3a41d51ec61bf0bee13aaa999c64992af"`
Nov 28 22:57:01.009 INFO [stderr] usermod: no changes
Nov 28 22:57:01.078 INFO [stderr]     Checking ktrace v0.1.0 (/source)
Nov 28 22:57:01.865 INFO [stderr] warning: variable does not need to be mutable
Nov 28 22:57:01.867 INFO [stderr]   --> src/lib.rs:30:17
Nov 28 22:57:01.867 INFO [stderr]    |
Nov 28 22:57:01.868 INFO [stderr] 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Nov 28 22:57:01.868 INFO [stderr]    |                 ----^
Nov 28 22:57:01.869 INFO [stderr]    |                 |
Nov 28 22:57:01.869 INFO [stderr]    |                 help: remove this `mut`
Nov 28 22:57:01.870 INFO [stderr]    |
Nov 28 22:57:01.870 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 22:57:01.871 INFO [stderr] 
Nov 28 22:57:01.984 INFO [stderr] warning: variable does not need to be mutable
Nov 28 22:57:01.985 INFO [stderr]   --> src/lib.rs:30:17
Nov 28 22:57:01.985 INFO [stderr]    |
Nov 28 22:57:01.985 INFO [stderr] 30 | pub fn parse<E>(mut r: &mut io::Read) -> Result<Vec<(Header,Result<Record>)>>
Nov 28 22:57:01.985 INFO [stderr]    |                 ----^
Nov 28 22:57:01.985 INFO [stderr]    |                 |
Nov 28 22:57:01.985 INFO [stderr]    |                 help: remove this `mut`
Nov 28 22:57:01.985 INFO [stderr]    |
Nov 28 22:57:01.986 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 22:57:01.986 INFO [stderr] 
Nov 28 22:57:03.507 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Nov 28 22:57:03.521 INFO [stderr] su: No module specific data is present
Nov 28 22:57:04.257 INFO running `"docker" "inspect" "5120772ab90933474f6e681d0eac2eb3a41d51ec61bf0bee13aaa999c64992af"`
Nov 28 22:57:04.482 INFO running `"docker" "rm" "-f" "5120772ab90933474f6e681d0eac2eb3a41d51ec61bf0bee13aaa999c64992af"`
Nov 28 22:57:04.788 INFO [stdout] 5120772ab90933474f6e681d0eac2eb3a41d51ec61bf0bee13aaa999c64992af