Nov 30 12:30:48.528 INFO checking zcfg_flag_parser-0.2.0 against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 12:30:48.528 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 12:30:48.882 INFO [stdout] 9727ca15b53eb489d10ebb4692a13488b3dff9869f38e1dda68971b45832824c
Nov 30 12:30:48.884 INFO running `"docker" "start" "-a" "9727ca15b53eb489d10ebb4692a13488b3dff9869f38e1dda68971b45832824c"`
Nov 30 12:30:50.066 INFO [stderr] usermod: no changes
Nov 30 12:30:50.137 INFO [stderr]     Checking itertools v0.6.5
Nov 30 12:30:50.137 INFO [stderr]     Checking zcfg v0.2.0
Nov 30 12:30:52.156 INFO [stderr]     Checking zcfg_flag_parser v0.2.0 (/source)
Nov 30 12:30:52.876 INFO [stderr] warning: variable does not need to be mutable
Nov 30 12:30:52.876 INFO [stderr]   --> src/lib.rs:58:16
Nov 30 12:30:52.876 INFO [stderr]    |
Nov 30 12:30:52.876 INFO [stderr] 58 |     .batching(|mut it| {
Nov 30 12:30:52.876 INFO [stderr]    |                ----^^
Nov 30 12:30:52.876 INFO [stderr]    |                |
Nov 30 12:30:52.876 INFO [stderr]    |                help: remove this `mut`
Nov 30 12:30:52.876 INFO [stderr]    |
Nov 30 12:30:52.876 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 12:30:52.877 INFO [stderr] 
Nov 30 12:30:53.012 INFO [stderr] warning: variable does not need to be mutable
Nov 30 12:30:53.012 INFO [stderr]   --> src/lib.rs:58:16
Nov 30 12:30:53.012 INFO [stderr]    |
Nov 30 12:30:53.012 INFO [stderr] 58 |     .batching(|mut it| {
Nov 30 12:30:53.012 INFO [stderr]    |                ----^^
Nov 30 12:30:53.012 INFO [stderr]    |                |
Nov 30 12:30:53.012 INFO [stderr]    |                help: remove this `mut`
Nov 30 12:30:53.012 INFO [stderr]    |
Nov 30 12:30:53.012 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 30 12:30:53.012 INFO [stderr] 
Nov 30 12:30:53.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
Nov 30 12:30:53.047 INFO [stderr] su: No module specific data is present
Nov 30 12:30:53.688 INFO running `"docker" "inspect" "9727ca15b53eb489d10ebb4692a13488b3dff9869f38e1dda68971b45832824c"`
Nov 30 12:30:53.862 INFO running `"docker" "rm" "-f" "9727ca15b53eb489d10ebb4692a13488b3dff9869f38e1dda68971b45832824c"`
Nov 30 12:30:53.960 INFO [stdout] 9727ca15b53eb489d10ebb4692a13488b3dff9869f38e1dda68971b45832824c