Dec 17 22:14:21.494 INFO checking jlebon/codeswitch against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:14:21.495 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/jlebon/codeswitch:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:14:21.947 INFO [stdout] 9c57fb25faa1c0ecb161530b4337b25a48a7dfcc4dddf211ddeb29017f7676bc
Dec 17 22:14:21.950 INFO running `"docker" "start" "-a" "9c57fb25faa1c0ecb161530b4337b25a48a7dfcc4dddf211ddeb29017f7676bc"`
Dec 17 22:14:23.734 INFO [stderr]     Checking openat v0.1.13
Dec 17 22:14:24.201 INFO [stderr]     Checking codeswitch v0.1.0 (/opt/crater/workdir)
Dec 17 22:14:24.485 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 17 22:14:24.485 INFO [stderr]   --> src/main.rs:79:33
Dec 17 22:14:24.485 INFO [stderr]    |
Dec 17 22:14:24.485 INFO [stderr] 79 |     let cachefn = cachedir.join((crate_name!()));
Dec 17 22:14:24.485 INFO [stderr]    |                                 ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 22:14:24.485 INFO [stderr]    |
Dec 17 22:14:24.485 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 22:14:24.485 INFO [stderr] 
Dec 17 22:14:24.502 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 17 22:14:24.502 INFO [stderr]   --> src/main.rs:67:26
Dec 17 22:14:24.502 INFO [stderr]    |
Dec 17 22:14:24.502 INFO [stderr] 67 |     let cachedir = match std::env::home_dir() {
Dec 17 22:14:24.502 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^
Dec 17 22:14:24.502 INFO [stderr]    |
Dec 17 22:14:24.502 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 17 22:14:24.502 INFO [stderr] 
Dec 17 22:14:24.502 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 17 22:14:24.502 INFO [stderr]   --> src/main.rs:79:33
Dec 17 22:14:24.502 INFO [stderr]    |
Dec 17 22:14:24.502 INFO [stderr] 79 |     let cachefn = cachedir.join((crate_name!()));
Dec 17 22:14:24.502 INFO [stderr]    |                                 ^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 22:14:24.502 INFO [stderr]    |
Dec 17 22:14:24.502 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 22:14:24.502 INFO [stderr] 
Dec 17 22:14:24.512 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 17 22:14:24.512 INFO [stderr]   --> src/main.rs:67:26
Dec 17 22:14:24.512 INFO [stderr]    |
Dec 17 22:14:24.512 INFO [stderr] 67 |     let cachedir = match std::env::home_dir() {
Dec 17 22:14:24.512 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^
Dec 17 22:14:24.512 INFO [stderr]    |
Dec 17 22:14:24.512 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 17 22:14:24.512 INFO [stderr] 
Dec 17 22:14:24.756 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
Dec 17 22:14:25.375 INFO running `"docker" "inspect" "9c57fb25faa1c0ecb161530b4337b25a48a7dfcc4dddf211ddeb29017f7676bc"`
Dec 17 22:14:25.585 INFO running `"docker" "rm" "-f" "9c57fb25faa1c0ecb161530b4337b25a48a7dfcc4dddf211ddeb29017f7676bc"`
Dec 17 22:14:25.819 INFO [stdout] 9c57fb25faa1c0ecb161530b4337b25a48a7dfcc4dddf211ddeb29017f7676bc