Dec 19 11:02:31.467 INFO checking philippkeller/rustup-toolchain-proxy against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 11:02:31.468 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/philippkeller/rustup-toolchain-proxy:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:02:31.672 INFO [stdout] c7f824e94f100b5ae8ea3db90962d886544351feaf2f6191ad28e7079265a0b2
Dec 19 11:02:31.676 INFO running `"docker" "start" "-a" "c7f824e94f100b5ae8ea3db90962d886544351feaf2f6191ad28e7079265a0b2"`
Dec 19 11:02:32.576 INFO [stderr]     Checking rustup-toolchain-proxy v0.1.0 (/opt/crater/workdir)
Dec 19 11:02:32.822 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 19 11:02:32.822 INFO [stderr]   --> src/lib.rs:16:24
Dec 19 11:02:32.822 INFO [stderr]    |
Dec 19 11:02:32.822 INFO [stderr] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
Dec 19 11:02:32.822 INFO [stderr]    |                        ^^^^^^^^^^^^^
Dec 19 11:02:32.822 INFO [stderr]    |
Dec 19 11:02:32.822 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 11:02:32.822 INFO [stderr] 
Dec 19 11:02:32.848 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 19 11:02:32.848 INFO [stderr]   --> src/lib.rs:16:24
Dec 19 11:02:32.848 INFO [stderr]    |
Dec 19 11:02:32.848 INFO [stderr] 16 |         let home_dir = env::home_dir().expect("could not retrieve HOME var").to_str().expect("hm. utf8 error..?").to_string();
Dec 19 11:02:32.848 INFO [stderr]    |                        ^^^^^^^^^^^^^
Dec 19 11:02:32.848 INFO [stderr]    |
Dec 19 11:02:32.848 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 19 11:02:32.848 INFO [stderr] 
Dec 19 11:02:33.674 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
Dec 19 11:02:34.516 INFO running `"docker" "inspect" "c7f824e94f100b5ae8ea3db90962d886544351feaf2f6191ad28e7079265a0b2"`
Dec 19 11:02:34.872 INFO running `"docker" "rm" "-f" "c7f824e94f100b5ae8ea3db90962d886544351feaf2f6191ad28e7079265a0b2"`
Dec 19 11:02:35.244 INFO [stdout] c7f824e94f100b5ae8ea3db90962d886544351feaf2f6191ad28e7079265a0b2