Dec 17 17:47:56.864 INFO checking piot/git-backup against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 17:47:56.864 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/piot/git-backup:/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 17:47:57.401 INFO [stdout] a63aeaf2c11a52a69ef2fb8be31c13004e82280eca622f5b938025079d403c4c
Dec 17 17:47:57.406 INFO running `"docker" "start" "-a" "a63aeaf2c11a52a69ef2fb8be31c13004e82280eca622f5b938025079d403c4c"`
Dec 17 17:47:58.936 INFO [stderr]     Checking pad v0.1.5
Dec 17 17:47:58.961 INFO [stderr]    Compiling syn v0.13.10
Dec 17 17:48:06.652 INFO [stderr]    Compiling structopt-derive v0.2.8
Dec 17 17:48:06.652 INFO [stderr]    Compiling serde_derive v1.0.55
Dec 17 17:48:11.008 INFO [stderr]     Checking structopt v0.2.8
Dec 17 17:48:21.188 INFO [stderr]     Checking git-backup v0.1.1 (/opt/crater/workdir)
Dec 17 17:48:21.537 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:48:21.538 INFO [stderr]   --> src/main.rs:31:1
Dec 17 17:48:21.538 INFO [stderr]    |
Dec 17 17:48:21.538 INFO [stderr] 31 | #[macro_use]
Dec 17 17:48:21.538 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 17:48:21.539 INFO [stderr]    |
Dec 17 17:48:21.539 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 17:48:21.539 INFO [stderr] 
Dec 17 17:48:21.564 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:48:21.564 INFO [stderr]   --> src/main.rs:31:1
Dec 17 17:48:21.564 INFO [stderr]    |
Dec 17 17:48:21.564 INFO [stderr] 31 | #[macro_use]
Dec 17 17:48:21.565 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 17:48:21.565 INFO [stderr]    |
Dec 17 17:48:21.565 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 17:48:21.565 INFO [stderr] 
Dec 17 17:48:21.568 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 17:48:21.568 INFO [stderr]    --> src/main.rs:183:13
Dec 17 17:48:21.568 INFO [stderr]     |
Dec 17 17:48:21.568 INFO [stderr] 183 |             env::home_dir().unwrap().to_str().unwrap()
Dec 17 17:48:21.568 INFO [stderr]     |             ^^^^^^^^^^^^^
Dec 17 17:48:21.568 INFO [stderr]     |
Dec 17 17:48:21.568 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 17 17:48:21.568 INFO [stderr] 
Dec 17 17:48:21.596 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 17:48:21.596 INFO [stderr]    --> src/main.rs:183:13
Dec 17 17:48:21.596 INFO [stderr]     |
Dec 17 17:48:21.596 INFO [stderr] 183 |             env::home_dir().unwrap().to_str().unwrap()
Dec 17 17:48:21.596 INFO [stderr]     |             ^^^^^^^^^^^^^
Dec 17 17:48:21.596 INFO [stderr]     |
Dec 17 17:48:21.596 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 17 17:48:21.596 INFO [stderr] 
Dec 17 17:48:21.800 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.98s
Dec 17 17:48:23.015 INFO running `"docker" "inspect" "a63aeaf2c11a52a69ef2fb8be31c13004e82280eca622f5b938025079d403c4c"`
Dec 17 17:48:23.277 INFO running `"docker" "rm" "-f" "a63aeaf2c11a52a69ef2fb8be31c13004e82280eca622f5b938025079d403c4c"`
Dec 17 17:48:23.648 INFO [stdout] a63aeaf2c11a52a69ef2fb8be31c13004e82280eca622f5b938025079d403c4c