Nov 28 12:27:55.805 INFO checking LothTikar/rusty_playlist_maker against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 12:27:55.806 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 12:27:56.325 INFO [stdout] fec1245b660337017448013c5e79632b73fe4a7a7887be703ba32f131bfee8c7
Nov 28 12:27:56.328 INFO running `"docker" "start" "-a" "fec1245b660337017448013c5e79632b73fe4a7a7887be703ba32f131bfee8c7"`
Nov 28 12:27:57.700 INFO [stderr] usermod: no changes
Nov 28 12:27:57.781 INFO [stderr]     Checking memchr v2.0.2
Nov 28 12:27:58.098 INFO [stderr]     Checking csv-core v0.1.4
Nov 28 12:27:58.658 INFO [stderr]     Checking csv v1.0.1
Nov 28 12:28:00.400 INFO [stderr]     Checking rusty_playlist_maker v0.1.0 (/source)
Nov 28 12:28:01.340 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:28:01.341 INFO [stderr]   --> src/main.rs:65:9
Nov 28 12:28:01.341 INFO [stderr]    |
Nov 28 12:28:01.341 INFO [stderr] 65 |         file.write_all((i + "\n").as_bytes());
Nov 28 12:28:01.341 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:28:01.341 INFO [stderr]    |
Nov 28 12:28:01.341 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:28:01.341 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:28:01.341 INFO [stderr] 
Nov 28 12:28:01.341 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:28:01.341 INFO [stderr]   --> src/main.rs:72:13
Nov 28 12:28:01.341 INFO [stderr]    |
Nov 28 12:28:01.341 INFO [stderr] 72 |             file.write_all(format!("{}\n", i).as_bytes());
Nov 28 12:28:01.341 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:28:01.344 INFO [stderr]    |
Nov 28 12:28:01.344 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:28:01.344 INFO [stderr] 
Nov 28 12:28:01.636 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:28:01.637 INFO [stderr]   --> src/main.rs:65:9
Nov 28 12:28:01.637 INFO [stderr]    |
Nov 28 12:28:01.637 INFO [stderr] 65 |         file.write_all((i + "\n").as_bytes());
Nov 28 12:28:01.638 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:28:01.638 INFO [stderr]    |
Nov 28 12:28:01.638 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 12:28:01.639 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:28:01.639 INFO [stderr] 
Nov 28 12:28:01.639 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 12:28:01.639 INFO [stderr]   --> src/main.rs:72:13
Nov 28 12:28:01.640 INFO [stderr]    |
Nov 28 12:28:01.640 INFO [stderr] 72 |             file.write_all(format!("{}\n", i).as_bytes());
Nov 28 12:28:01.640 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 12:28:01.641 INFO [stderr]    |
Nov 28 12:28:01.641 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 12:28:01.641 INFO [stderr] 
Nov 28 12:28:01.685 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.95s
Nov 28 12:28:01.685 INFO [stderr] su: No module specific data is present
Nov 28 12:28:02.891 INFO running `"docker" "inspect" "fec1245b660337017448013c5e79632b73fe4a7a7887be703ba32f131bfee8c7"`
Nov 28 12:28:03.237 INFO running `"docker" "rm" "-f" "fec1245b660337017448013c5e79632b73fe4a7a7887be703ba32f131bfee8c7"`
Nov 28 12:28:03.595 INFO [stdout] fec1245b660337017448013c5e79632b73fe4a7a7887be703ba32f131bfee8c7