Nov 28 11:28:36.177 INFO checking Qwertee/Kopier against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 11:28:36.177 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 11:28:36.753 INFO [stdout] daa3e76df2a79938867ac3bfbde3afac0390839956c814d95558dd8ff3d141be
Nov 28 11:28:36.755 INFO running `"docker" "start" "-a" "daa3e76df2a79938867ac3bfbde3afac0390839956c814d95558dd8ff3d141be"`
Nov 28 11:28:38.619 INFO [stderr] usermod: no changes
Nov 28 11:28:38.672 INFO [stderr]     Checking kopier v0.1.0 (/source)
Nov 28 11:28:39.296 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:28:39.297 INFO [stderr]   --> src/main.rs:22:9
Nov 28 11:28:39.297 INFO [stderr]    |
Nov 28 11:28:39.297 INFO [stderr] 22 |     let mut dest_file = try!(File::create(dest_string));
Nov 28 11:28:39.297 INFO [stderr]    |         ----^^^^^^^^^
Nov 28 11:28:39.297 INFO [stderr]    |         |
Nov 28 11:28:39.297 INFO [stderr]    |         help: remove this `mut`
Nov 28 11:28:39.297 INFO [stderr]    |
Nov 28 11:28:39.297 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:28:39.297 INFO [stderr] 
Nov 28 11:28:39.302 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:28:39.302 INFO [stderr]   --> src/main.rs:32:5
Nov 28 11:28:39.302 INFO [stderr]    |
Nov 28 11:28:39.302 INFO [stderr] 32 |     f.write_all(data.as_bytes());
Nov 28 11:28:39.302 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:28:39.302 INFO [stderr]    |
Nov 28 11:28:39.302 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:28:39.303 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:28:39.303 INFO [stderr] 
Nov 28 11:28:39.501 INFO [stderr] warning: variable does not need to be mutable
Nov 28 11:28:39.501 INFO [stderr]   --> src/main.rs:22:9
Nov 28 11:28:39.501 INFO [stderr]    |
Nov 28 11:28:39.501 INFO [stderr] 22 |     let mut dest_file = try!(File::create(dest_string));
Nov 28 11:28:39.501 INFO [stderr]    |         ----^^^^^^^^^
Nov 28 11:28:39.501 INFO [stderr]    |         |
Nov 28 11:28:39.501 INFO [stderr]    |         help: remove this `mut`
Nov 28 11:28:39.501 INFO [stderr]    |
Nov 28 11:28:39.501 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 11:28:39.501 INFO [stderr] 
Nov 28 11:28:39.521 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:28:39.522 INFO [stderr]   --> src/main.rs:32:5
Nov 28 11:28:39.522 INFO [stderr]    |
Nov 28 11:28:39.522 INFO [stderr] 32 |     f.write_all(data.as_bytes());
Nov 28 11:28:39.522 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:28:39.522 INFO [stderr]    |
Nov 28 11:28:39.522 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:28:39.522 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:28:39.522 INFO [stderr] 
Nov 28 11:28:39.550 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
Nov 28 11:28:39.552 INFO [stderr] su: No module specific data is present
Nov 28 11:28:40.676 INFO running `"docker" "inspect" "daa3e76df2a79938867ac3bfbde3afac0390839956c814d95558dd8ff3d141be"`
Nov 28 11:28:41.026 INFO running `"docker" "rm" "-f" "daa3e76df2a79938867ac3bfbde3afac0390839956c814d95558dd8ff3d141be"`
Nov 28 11:28:41.272 INFO [stdout] daa3e76df2a79938867ac3bfbde3afac0390839956c814d95558dd8ff3d141be