Oct 12 12:38:34.410 INFO checking takayahilton/Validation against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 12:38:34.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 12:38:34.809 INFO blam! 1905086d7330918e672313c5fcaa4f10a9e8e76d0c021e524ae1a631b18b15d5
Oct 12 12:38:34.810 INFO running `"docker" "start" "-a" "1905086d7330918e672313c5fcaa4f10a9e8e76d0c021e524ae1a631b18b15d5"`
Oct 12 12:38:35.984 INFO kablam! usermod: no changes
Oct 12 12:38:36.104 INFO kablam!     Checking validation v0.1.0 (/source)
Oct 12 12:38:36.526 INFO kablam! warning: method is never used: `map`
Oct 12 12:38:36.526 INFO kablam!  --> src/main.rs:9:5
Oct 12 12:38:36.526 INFO kablam!   |
Oct 12 12:38:36.526 INFO kablam! 9 |     fn map<B, F: FnOnce(A) -> B>(self, func: F) -> Validation<B, E> {
Oct 12 12:38:36.526 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:38:36.526 INFO kablam!   |
Oct 12 12:38:36.526 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 12:38:36.526 INFO kablam! 
Oct 12 12:38:36.526 INFO kablam! warning: method is never used: `flat_map`
Oct 12 12:38:36.526 INFO kablam!   --> src/main.rs:25:5
Oct 12 12:38:36.526 INFO kablam!    |
Oct 12 12:38:36.526 INFO kablam! 25 |     fn flat_map<B, F: FnOnce(A) -> Validation<B, E>>(self, func: F) -> Validation<B, E> {
Oct 12 12:38:36.526 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:38:36.526 INFO kablam! 
Oct 12 12:38:36.536 INFO kablam! warning: method is never used: `map`
Oct 12 12:38:36.536 INFO kablam!  --> src/main.rs:9:5
Oct 12 12:38:36.536 INFO kablam!   |
Oct 12 12:38:36.536 INFO kablam! 9 |     fn map<B, F: FnOnce(A) -> B>(self, func: F) -> Validation<B, E> {
Oct 12 12:38:36.536 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:38:36.536 INFO kablam!   |
Oct 12 12:38:36.536 INFO kablam!   = note: #[warn(dead_code)] on by default
Oct 12 12:38:36.536 INFO kablam! 
Oct 12 12:38:36.536 INFO kablam! warning: method is never used: `flat_map`
Oct 12 12:38:36.536 INFO kablam!   --> src/main.rs:25:5
Oct 12 12:38:36.536 INFO kablam!    |
Oct 12 12:38:36.536 INFO kablam! 25 |     fn flat_map<B, F: FnOnce(A) -> Validation<B, E>>(self, func: F) -> Validation<B, E> {
Oct 12 12:38:36.536 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 12:38:36.536 INFO kablam! 
Oct 12 12:38:36.584 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Oct 12 12:38:36.584 INFO kablam! su: No module specific data is present
Oct 12 12:38:37.349 INFO running `"docker" "rm" "-f" "1905086d7330918e672313c5fcaa4f10a9e8e76d0c021e524ae1a631b18b15d5"`
Oct 12 12:38:37.664 INFO blam! 1905086d7330918e672313c5fcaa4f10a9e8e76d0c021e524ae1a631b18b15d5