Dec 18 07:32:14.432 INFO checking GHvW/frothy-rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 07:32:14.433 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/GHvW/frothy-rs:/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 18 07:32:24.156 INFO [stdout] db179f000e8b960ab7f3bbca58648d199dca377a87feedecb73364fcbd694b2f
Dec 18 07:32:24.159 INFO running `"docker" "start" "-a" "db179f000e8b960ab7f3bbca58648d199dca377a87feedecb73364fcbd694b2f"`
Dec 18 07:32:29.045 INFO [stderr]     Checking frothy_rs v0.1.0 (/opt/crater/workdir)
Dec 18 07:32:29.204 INFO [stderr] warning: unused import: `Read`
Dec 18 07:32:29.204 INFO [stderr]  --> src/main.rs:3:22
Dec 18 07:32:29.204 INFO [stderr]   |
Dec 18 07:32:29.204 INFO [stderr] 3 | use std::io::{Write, Read};
Dec 18 07:32:29.204 INFO [stderr]   |                      ^^^^
Dec 18 07:32:29.204 INFO [stderr]   |
Dec 18 07:32:29.204 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:32:29.204 INFO [stderr] 
Dec 18 07:32:29.209 INFO [stderr] warning: unused import: `Read`
Dec 18 07:32:29.209 INFO [stderr]  --> src/main.rs:3:22
Dec 18 07:32:29.209 INFO [stderr]   |
Dec 18 07:32:29.209 INFO [stderr] 3 | use std::io::{Write, Read};
Dec 18 07:32:29.209 INFO [stderr]   |                      ^^^^
Dec 18 07:32:29.209 INFO [stderr]   |
Dec 18 07:32:29.209 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 07:32:29.209 INFO [stderr] 
Dec 18 07:32:29.229 INFO [stderr] error[E0277]: `impl Stack<String>` doesn't implement `std::fmt::Debug`
Dec 18 07:32:29.241 INFO [stderr]   --> src/main.rs:72:37
Dec 18 07:32:29.242 INFO [stderr]    |
Dec 18 07:32:29.242 INFO [stderr] 72 |     println!("current stack: {:?}", *stack);
Dec 18 07:32:29.242 INFO [stderr]    |                                     ^^^^^^ `impl Stack<String>` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
Dec 18 07:32:29.242 INFO [stderr]    |
Dec 18 07:32:29.242 INFO [stderr]    = help: the trait `std::fmt::Debug` is not implemented for `impl Stack<String>`
Dec 18 07:32:29.242 INFO [stderr]    = help: consider adding a `where impl Stack<String>: std::fmt::Debug` bound
Dec 18 07:32:29.242 INFO [stderr]    = note: required by `std::fmt::Debug::fmt`
Dec 18 07:32:29.242 INFO [stderr] 
Dec 18 07:32:29.242 INFO [stderr] error: aborting due to previous error
Dec 18 07:32:29.242 INFO [stderr] 
Dec 18 07:32:29.242 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 18 07:32:29.242 INFO [stderr] error: Could not compile `frothy_rs`.
Dec 18 07:32:29.242 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 07:32:29.242 INFO [stderr] error[E0277]: `impl Stack<String>` doesn't implement `std::fmt::Debug`
Dec 18 07:32:29.242 INFO [stderr]   --> src/main.rs:72:37
Dec 18 07:32:29.242 INFO [stderr]    |
Dec 18 07:32:29.242 INFO [stderr] 72 |     println!("current stack: {:?}", *stack);
Dec 18 07:32:29.242 INFO [stderr]    |                                     ^^^^^^ `impl Stack<String>` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
Dec 18 07:32:29.242 INFO [stderr]    |
Dec 18 07:32:29.242 INFO [stderr]    = help: the trait `std::fmt::Debug` is not implemented for `impl Stack<String>`
Dec 18 07:32:29.242 INFO [stderr]    = help: consider adding a `where impl Stack<String>: std::fmt::Debug` bound
Dec 18 07:32:29.242 INFO [stderr]    = note: required by `std::fmt::Debug::fmt`
Dec 18 07:32:29.242 INFO [stderr] 
Dec 18 07:32:29.244 INFO [stderr] error: aborting due to previous error
Dec 18 07:32:29.244 INFO [stderr] 
Dec 18 07:32:29.244 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 18 07:32:29.250 INFO [stderr] error: Could not compile `frothy_rs`.
Dec 18 07:32:29.250 INFO [stderr] 
Dec 18 07:32:29.250 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 07:32:33.024 INFO running `"docker" "inspect" "db179f000e8b960ab7f3bbca58648d199dca377a87feedecb73364fcbd694b2f"`
Dec 18 07:32:33.071 INFO running `"docker" "rm" "-f" "db179f000e8b960ab7f3bbca58648d199dca377a87feedecb73364fcbd694b2f"`
Dec 18 07:32:33.905 INFO [stdout] db179f000e8b960ab7f3bbca58648d199dca377a87feedecb73364fcbd694b2f