Nov 30 10:57:44.657 INFO checking GHvW/frothy-rs against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 10:57:44.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 10:57:45.152 INFO [stdout] b504c5801bc5f3a6f04a76a1a47cbdf0e64d9aa5d5b8a42bc942da6d23e0937b
Nov 30 10:57:45.160 INFO running `"docker" "start" "-a" "b504c5801bc5f3a6f04a76a1a47cbdf0e64d9aa5d5b8a42bc942da6d23e0937b"`
Nov 30 10:57:46.428 INFO [stderr] usermod: no changes
Nov 30 10:57:46.488 INFO [stderr]     Checking frothy_rs v0.1.0 (/source)
Nov 30 10:57:47.064 INFO [stderr] warning: unused import: `Read`
Nov 30 10:57:47.064 INFO [stderr]  --> src/main.rs:3:22
Nov 30 10:57:47.064 INFO [stderr]   |
Nov 30 10:57:47.064 INFO [stderr] 3 | use std::io::{Write, Read};
Nov 30 10:57:47.064 INFO [stderr]   |                      ^^^^
Nov 30 10:57:47.064 INFO [stderr]   |
Nov 30 10:57:47.064 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 10:57:47.064 INFO [stderr] 
Nov 30 10:57:47.128 INFO [stderr] error[E0277]: `impl Stack<String>` doesn't implement `std::fmt::Debug`
Nov 30 10:57:47.128 INFO [stderr]   --> src/main.rs:72:37
Nov 30 10:57:47.128 INFO [stderr]    |
Nov 30 10:57:47.128 INFO [stderr] 72 |     println!("current stack: {:?}", *stack);
Nov 30 10:57:47.128 INFO [stderr]    |                                     ^^^^^^ `impl Stack<String>` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
Nov 30 10:57:47.128 INFO [stderr]    |
Nov 30 10:57:47.128 INFO [stderr]    = help: the trait `std::fmt::Debug` is not implemented for `impl Stack<String>`
Nov 30 10:57:47.128 INFO [stderr]    = help: consider adding a `where impl Stack<String>: std::fmt::Debug` bound
Nov 30 10:57:47.128 INFO [stderr]    = note: required by `std::fmt::Debug::fmt`
Nov 30 10:57:47.128 INFO [stderr] 
Nov 30 10:57:47.140 INFO [stderr] error: aborting due to previous error
Nov 30 10:57:47.140 INFO [stderr] 
Nov 30 10:57:47.140 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Nov 30 10:57:47.152 INFO [stderr] error: Could not compile `frothy_rs`.
Nov 30 10:57:47.152 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 30 10:57:47.280 INFO [stderr] warning: unused import: `Read`
Nov 30 10:57:47.280 INFO [stderr]  --> src/main.rs:3:22
Nov 30 10:57:47.280 INFO [stderr]   |
Nov 30 10:57:47.280 INFO [stderr] 3 | use std::io::{Write, Read};
Nov 30 10:57:47.280 INFO [stderr]   |                      ^^^^
Nov 30 10:57:47.280 INFO [stderr]   |
Nov 30 10:57:47.280 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 10:57:47.280 INFO [stderr] 
Nov 30 10:57:47.321 INFO [stderr] error[E0277]: `impl Stack<String>` doesn't implement `std::fmt::Debug`
Nov 30 10:57:47.321 INFO [stderr]   --> src/main.rs:72:37
Nov 30 10:57:47.321 INFO [stderr]    |
Nov 30 10:57:47.322 INFO [stderr] 72 |     println!("current stack: {:?}", *stack);
Nov 30 10:57:47.322 INFO [stderr]    |                                     ^^^^^^ `impl Stack<String>` cannot be formatted using `{:?}` because it doesn't implement `std::fmt::Debug`
Nov 30 10:57:47.322 INFO [stderr]    |
Nov 30 10:57:47.322 INFO [stderr]    = help: the trait `std::fmt::Debug` is not implemented for `impl Stack<String>`
Nov 30 10:57:47.322 INFO [stderr]    = help: consider adding a `where impl Stack<String>: std::fmt::Debug` bound
Nov 30 10:57:47.322 INFO [stderr]    = note: required by `std::fmt::Debug::fmt`
Nov 30 10:57:47.322 INFO [stderr] 
Nov 30 10:57:47.328 INFO [stderr] error: aborting due to previous error
Nov 30 10:57:47.328 INFO [stderr] 
Nov 30 10:57:47.328 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Nov 30 10:57:47.332 INFO [stderr] error: Could not compile `frothy_rs`.
Nov 30 10:57:47.332 INFO [stderr] 
Nov 30 10:57:47.332 INFO [stderr] To learn more, run the command again with --verbose.
Nov 30 10:57:47.332 INFO [stderr] su: No module specific data is present
Nov 30 10:57:48.195 INFO running `"docker" "inspect" "b504c5801bc5f3a6f04a76a1a47cbdf0e64d9aa5d5b8a42bc942da6d23e0937b"`
Nov 30 10:57:48.464 INFO running `"docker" "rm" "-f" "b504c5801bc5f3a6f04a76a1a47cbdf0e64d9aa5d5b8a42bc942da6d23e0937b"`
Nov 30 10:57:48.864 INFO [stdout] b504c5801bc5f3a6f04a76a1a47cbdf0e64d9aa5d5b8a42bc942da6d23e0937b