Nov 01 21:06:38.551 INFO checking ioc-0.6.2 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 21:06:38.551 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/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 +d7816399d50d407bbce1efe9dbadf8faaaf568fc-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 01 21:06:38.881 INFO blam! 4b18053573172b001181e35544bbcd5cd40be1fb5107405a6ddc9e47f723c043
Nov 01 21:06:38.889 INFO running `"docker" "start" "-a" "4b18053573172b001181e35544bbcd5cd40be1fb5107405a6ddc9e47f723c043"`
Nov 01 21:06:39.683 INFO kablam! usermod: no changes
Nov 01 21:06:39.773 INFO kablam!     Checking downcast v0.6.0
Nov 01 21:06:40.580 INFO kablam!     Checking ioc v0.6.2 (/source)
Nov 01 21:06:41.303 INFO kablam! warning: unused `#[macro_use]` import
Nov 01 21:06:41.303 INFO kablam!  --> src/lib.rs:1:1
Nov 01 21:06:41.303 INFO kablam!   |
Nov 01 21:06:41.304 INFO kablam! 1 | #[macro_use] 
Nov 01 21:06:41.304 INFO kablam!   | ^^^^^^^^^^^^
Nov 01 21:06:41.304 INFO kablam!   |
Nov 01 21:06:41.304 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 21:06:41.304 INFO kablam! 
Nov 01 21:06:41.312 INFO kablam! warning: unused import: `TryLockError`
Nov 01 21:06:41.312 INFO kablam!  --> src/container.rs:9:17
Nov 01 21:06:41.312 INFO kablam!   |
Nov 01 21:06:41.312 INFO kablam! 9 | use std::sync::{TryLockError, Mutex, RwLock, RwLockReadGuard, RwLockWriteGuard};
Nov 01 21:06:41.312 INFO kablam!   |                 ^^^^^^^^^^^^
Nov 01 21:06:41.312 INFO kablam! 
Nov 01 21:06:41.384 INFO kablam! warning: unused `#[macro_use]` import
Nov 01 21:06:41.384 INFO kablam!  --> src/lib.rs:1:1
Nov 01 21:06:41.384 INFO kablam!   |
Nov 01 21:06:41.384 INFO kablam! 1 | #[macro_use] 
Nov 01 21:06:41.384 INFO kablam!   | ^^^^^^^^^^^^
Nov 01 21:06:41.384 INFO kablam!   |
Nov 01 21:06:41.384 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 01 21:06:41.384 INFO kablam! 
Nov 01 21:06:41.392 INFO kablam! warning: unused import: `TryLockError`
Nov 01 21:06:41.392 INFO kablam!  --> src/container.rs:9:17
Nov 01 21:06:41.392 INFO kablam!   |
Nov 01 21:06:41.392 INFO kablam! 9 | use std::sync::{TryLockError, Mutex, RwLock, RwLockReadGuard, RwLockWriteGuard};
Nov 01 21:06:41.392 INFO kablam!   |                 ^^^^^^^^^^^^
Nov 01 21:06:41.392 INFO kablam! 
Nov 01 21:06:46.598 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Nov 01 21:06:46.598 INFO kablam!   --> src/container.rs:18:33
Nov 01 21:06:46.598 INFO kablam!    |
Nov 01 21:06:46.598 INFO kablam! 18 | pub type ReadGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockReadGuard<'a, Box<Base>>>;
Nov 01 21:06:46.598 INFO kablam!    |                                 ^^^^^^
Nov 01 21:06:46.598 INFO kablam!    |
Nov 01 21:06:46.598 INFO kablam!    = note: #[warn(type_alias_bounds)] on by default
Nov 01 21:06:46.598 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 01 21:06:46.598 INFO kablam! 
Nov 01 21:06:46.598 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Nov 01 21:06:46.599 INFO kablam!   --> src/container.rs:19:34
Nov 01 21:06:46.599 INFO kablam!    |
Nov 01 21:06:46.599 INFO kablam! 19 | pub type WriteGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockWriteGuard<'a, Box<Base>>>;
Nov 01 21:06:46.599 INFO kablam!    |                                  ^^^^^^
Nov 01 21:06:46.599 INFO kablam!    |
Nov 01 21:06:46.599 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 01 21:06:46.599 INFO kablam! 
Nov 01 21:06:46.780 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Nov 01 21:06:46.780 INFO kablam!   --> src/container.rs:18:33
Nov 01 21:06:46.780 INFO kablam!    |
Nov 01 21:06:46.780 INFO kablam! 18 | pub type ReadGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockReadGuard<'a, Box<Base>>>;
Nov 01 21:06:46.780 INFO kablam!    |                                 ^^^^^^
Nov 01 21:06:46.780 INFO kablam!    |
Nov 01 21:06:46.780 INFO kablam!    = note: #[warn(type_alias_bounds)] on by default
Nov 01 21:06:46.780 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 01 21:06:46.780 INFO kablam! 
Nov 01 21:06:46.780 INFO kablam! warning: bounds on generic parameters are not enforced in type aliases
Nov 01 21:06:46.780 INFO kablam!   --> src/container.rs:19:34
Nov 01 21:06:46.780 INFO kablam!    |
Nov 01 21:06:46.780 INFO kablam! 19 | pub type WriteGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockWriteGuard<'a, Box<Base>>>;
Nov 01 21:06:46.780 INFO kablam!    |                                  ^^^^^^
Nov 01 21:06:46.780 INFO kablam!    |
Nov 01 21:06:46.780 INFO kablam!    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 01 21:06:46.780 INFO kablam! 
Nov 01 21:06:46.818 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.09s
Nov 01 21:06:46.821 INFO kablam! su: No module specific data is present
Nov 01 21:06:47.091 INFO running `"docker" "rm" "-f" "4b18053573172b001181e35544bbcd5cd40be1fb5107405a6ddc9e47f723c043"`
Nov 01 21:06:47.200 INFO blam! 4b18053573172b001181e35544bbcd5cd40be1fb5107405a6ddc9e47f723c043