Nov 28 23:23:56.277 INFO checking ioc-0.6.2 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 23:23:56.277 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 23:23:56.734 INFO [stdout] bf13a71f557d585c54ebcbfe7048479162b896457165b444d9161cff35dfded5
Nov 28 23:23:56.737 INFO running `"docker" "start" "-a" "bf13a71f557d585c54ebcbfe7048479162b896457165b444d9161cff35dfded5"`
Nov 28 23:23:57.553 INFO [stderr] usermod: no changes
Nov 28 23:23:57.624 INFO [stderr]     Checking downcast v0.6.0
Nov 28 23:23:58.204 INFO [stderr]     Checking ioc v0.6.2 (/source)
Nov 28 23:23:58.849 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 23:23:58.849 INFO [stderr]  --> src/lib.rs:1:1
Nov 28 23:23:58.849 INFO [stderr]   |
Nov 28 23:23:58.850 INFO [stderr] 1 | #[macro_use] 
Nov 28 23:23:58.850 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 23:23:58.850 INFO [stderr]   |
Nov 28 23:23:58.851 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 23:23:58.851 INFO [stderr] 
Nov 28 23:23:58.856 INFO [stderr] warning: unused import: `TryLockError`
Nov 28 23:23:58.856 INFO [stderr]  --> src/container.rs:9:17
Nov 28 23:23:58.856 INFO [stderr]   |
Nov 28 23:23:58.856 INFO [stderr] 9 | use std::sync::{TryLockError, Mutex, RwLock, RwLockReadGuard, RwLockWriteGuard};
Nov 28 23:23:58.856 INFO [stderr]   |                 ^^^^^^^^^^^^
Nov 28 23:23:58.856 INFO [stderr] 
Nov 28 23:23:59.124 INFO [stderr] warning: unused `#[macro_use]` import
Nov 28 23:23:59.124 INFO [stderr]  --> src/lib.rs:1:1
Nov 28 23:23:59.124 INFO [stderr]   |
Nov 28 23:23:59.124 INFO [stderr] 1 | #[macro_use] 
Nov 28 23:23:59.124 INFO [stderr]   | ^^^^^^^^^^^^
Nov 28 23:23:59.124 INFO [stderr]   |
Nov 28 23:23:59.124 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 23:23:59.124 INFO [stderr] 
Nov 28 23:23:59.132 INFO [stderr] warning: unused import: `TryLockError`
Nov 28 23:23:59.132 INFO [stderr]  --> src/container.rs:9:17
Nov 28 23:23:59.132 INFO [stderr]   |
Nov 28 23:23:59.132 INFO [stderr] 9 | use std::sync::{TryLockError, Mutex, RwLock, RwLockReadGuard, RwLockWriteGuard};
Nov 28 23:23:59.132 INFO [stderr]   |                 ^^^^^^^^^^^^
Nov 28 23:23:59.132 INFO [stderr] 
Nov 28 23:24:04.004 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Nov 28 23:24:04.004 INFO [stderr]   --> src/container.rs:18:33
Nov 28 23:24:04.004 INFO [stderr]    |
Nov 28 23:24:04.004 INFO [stderr] 18 | pub type ReadGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockReadGuard<'a, Box<Base>>>;
Nov 28 23:24:04.004 INFO [stderr]    |                                 ^^^^^^
Nov 28 23:24:04.004 INFO [stderr]    |
Nov 28 23:24:04.004 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Nov 28 23:24:04.004 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 28 23:24:04.004 INFO [stderr] 
Nov 28 23:24:04.004 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Nov 28 23:24:04.004 INFO [stderr]   --> src/container.rs:19:34
Nov 28 23:24:04.004 INFO [stderr]    |
Nov 28 23:24:04.004 INFO [stderr] 19 | pub type WriteGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockWriteGuard<'a, Box<Base>>>;
Nov 28 23:24:04.004 INFO [stderr]    |                                  ^^^^^^
Nov 28 23:24:04.004 INFO [stderr]    |
Nov 28 23:24:04.004 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 28 23:24:04.004 INFO [stderr] 
Nov 28 23:24:04.665 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Nov 28 23:24:04.665 INFO [stderr]   --> src/container.rs:18:33
Nov 28 23:24:04.666 INFO [stderr]    |
Nov 28 23:24:04.666 INFO [stderr] 18 | pub type ReadGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockReadGuard<'a, Box<Base>>>;
Nov 28 23:24:04.666 INFO [stderr]    |                                 ^^^^^^
Nov 28 23:24:04.667 INFO [stderr]    |
Nov 28 23:24:04.667 INFO [stderr]    = note: #[warn(type_alias_bounds)] on by default
Nov 28 23:24:04.667 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 28 23:24:04.668 INFO [stderr] 
Nov 28 23:24:04.668 INFO [stderr] warning: bounds on generic parameters are not enforced in type aliases
Nov 28 23:24:04.668 INFO [stderr]   --> src/container.rs:19:34
Nov 28 23:24:04.670 INFO [stderr]    |
Nov 28 23:24:04.670 INFO [stderr] 19 | pub type WriteGuard<'a, T, Base: ?Sized> = downcast::Guard<T, RwLockWriteGuard<'a, Box<Base>>>;
Nov 28 23:24:04.670 INFO [stderr]    |                                  ^^^^^^
Nov 28 23:24:04.670 INFO [stderr]    |
Nov 28 23:24:04.670 INFO [stderr]    = help: the bound will not be checked when the type alias is used, and should be removed
Nov 28 23:24:04.670 INFO [stderr] 
Nov 28 23:24:04.736 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.15s
Nov 28 23:24:04.737 INFO [stderr] su: No module specific data is present
Nov 28 23:24:05.180 INFO running `"docker" "inspect" "bf13a71f557d585c54ebcbfe7048479162b896457165b444d9161cff35dfded5"`
Nov 28 23:24:05.334 INFO running `"docker" "rm" "-f" "bf13a71f557d585c54ebcbfe7048479162b896457165b444d9161cff35dfded5"`
Nov 28 23:24:05.540 INFO [stdout] bf13a71f557d585c54ebcbfe7048479162b896457165b444d9161cff35dfded5