[INFO] crate may 0.3.8 is already in cache
[INFO] extracting crate may 0.3.8 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/may/0.3.8
[INFO] extracting crate may 0.3.8 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/may/0.3.8
[INFO] validating manifest of may-0.3.8 on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of may-0.3.8 on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing may-0.3.8
[INFO] finished frobbing may-0.3.8
[INFO] frobbed toml for may-0.3.8 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/may/0.3.8/Cargo.toml
[INFO] started frobbing may-0.3.8
[INFO] finished frobbing may-0.3.8
[INFO] frobbed toml for may-0.3.8 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/may/0.3.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking may-0.3.8 against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-4/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/may/0.3.8:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1e2a5ab6f613b4bd71b9a88b5a85929514ae31f52dcd035933834dd5cb63c10f
[INFO] running `"docker" "start" "-a" "1e2a5ab6f613b4bd71b9a88b5a85929514ae31f52dcd035933834dd5cb63c10f"`
[INFO] [stderr]     Checking socket2 v0.3.9
[INFO] [stderr]    Compiling may v0.3.8 (/opt/crater/workdir)
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking may_queue v0.1.6
[INFO] [stderr]     Checking tungstenite v0.8.1
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/scheduler.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::sync::{Arc, Once, ONCE_INIT};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/scheduler.rs:113:25
[INFO] [stderr]     |
[INFO] [stderr] 113 |     static ONCE: Once = ONCE_INIT;
[INFO] [stderr]     |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/io/event_loop.rs:34:57
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut events_buf: [SysEvent; 1024] = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]  --> src/scheduler.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::sync::{Arc, Once, ONCE_INIT};
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/scheduler.rs:113:25
[INFO] [stderr]     |
[INFO] [stderr] 113 |     static ONCE: Once = ONCE_INIT;
[INFO] [stderr]     |                         ^^^^^^^^^ help: replace the use of the deprecated item: `Once::new()`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/io/event_loop.rs:34:57
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut events_buf: [SysEvent; 1024] = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.98s
[INFO] running `"docker" "inspect" "1e2a5ab6f613b4bd71b9a88b5a85929514ae31f52dcd035933834dd5cb63c10f"`
[INFO] running `"docker" "rm" "-f" "1e2a5ab6f613b4bd71b9a88b5a85929514ae31f52dcd035933834dd5cb63c10f"`
[INFO] [stdout] 1e2a5ab6f613b4bd71b9a88b5a85929514ae31f52dcd035933834dd5cb63c10f