[INFO] crate ripb 0.3.0 is already in cache
[INFO] extracting crate ripb 0.3.0 into work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/ripb/0.3.0
[INFO] extracting crate ripb 0.3.0 into work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/ripb/0.3.0
[INFO] validating manifest of ripb-0.3.0 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 ripb-0.3.0 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 ripb-0.3.0
[INFO] finished frobbing ripb-0.3.0
[INFO] frobbed toml for ripb-0.3.0 written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/reg/ripb/0.3.0/Cargo.toml
[INFO] started frobbing ripb-0.3.0
[INFO] finished frobbing ripb-0.3.0
[INFO] frobbed toml for ripb-0.3.0 written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/ripb/0.3.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ripb-0.3.0 against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-4/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/reg/ripb/0.3.0:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7713e3f4e012809e624167ea4a76eec9e0b198cc3d9e6263649b35b8df314c7a
[INFO] running `"docker" "start" "-a" "7713e3f4e012809e624167ea4a76eec9e0b198cc3d9e6263649b35b8df314c7a"`
[INFO] [stderr]     Checking ripb v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:85:25
[INFO] [stderr]    |
[INFO] [stderr] 85 | type BoxedMessage = Box<Any + Send + Sync>;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:86:26
[INFO] [stderr]    |
[INFO] [stderr] 86 | type BoxedCallback = Box<Any + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |     worker: Box<Fn(&BoxedCallback, Arc<BoxedMessage>) + Send + Sync>,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&BoxedCallback, Arc<BoxedMessage>) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:136:19
[INFO] [stderr]     |
[INFO] [stderr] 136 |     callback: Box<Fn(&M) -> () + Send>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&M) -> () + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:85:25
[INFO] [stderr]    |
[INFO] [stderr] 85 | type BoxedMessage = Box<Any + Send + Sync>;
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + Sync`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:86:26
[INFO] [stderr]    |
[INFO] [stderr] 86 | type BoxedCallback = Box<Any + Send>;
[INFO] [stderr]    |                          ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:107:17
[INFO] [stderr]     |
[INFO] [stderr] 107 |     worker: Box<Fn(&BoxedCallback, Arc<BoxedMessage>) + Send + Sync>,
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&BoxedCallback, Arc<BoxedMessage>) + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:136:19
[INFO] [stderr]     |
[INFO] [stderr] 136 |     callback: Box<Fn(&M) -> () + Send>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&M) -> () + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `send_1000_messages_to_1000_subscribers`
[INFO] [stderr]    --> benches/bench.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn send_1000_messages_to_1000_subscribers(bench: &mut Bencher) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "7713e3f4e012809e624167ea4a76eec9e0b198cc3d9e6263649b35b8df314c7a"`
[INFO] running `"docker" "rm" "-f" "7713e3f4e012809e624167ea4a76eec9e0b198cc3d9e6263649b35b8df314c7a"`
[INFO] [stdout] 7713e3f4e012809e624167ea4a76eec9e0b198cc3d9e6263649b35b8df314c7a