[INFO] fetching crate ripb 0.3.0...
[INFO] checking ripb-0.3.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate ripb 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ripb 0.3.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ripb 0.3.0
[INFO] finished tweaking crates.io crate ripb 0.3.0
[INFO] tweaked toml for crates.io crate ripb 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 73ac0abfc009d2dd5166211382d9140788d5b6d1b68a8ef6d74c4352ec2fb0e8
[INFO] running `"docker" "start" "-a" "73ac0abfc009d2dd5166211382d9140788d5b6d1b68a8ef6d74c4352ec2fb0e8"`
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking ripb v0.3.0 (/opt/rustwide/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 1.97s
[INFO] running `"docker" "inspect" "73ac0abfc009d2dd5166211382d9140788d5b6d1b68a8ef6d74c4352ec2fb0e8"`
[INFO] running `"docker" "rm" "-f" "73ac0abfc009d2dd5166211382d9140788d5b6d1b68a8ef6d74c4352ec2fb0e8"`
[INFO] [stdout] 73ac0abfc009d2dd5166211382d9140788d5b6d1b68a8ef6d74c4352ec2fb0e8