[INFO] fetching crate eventd 0.3.2...
[INFO] checking eventd-0.3.2 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate eventd 0.3.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate eventd 0.3.2 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eventd 0.3.2
[INFO] finished tweaking crates.io crate eventd 0.3.2
[INFO] tweaked toml for crates.io crate eventd 0.3.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 632a8b85cf451469c5b9c9b08ff5121b213f71c6aada726fa07fb06aa3c87383
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "632a8b85cf451469c5b9c9b08ff5121b213f71c6aada726fa07fb06aa3c87383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "632a8b85cf451469c5b9c9b08ff5121b213f71c6aada726fa07fb06aa3c87383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632a8b85cf451469c5b9c9b08ff5121b213f71c6aada726fa07fb06aa3c87383", kill_on_drop: false }`
[INFO] [stdout] 632a8b85cf451469c5b9c9b08ff5121b213f71c6aada726fa07fb06aa3c87383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce7b5a7bf0b9fca754838356893f1f012793778904762244786f34e0ca22c883
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce7b5a7bf0b9fca754838356893f1f012793778904762244786f34e0ca22c883", kill_on_drop: false }`
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking eventd v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:90:33
[INFO] [stdout]     |
[INFO] [stdout] 90  |               $name$(< $lt >)? => Fn,
[INFO] [stdout]     |                                   ^^ help: use `dyn`: `dyn Fn`
[INFO] [stdout] ...
[INFO] [stdout] 190 | /     event!(
[INFO] [stdout] 191 | |         /// Sample event generated using `event!` macro.
[INFO] [stdout] 192 | |         ExampleEvent<'a> => Fn(x: u32, y: &str) + Sync + 'a
[INFO] [stdout] 193 | |     );
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:104:33
[INFO] [stdout]     |
[INFO] [stdout] 104 |             $name$(< $lt >)? => FnMut,
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn FnMut`
[INFO] [stdout] ...
[INFO] [stdout] 202 |         event!(MyEvent<'a> => FnMut(x: u8, borrowed: &str) + 'a);
[INFO] [stdout]     |         --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:104:33
[INFO] [stdout]     |
[INFO] [stdout] 104 |             $name$(< $lt >)? => FnMut,
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn FnMut`
[INFO] [stdout] ...
[INFO] [stdout] 229 |         event!(MyEvent<'a> => FnMut() + 'a);
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:90:33
[INFO] [stdout]     |
[INFO] [stdout] 90  |               $name$(< $lt >)? => Fn,
[INFO] [stdout]     |                                   ^^ help: use `dyn`: `dyn Fn`
[INFO] [stdout] ...
[INFO] [stdout] 190 | /     event!(
[INFO] [stdout] 191 | |         /// Sample event generated using `event!` macro.
[INFO] [stdout] 192 | |         ExampleEvent<'a> => Fn(x: u32, y: &str) + Sync + 'a
[INFO] [stdout] 193 | |     );
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused boxed `Fn` trait object that must be used
[INFO] [stdout]    --> src/lib.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                       self.handlers.remove(subscription.key);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 | /     event!(
[INFO] [stdout] 191 | |         /// Sample event generated using `event!` macro.
[INFO] [stdout] 192 | |         ExampleEvent<'a> => Fn(x: u32, y: &str) + Sync + 'a
[INFO] [stdout] 193 | |     );
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused boxed `Fn` trait object that must be used
[INFO] [stdout]    --> src/lib.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                       self.handlers.remove(subscription.key);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 190 | /     event!(
[INFO] [stdout] 191 | |         /// Sample event generated using `event!` macro.
[INFO] [stdout] 192 | |         ExampleEvent<'a> => Fn(x: u32, y: &str) + Sync + 'a
[INFO] [stdout] 193 | |     );
[INFO] [stdout]     | |______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used
[INFO] [stdout]    --> src/lib.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     self.handlers.remove(subscription.key);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 202 |         event!(MyEvent<'a> => FnMut(x: u8, borrowed: &str) + 'a);
[INFO] [stdout]     |         --------------------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused boxed `FnMut` trait object that must be used
[INFO] [stdout]    --> src/lib.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     self.handlers.remove(subscription.key);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |         event!(MyEvent<'a> => FnMut() + 'a);
[INFO] [stdout]     |         ------------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: closures are lazy and do nothing unless called
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "ce7b5a7bf0b9fca754838356893f1f012793778904762244786f34e0ca22c883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce7b5a7bf0b9fca754838356893f1f012793778904762244786f34e0ca22c883", kill_on_drop: false }`
[INFO] [stdout] ce7b5a7bf0b9fca754838356893f1f012793778904762244786f34e0ca22c883