[INFO] fetching crate eventd 0.3.2... [INFO] checking eventd-0.3.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate eventd 0.3.2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate eventd 0.3.2 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5e3d92ede835f9561229d743ff56d85aabbb99950b88660520041e577cfeecd4 [INFO] running `Command { std: "docker" "start" "-a" "5e3d92ede835f9561229d743ff56d85aabbb99950b88660520041e577cfeecd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e3d92ede835f9561229d743ff56d85aabbb99950b88660520041e577cfeecd4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e3d92ede835f9561229d743ff56d85aabbb99950b88660520041e577cfeecd4", kill_on_drop: false }` [INFO] [stdout] 5e3d92ede835f9561229d743ff56d85aabbb99950b88660520041e577cfeecd4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c6777fe95f27941c347761cd82f3da1534d8f44672f58cb12a79b4fe0cef183 [INFO] running `Command { std: "docker" "start" "-a" "3c6777fe95f27941c347761cd82f3da1534d8f44672f58cb12a79b4fe0cef183", kill_on_drop: false }` [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:125:40 [INFO] [stdout] | [INFO] [stdout] 125 | handlers: $crate::Slab>, [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] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__event_impl` which comes from the expansion of the macro `event` (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:125:40 [INFO] [stdout] | [INFO] [stdout] 125 | handlers: $crate::Slab>, [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] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__event_impl` which comes from the expansion of the macro `event` (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] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 202 | event!(MyEvent<'a> => FnMut(x: u8, borrowed: &str) + 'a); [INFO] [stdout] | -------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `event` (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] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 229 | event!(MyEvent<'a> => FnMut() + 'a); [INFO] [stdout] | ----------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `event` (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: closures are lazy and do nothing unless called [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__event_impl` which comes from the expansion of the macro `event` (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 the macro `__event_impl` which comes from the expansion of the macro `event` (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 the macro `__event_impl` which comes from the expansion of the macro `event` (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: closures are lazy and do nothing unless called [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__event_impl` which comes from the expansion of the macro `event` (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` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "3c6777fe95f27941c347761cd82f3da1534d8f44672f58cb12a79b4fe0cef183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c6777fe95f27941c347761cd82f3da1534d8f44672f58cb12a79b4fe0cef183", kill_on_drop: false }` [INFO] [stdout] 3c6777fe95f27941c347761cd82f3da1534d8f44672f58cb12a79b4fe0cef183