[INFO] fetching crate hexchat-plugin 0.2.13...
[INFO] checking hexchat-plugin-0.2.13 against master#a836d9b6413d9d593be6c09463ff8c4c70e56599 for pr-84037
[INFO] extracting crate hexchat-plugin 0.2.13 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hexchat-plugin 0.2.13 on toolchain a836d9b6413d9d593be6c09463ff8c4c70e56599
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hexchat-plugin 0.2.13
[INFO] finished tweaking crates.io crate hexchat-plugin 0.2.13
[INFO] tweaked toml for crates.io crate hexchat-plugin 0.2.13 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c5cf86e33e0162e991c9aa40c073d181ebd304f3833480b9a311e8941299ae9f
[INFO] running `Command { std: "docker" "start" "-a" "c5cf86e33e0162e991c9aa40c073d181ebd304f3833480b9a311e8941299ae9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5cf86e33e0162e991c9aa40c073d181ebd304f3833480b9a311e8941299ae9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5cf86e33e0162e991c9aa40c073d181ebd304f3833480b9a311e8941299ae9f", kill_on_drop: false }`
[INFO] [stdout] c5cf86e33e0162e991c9aa40c073d181ebd304f3833480b9a311e8941299ae9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a836d9b6413d9d593be6c09463ff8c4c70e56599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dc5b1bb1b64acdcefc9eeeb87f3598ccc71163d1f3f7f2d15a456bd57de5f42
[INFO] running `Command { std: "docker" "start" "-a" "6dc5b1bb1b64acdcefc9eeeb87f3598ccc71163d1f3f7f2d15a456bd57de5f42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]     Checking hexchat-plugin v0.2.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1225:27
[INFO] [stdout]      |
[INFO] [stdout] 1225 | type CommandHookUd = (Box<Fn(&mut PluginHandle, Word, WordEol) -> Eat + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginInfo);
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle, Word, WordEol) -> Eat + ::std::panic::RefUnwindSafe`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1227:26
[INFO] [stdout]      |
[INFO] [stdout] 1227 | ...erverHookUd = (Box<Fn(&mut PluginHandle, Word, WordEol, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginI...
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle, Word, WordEol, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1229:25
[INFO] [stdout]      |
[INFO] [stdout] 1229 | type PrintHookUd = (Box<Fn(&mut PluginHandle, Word, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginInfo);
[INFO] [stdout]      |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle, Word, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1231:29
[INFO] [stdout]      |
[INFO] [stdout] 1231 | type TimerHookUd = (Rc<(Box<Fn(&mut PluginHandle) -> bool + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginInfo)>, Rc<Cell<bool>>);
[INFO] [stdout]      |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle) -> bool + ::std::panic::RefUnwindSafe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1396:15
[INFO] [stdout]      |
[INFO] [stdout] 1396 |     plug: Box<Plugin>,
[INFO] [stdout]      |               ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1225:27
[INFO] [stdout]      |
[INFO] [stdout] 1225 | type CommandHookUd = (Box<Fn(&mut PluginHandle, Word, WordEol) -> Eat + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginInfo);
[INFO] [stdout]      |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle, Word, WordEol) -> Eat + ::std::panic::RefUnwindSafe`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1227:26
[INFO] [stdout]      |
[INFO] [stdout] 1227 | ...erverHookUd = (Box<Fn(&mut PluginHandle, Word, WordEol, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginI...
[INFO] [stdout]      |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle, Word, WordEol, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1229:25
[INFO] [stdout]      |
[INFO] [stdout] 1229 | type PrintHookUd = (Box<Fn(&mut PluginHandle, Word, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginInfo);
[INFO] [stdout]      |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle, Word, EventAttrs) -> Eat + ::std::panic::RefUnwindSafe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1231:29
[INFO] [stdout]      |
[INFO] [stdout] 1231 | type TimerHookUd = (Rc<(Box<Fn(&mut PluginHandle) -> bool + ::std::panic::RefUnwindSafe>, *mut internals::Ph, PluginInfo)>, Rc<Cell<bool>>);
[INFO] [stdout]      |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut PluginHandle) -> bool + ::std::panic::RefUnwindSafe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/lib.rs:1396:15
[INFO] [stdout]      |
[INFO] [stdout] 1396 |     plug: Box<Plugin>,
[INFO] [stdout]      |               ^^^^^^ help: use `dyn`: `dyn Plugin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]     --> src/lib.rs:1447:9
[INFO] [stdout]      |
[INFO] [stdout] 1447 |     let filename = if !(*plugin_name).is_null() {
[INFO] [stdout]      |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]     --> src/lib.rs:1447:9
[INFO] [stdout]      |
[INFO] [stdout] 1447 |     let filename = if !(*plugin_name).is_null() {
[INFO] [stdout]      |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 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 2.15s
[INFO] running `Command { std: "docker" "inspect" "6dc5b1bb1b64acdcefc9eeeb87f3598ccc71163d1f3f7f2d15a456bd57de5f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc5b1bb1b64acdcefc9eeeb87f3598ccc71163d1f3f7f2d15a456bd57de5f42", kill_on_drop: false }`
[INFO] [stdout] 6dc5b1bb1b64acdcefc9eeeb87f3598ccc71163d1f3f7f2d15a456bd57de5f42