[INFO] crate relm-core 0.16.0 is already in cache
[INFO] checking relm-core-0.16.0 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate relm-core 0.16.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate relm-core 0.16.0 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate relm-core 0.16.0
[INFO] finished tweaking crates.io crate relm-core 0.16.0
[INFO] tweaked toml for crates.io crate relm-core 0.16.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] 657be2f7956b9b13a59c57882014aa7dc01089c118c50f2b6c56e7527431edd4
[INFO] running `"docker" "start" "-a" "657be2f7956b9b13a59c57882014aa7dc01089c118c50f2b6c56e7527431edd4"`
[INFO] [stderr]     Checking relm-core v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |     callback: Box<FnMut(MSG)>,
[INFO] [stderr]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[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:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |     observers: Vec<Rc<Fn(&MSG)>>,
[INFO] [stderr]     |                       ^^^^^^^^ help: use `dyn`: `dyn Fn(&MSG)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:165:37
[INFO] [stderr]     |
[INFO] [stderr] 165 |     callback: Rc<RefCell<Option<Box<FnMut(MSG)>>>>,
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:186:53
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn get_callback(&self) -> Rc<RefCell<Option<Box<FnMut(MSG)>>>> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:64:19
[INFO] [stderr]    |
[INFO] [stderr] 64 |     callback: Box<FnMut(MSG)>,
[INFO] [stderr]    |                   ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[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:146:23
[INFO] [stderr]     |
[INFO] [stderr] 146 |     observers: Vec<Rc<Fn(&MSG)>>,
[INFO] [stderr]     |                       ^^^^^^^^ help: use `dyn`: `dyn Fn(&MSG)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:165:37
[INFO] [stderr]     |
[INFO] [stderr] 165 |     callback: Rc<RefCell<Option<Box<FnMut(MSG)>>>>,
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:186:53
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn get_callback(&self) -> Rc<RefCell<Option<Box<FnMut(MSG)>>>> {
[INFO] [stderr]     |                                                     ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(MSG)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time::Duration`
[INFO] [stderr]   --> examples/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | use std::time::Duration;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Clock`
[INFO] [stderr]   --> examples/main.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     Clock,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "657be2f7956b9b13a59c57882014aa7dc01089c118c50f2b6c56e7527431edd4"`
[INFO] running `"docker" "rm" "-f" "657be2f7956b9b13a59c57882014aa7dc01089c118c50f2b6c56e7527431edd4"`
[INFO] [stdout] 657be2f7956b9b13a59c57882014aa7dc01089c118c50f2b6c56e7527431edd4