[INFO] crate midir 0.5.0 is already in cache
[INFO] checking midir-0.5.0 against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] extracting crate midir 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate midir 0.5.0 on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate midir 0.5.0
[INFO] finished tweaking crates.io crate midir 0.5.0
[INFO] tweaked toml for crates.io crate midir 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "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] cb4e1d1eea2108c224ed2eab22a2bad54b171f63f87769dbf5cb0d17b7b3ec47
[INFO] running `"docker" "start" "-a" "cb4e1d1eea2108c224ed2eab22a2bad54b171f63f87769dbf5cb0d17b7b3ec47"`
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]     Checking alsa v0.2.2
[INFO] [stderr]     Checking midir v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/backend/alsa/mod.rs:133:19
[INFO] [stderr]     |
[INFO] [stderr] 133 |     callback: Box<FnMut(u64, &[u8], &mut T) + Send>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(u64, &[u8], &mut T) + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `EventType` is imported redundantly
[INFO] [stderr]    --> src/backend/alsa/mod.rs:563:27
[INFO] [stderr]     |
[INFO] [stderr] 11  | use self::alsa::seq::{PortInfo, PortSubscribe, Addr, QueueTempo, EventType, MIDI_GENERIC, APPLICATION, WRITE, SUBS_WRITE, READ, SUBS_READ};
[INFO] [stderr]     |                                                                  --------- the item `EventType` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 563 |     use self::alsa::seq::{EventType, Connect};
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/backend/alsa/mod.rs:133:19
[INFO] [stderr]     |
[INFO] [stderr] 133 |     callback: Box<FnMut(u64, &[u8], &mut T) + Send>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(u64, &[u8], &mut T) + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `EventType` is imported redundantly
[INFO] [stderr]    --> src/backend/alsa/mod.rs:563:27
[INFO] [stderr]     |
[INFO] [stderr] 11  | use self::alsa::seq::{PortInfo, PortSubscribe, Addr, QueueTempo, EventType, MIDI_GENERIC, APPLICATION, WRITE, SUBS_WRITE, READ, SUBS_READ};
[INFO] [stderr]     |                                                                  --------- the item `EventType` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 563 |     use self::alsa::seq::{EventType, Connect};
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/test_forward.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn run() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[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]   --> examples/test_reuse.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn run() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[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]   --> examples/test_sysex.rs:22:32
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn run() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[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]   --> examples/test_play.rs:17:28
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn run() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.51s
[INFO] running `"docker" "inspect" "cb4e1d1eea2108c224ed2eab22a2bad54b171f63f87769dbf5cb0d17b7b3ec47"`
[INFO] running `"docker" "rm" "-f" "cb4e1d1eea2108c224ed2eab22a2bad54b171f63f87769dbf5cb0d17b7b3ec47"`
[INFO] [stdout] cb4e1d1eea2108c224ed2eab22a2bad54b171f63f87769dbf5cb0d17b7b3ec47