[INFO] fetching crate oxygengine-network-backend-native 0.4.4...
[INFO] checking oxygengine-network-backend-native-0.4.4 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate oxygengine-network-backend-native 0.4.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate oxygengine-network-backend-native 0.4.4 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate oxygengine-network-backend-native 0.4.4
[INFO] finished tweaking crates.io crate oxygengine-network-backend-native 0.4.4
[INFO] tweaked toml for crates.io crate oxygengine-network-backend-native 0.4.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] d80941373b62ed2e58cd8aff112f15df4fdc720b2e4cd6585e582d1ab81c8e2f
[INFO] running `"docker" "start" "-a" "d80941373b62ed2e58cd8aff112f15df4fdc720b2e4cd6585e582d1ab81c8e2f"`
[INFO] [stderr]     Checking hibitset v0.5.4
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking shred v0.7.2
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking crossbeam v0.4.1
[INFO] [stderr]     Checking specs v0.14.3
[INFO] [stderr]     Checking specs-hierarchy v0.3.1
[INFO] [stderr]     Checking oxygengine-core v0.4.4
[INFO] [stderr]     Checking oxygengine-network v0.4.4
[INFO] [stderr]     Checking oxygengine-network-backend-native v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/utils.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     executor: Box<FnMut()>,
[INFO] [stderr]   |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[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/utils.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     executor: Box<FnMut()>,
[INFO] [stderr]   |                   ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.23s
[INFO] running `"docker" "inspect" "d80941373b62ed2e58cd8aff112f15df4fdc720b2e4cd6585e582d1ab81c8e2f"`
[INFO] running `"docker" "rm" "-f" "d80941373b62ed2e58cd8aff112f15df4fdc720b2e4cd6585e582d1ab81c8e2f"`
[INFO] [stdout] d80941373b62ed2e58cd8aff112f15df4fdc720b2e4cd6585e582d1ab81c8e2f