[INFO] fetching crate nb-sync 0.2.0...
[INFO] checking nb-sync-0.2.0 against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] extracting crate nb-sync 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nb-sync 0.2.0 on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nb-sync 0.2.0
[INFO] finished tweaking crates.io crate nb-sync 0.2.0
[INFO] tweaked toml for crates.io crate nb-sync 0.2.0 written to /workspace/builds/worker-1/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-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" "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] b174db23c55c5b262454808fa90dbbf175a5eb3e4792842742159dd3e7ae51a6
[INFO] running `"docker" "start" "-a" "b174db23c55c5b262454808fa90dbbf175a5eb3e4792842742159dd3e7ae51a6"`
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking nb-sync v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fifo.rs:83:30
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn recv(&self, _nr: &NonReentrant) -> nb::Result<T, !> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn NonReentrant`
[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/fifo.rs:117:39
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn send(&self, value: T, nr: &NonReentrant) -> nb::Result<(), !> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn NonReentrant`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fifo.rs:127:49
[INFO] [stderr]     |
[INFO] [stderr] 127 |     pub fn send_lossless(&self, value: T, _nr: &NonReentrant) -> (nb::Result<(), !>, Option<T>) {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn NonReentrant`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fifo.rs:83:30
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub fn recv(&self, _nr: &NonReentrant) -> nb::Result<T, !> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn NonReentrant`
[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/fifo.rs:117:39
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn send(&self, value: T, nr: &NonReentrant) -> nb::Result<(), !> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn NonReentrant`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/fifo.rs:127:49
[INFO] [stderr]     |
[INFO] [stderr] 127 |     pub fn send_lossless(&self, value: T, _nr: &NonReentrant) -> (nb::Result<(), !>, Option<T>) {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn NonReentrant`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `"docker" "inspect" "b174db23c55c5b262454808fa90dbbf175a5eb3e4792842742159dd3e7ae51a6"`
[INFO] running `"docker" "rm" "-f" "b174db23c55c5b262454808fa90dbbf175a5eb3e4792842742159dd3e7ae51a6"`
[INFO] [stdout] b174db23c55c5b262454808fa90dbbf175a5eb3e4792842742159dd3e7ae51a6