[INFO] updating cached repository mredlek/rs-futures-spmc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mredlek/rs-futures-spmc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mredlek/rs-futures-spmc" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mredlek/rs-futures-spmc"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mredlek/rs-futures-spmc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mredlek/rs-futures-spmc" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mredlek/rs-futures-spmc"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mredlek/rs-futures-spmc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a7339eb30dc0f62875885b78129a2c5f5b808de
[INFO] sha for GitHub repo mredlek/rs-futures-spmc: 5a7339eb30dc0f62875885b78129a2c5f5b808de
[INFO] validating manifest of mredlek/rs-futures-spmc on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mredlek/rs-futures-spmc on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mredlek/rs-futures-spmc
[INFO] finished frobbing mredlek/rs-futures-spmc
[INFO] frobbed toml for mredlek/rs-futures-spmc written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/mredlek/rs-futures-spmc/Cargo.toml
[INFO] started frobbing mredlek/rs-futures-spmc
[INFO] finished frobbing mredlek/rs-futures-spmc
[INFO] frobbed toml for mredlek/rs-futures-spmc written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mredlek/rs-futures-spmc/Cargo.toml
[INFO] crate mredlek/rs-futures-spmc already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mredlek/rs-futures-spmc against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/mredlek/rs-futures-spmc:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1ccf70d326110e02f1e492f3ead3436d6f46a63b8cf5c4f728f3366c117fe7e
[INFO] running `"docker" "start" "-a" "f1ccf70d326110e02f1e492f3ead3436d6f46a63b8cf5c4f728f3366c117fe7e"`
[INFO] [stderr]     Checking rs-futures-spmc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/spmc_lockfree.rs:232:23
[INFO] [stderr]     |
[INFO] [stderr] 232 |         (self as &mut Sink<SinkItem = T, SinkError = ()>).close().map(|_| ()).unwrap_or(());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Sink<SinkItem = T, SinkError = ()>`
[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/spmc_lockfree.rs:232:23
[INFO] [stderr]     |
[INFO] [stderr] 232 |         (self as &mut Sink<SinkItem = T, SinkError = ()>).close().map(|_| ()).unwrap_or(());
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Sink<SinkItem = T, SinkError = ()>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `futures::stream::IterStream` in tuple element 0 that must be used
[INFO] [stderr]    --> tests/spmc.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 | /     ::futures::stream::iter(vec![Ok(0) as Result<i32,()>, Ok(1), Ok(2), Ok(3), Ok(4), Ok(5)].into_iter()).forward(sender)
[INFO] [stderr] 144 | |         .wait()
[INFO] [stderr] 145 | |         .expect("Error forwarding stream to sender");
[INFO] [stderr]     | |_____________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "f1ccf70d326110e02f1e492f3ead3436d6f46a63b8cf5c4f728f3366c117fe7e"`
[INFO] running `"docker" "rm" "-f" "f1ccf70d326110e02f1e492f3ead3436d6f46a63b8cf5c4f728f3366c117fe7e"`
[INFO] [stdout] f1ccf70d326110e02f1e492f3ead3436d6f46a63b8cf5c4f728f3366c117fe7e