[INFO] fetching crate kv 0.24.0...
[INFO] checking kv-0.24.0 against try#d809384186eaa72b56b7b956dcf0837de4a00262 for pr-114740
[INFO] extracting crate kv 0.24.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate kv 0.24.0 on toolchain d809384186eaa72b56b7b956dcf0837de4a00262
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kv 0.24.0
[INFO] finished tweaking crates.io crate kv 0.24.0
[INFO] tweaked toml for crates.io crate kv 0.24.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca2ee9dcaed7eda8bd32094ddbad67f07838a70856a86661b264ed9c4d0ecabd
[INFO] running `Command { std: "docker" "start" "-a" "ca2ee9dcaed7eda8bd32094ddbad67f07838a70856a86661b264ed9c4d0ecabd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca2ee9dcaed7eda8bd32094ddbad67f07838a70856a86661b264ed9c4d0ecabd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca2ee9dcaed7eda8bd32094ddbad67f07838a70856a86661b264ed9c4d0ecabd", kill_on_drop: false }`
[INFO] [stdout] ca2ee9dcaed7eda8bd32094ddbad67f07838a70856a86661b264ed9c4d0ecabd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:84cb280c7acaf12c1f874411053406050a24f846e52f817d4d9e64bcbe5ce959" "/opt/rustwide/cargo-home/bin/cargo" "+d809384186eaa72b56b7b956dcf0837de4a00262" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bf5dc7d217f49e612bacfa7aa8cda65ba69663f87f2ba6d3d3c71ef06a56404
[INFO] running `Command { std: "docker" "start" "-a" "9bf5dc7d217f49e612bacfa7aa8cda65ba69663f87f2ba6d3d3c71ef06a56404", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking kv v0.24.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/bucket.rs:355:40
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub async fn flush_async(&self) -> Result<usize, Error> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected trait `key::Key<'_>`
[INFO] [stdout]                found trait `key::Key<'a>`
[INFO] [stdout] note: the anonymous lifetime defined here...
[INFO] [stdout]    --> src/bucket.rs:355:30
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub async fn flush_async(&self) -> Result<usize, Error> {
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] note: ...does not necessarily outlive the lifetime `'a` as defined here
[INFO] [stdout]    --> src/bucket.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 156 | impl<'a, K: Key<'a>, V: Value> Bucket<'a, K, V> {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/bucket.rs:355:40
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub async fn flush_async(&self) -> Result<usize, Error> {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^ lifetime mismatch
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected trait `key::Key<'_>`
[INFO] [stdout]                found trait `key::Key<'a>`
[INFO] [stdout] note: the anonymous lifetime defined here...
[INFO] [stdout]    --> src/bucket.rs:355:30
[INFO] [stdout]     |
[INFO] [stdout] 355 |     pub async fn flush_async(&self) -> Result<usize, Error> {
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] note: ...does not necessarily outlive the lifetime `'a` as defined here
[INFO] [stdout]    --> src/bucket.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 156 | impl<'a, K: Key<'a>, V: Value> Bucket<'a, K, V> {
[INFO] [stdout]     |      ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kv` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kv` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9bf5dc7d217f49e612bacfa7aa8cda65ba69663f87f2ba6d3d3c71ef06a56404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf5dc7d217f49e612bacfa7aa8cda65ba69663f87f2ba6d3d3c71ef06a56404", kill_on_drop: false }`
[INFO] [stdout] 9bf5dc7d217f49e612bacfa7aa8cda65ba69663f87f2ba6d3d3c71ef06a56404