[INFO] fetching crate flock 0.2.0...
[INFO] checking flock-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate flock 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate flock 0.2.0
[INFO] finished tweaking crates.io crate flock 0.2.0
[INFO] tweaked toml for crates.io crate flock 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flock 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam v0.2.12 (available: v0.8.4)
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b14b40620d6a74a6534529a07f2d17ded018293732b9a72752308e190d756199
[INFO] running `Command { std: "docker" "start" "-a" "b14b40620d6a74a6534529a07f2d17ded018293732b9a72752308e190d756199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b14b40620d6a74a6534529a07f2d17ded018293732b9a72752308e190d756199", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b14b40620d6a74a6534529a07f2d17ded018293732b9a72752308e190d756199", kill_on_drop: false }`
[INFO] [stdout] b14b40620d6a74a6534529a07f2d17ded018293732b9a72752308e190d756199
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88412a67e5b696ad236b858fff68b01bac9e10b432ac45488cfe9a5d18ea7196
[INFO] running `Command { std: "docker" "start" "-a" "88412a67e5b696ad236b858fff68b01bac9e10b432ac45488cfe9a5d18ea7196", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking flock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/actor.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Task<K> = Box<(FnMut(&[Event<K>]) -> Option<Request<K>>) + Send>;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Task<K> = Box<dyn (FnMut(&[Event<K>]) -> Option<Request<K>>) + Send>;
[INFO] [stdout]   |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/actor.rs:6:24
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Task<K> = Box<(FnMut(&[Event<K>]) -> Option<Request<K>>) + Send>;
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type Task<K> = Box<dyn (FnMut(&[Event<K>]) -> Option<Request<K>>) + Send>;
[INFO] [stdout]   |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/broker.rs:86:18
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn query(&self, topic: &T)
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here
[INFO] [stdout] 87 |         -> Either<Iter<K, V>, iter::Empty<(&K, &V)>> {
[INFO] [stdout]    |                   ----------               --  -- the same lifetime is elided here
[INFO] [stdout]    |                   |                        |
[INFO] [stdout]    |                   |                        the same lifetime is elided here
[INFO] [stdout]    |                   the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |         -> Either<Iter<'_, K, V>, iter::Empty<(&K, &V)>> {
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/broker.rs:86:18
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn query(&self, topic: &T)
[INFO] [stdout]    |                  ^^^^^ the lifetime is elided here
[INFO] [stdout] 87 |         -> Either<Iter<K, V>, iter::Empty<(&K, &V)>> {
[INFO] [stdout]    |                   ----------               --  -- the same lifetime is elided here
[INFO] [stdout]    |                   |                        |
[INFO] [stdout]    |                   |                        the same lifetime is elided here
[INFO] [stdout]    |                   the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 87 |         -> Either<Iter<'_, K, V>, iter::Empty<(&K, &V)>> {
[INFO] [stdout]    |                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "88412a67e5b696ad236b858fff68b01bac9e10b432ac45488cfe9a5d18ea7196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88412a67e5b696ad236b858fff68b01bac9e10b432ac45488cfe9a5d18ea7196", kill_on_drop: false }`
[INFO] [stdout] 88412a67e5b696ad236b858fff68b01bac9e10b432ac45488cfe9a5d18ea7196