[INFO] fetching crate potential 3.0.1...
[INFO] checking potential-3.0.1 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate potential 3.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate potential 3.0.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate potential 3.0.1
[INFO] tweaked toml for crates.io crate potential 3.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate potential 3.0.1 on toolchain a5689b034ad287112f709693384a37f1377eb9cc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate potential 3.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92
[INFO] running `Command { std: "docker" "start" "2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking once_cell v1.20.3
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking arc-swap v1.7.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking potential v3.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sync::Arc`
[INFO] [stdout]  --> src/stream.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     sync::Arc,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `T`
[INFO] [stdout]   --> src/sync.rs:63:31
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let value = Arc::new((value.into(), link));
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method call relies on the `impl<T> Into<T> for T` blanket implementation and type inference, which is a semver hazard as a new `impl Into<_>` that affects your type might be added in the future causing type inference errors
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] help: consider removing the conversion call
[INFO] [stdout]    |
[INFO] [stdout] 63 -         let value = Arc::new((value.into(), link));
[INFO] [stdout] 63 +         let value = Arc::new((value, link));
[INFO] [stdout]    |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]    |
[INFO] [stdout] 63 -         let value = Arc::new((value.into(), link));
[INFO] [stdout] 63 +         let value = Arc::new((<T as Into<_>>::into(value), link));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `potential` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92", kill_on_drop: false }`
[INFO] [stdout] 2813235dad1b3c2c170812254eeda436dd113500037fd99dc140515eb2e5ef92
