[INFO] fetching crate yadon 0.1.1...
[INFO] checking yadon-0.1.1 against a5689b034ad287112f709693384a37f1377eb9cc for pr-129249-3
[INFO] extracting crate yadon 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate yadon 0.1.1
[INFO] finished tweaking crates.io crate yadon 0.1.1
[INFO] tweaked toml for crates.io crate yadon 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate yadon 0.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to highest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.21)
[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-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8
[INFO] running `Command { std: "docker" "start" "cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8", 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" "cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8", 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" "cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8" "/opt/rustwide/cargo-home/bin/cargo" "+a5689b034ad287112f709693384a37f1377eb9cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking yadon v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: useless conversion to the same type: `ErrorKind`
[INFO] [stdout]    --> src/lib.rs:242:77
[INFO] [stdout]     |
[INFO] [stdout] 242 |         assert_eq!(yadon.seek(SeekFrom::End(-3)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported.into()));
[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] 242 -         assert_eq!(yadon.seek(SeekFrom::End(-3)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported.into()));
[INFO] [stdout] 242 +         assert_eq!(yadon.seek(SeekFrom::End(-3)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 242 -         assert_eq!(yadon.seek(SeekFrom::End(-3)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported.into()));
[INFO] [stdout] 242 +         assert_eq!(yadon.seek(SeekFrom::End(-3)).map_err(|e| e.kind()), Err(<ErrorKind as Into<_>>::into(std::io::ErrorKind::Unsupported)));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: useless conversion to the same type: `ErrorKind`
[INFO] [stdout]    --> src/lib.rs:363:77
[INFO] [stdout]     |
[INFO] [stdout] 363 |         assert_eq!(yadon.seek(SeekFrom::End(-2)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported.into()));
[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] help: consider removing the conversion call
[INFO] [stdout]     |
[INFO] [stdout] 363 -         assert_eq!(yadon.seek(SeekFrom::End(-2)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported.into()));
[INFO] [stdout] 363 +         assert_eq!(yadon.seek(SeekFrom::End(-2)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported));
[INFO] [stdout]     |
[INFO] [stdout] help: you can use the fully-qualified path to avoid triggering this lint
[INFO] [stdout]     |
[INFO] [stdout] 363 -         assert_eq!(yadon.seek(SeekFrom::End(-2)).map_err(|e| e.kind()), Err(std::io::ErrorKind::Unsupported.into()));
[INFO] [stdout] 363 +         assert_eq!(yadon.seek(SeekFrom::End(-2)).map_err(|e| e.kind()), Err(<ErrorKind as Into<_>>::into(std::io::ErrorKind::Unsupported)));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yadon` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8", kill_on_drop: false }`
[INFO] [stdout] cf0705036dcfe889801722a8059053ca02a91769af8ad7a9c545db5c92ca01e8
