[INFO] fetching crate enontekio 0.2.0...
[INFO] checking enontekio-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate enontekio 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate enontekio 0.2.0 on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enontekio 0.2.0
[INFO] finished tweaking crates.io crate enontekio 0.2.0
[INFO] tweaked toml for crates.io crate enontekio 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6530f4fd6093ef06cc7330d7b5eb62e3146fb39f55b0cd313bf0d4019b3e339
[INFO] running `Command { std: "docker" "start" "-a" "b6530f4fd6093ef06cc7330d7b5eb62e3146fb39f55b0cd313bf0d4019b3e339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6530f4fd6093ef06cc7330d7b5eb62e3146fb39f55b0cd313bf0d4019b3e339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6530f4fd6093ef06cc7330d7b5eb62e3146fb39f55b0cd313bf0d4019b3e339", kill_on_drop: false }`
[INFO] [stdout] b6530f4fd6093ef06cc7330d7b5eb62e3146fb39f55b0cd313bf0d4019b3e339
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff1324462fc977a9e0743036f07d14ae5ba58e9c6e35faad9c3d0e80de764e08
[INFO] running `Command { std: "docker" "start" "-a" "ff1324462fc977a9e0743036f07d14ae5ba58e9c6e35faad9c3d0e80de764e08", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking enontekio v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/parser/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn parse_file_by_line<P, T, C>(filename: P, callback: fn(Result<String, IOError>) -> T) -> Result<C, IOError>
[INFO] [stdout]    |                                      ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 11 |       where P: AsRef<Path>, C: FromIterator<T> {
[INFO] [stdout] 12 |       let fd = File::open(filename)?;
[INFO] [stdout]    |           -- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 13 |       let lines = BufReader::new(fd).lines();
[INFO] [stdout]    |           ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |       Ok(lines
[INFO] [stdout]    |  ________^
[INFO] [stdout] 16 | |         .map(callback)
[INFO] [stdout] 17 | |         .collect())
[INFO] [stdout]    | |                  ^
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    | |__________________these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enontekio` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]   --> src/parser/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn parse_file_by_line<P, T, C>(filename: P, callback: fn(Result<String, IOError>) -> T) -> Result<C, IOError>
[INFO] [stdout]    |                                      ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 11 |       where P: AsRef<Path>, C: FromIterator<T> {
[INFO] [stdout] 12 |       let fd = File::open(filename)?;
[INFO] [stdout]    |           -- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 13 |       let lines = BufReader::new(fd).lines();
[INFO] [stdout]    |           ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 14 |
[INFO] [stdout] 15 |       Ok(lines
[INFO] [stdout]    |  ________^
[INFO] [stdout] 16 | |         .map(callback)
[INFO] [stdout] 17 | |         .collect())
[INFO] [stdout]    | |                  ^
[INFO] [stdout]    | |                  |
[INFO] [stdout]    | |                  these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    | |__________________these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout]    |
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/123739>
[INFO] [stdout]    = note: requested on the command line with `-D tail-expr-drop-order`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enontekio` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ff1324462fc977a9e0743036f07d14ae5ba58e9c6e35faad9c3d0e80de764e08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1324462fc977a9e0743036f07d14ae5ba58e9c6e35faad9c3d0e80de764e08", kill_on_drop: false }`
[INFO] [stdout] ff1324462fc977a9e0743036f07d14ae5ba58e9c6e35faad9c3d0e80de764e08