[INFO] fetching crate hex-utils 0.1.12...
[INFO] checking hex-utils-0.1.12 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate hex-utils 0.1.12 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate hex-utils 0.1.12 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 hex-utils 0.1.12
[INFO] finished tweaking crates.io crate hex-utils 0.1.12
[INFO] tweaked toml for crates.io crate hex-utils 0.1.12 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]     Blocking waiting for file lock on package cache
[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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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] 8b47393f94b193dcf2ec34ae94296f26bd6961503be0f4217f7f384a472f9902
[INFO] running `Command { std: "docker" "start" "-a" "8b47393f94b193dcf2ec34ae94296f26bd6961503be0f4217f7f384a472f9902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b47393f94b193dcf2ec34ae94296f26bd6961503be0f4217f7f384a472f9902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b47393f94b193dcf2ec34ae94296f26bd6961503be0f4217f7f384a472f9902", kill_on_drop: false }`
[INFO] [stdout] 8b47393f94b193dcf2ec34ae94296f26bd6961503be0f4217f7f384a472f9902
[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] c769642f1487f4dbc1e0ec6f020603221e0c8486dca332978b1c158b31e341b6
[INFO] running `Command { std: "docker" "start" "-a" "c769642f1487f4dbc1e0ec6f020603221e0c8486dca332978b1c158b31e341b6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking hex-utils v0.1.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:36
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn formatter(&self) -> Box<Fn( (usize, String, Option<String>)) -> String> {
[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/nightly/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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn formatter(&self) -> Box<dyn Fn( (usize, String, Option<String>)) -> String> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:89:36
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn formatter(&self) -> Box<Fn( (usize, String, Option<String>)) -> String> {
[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/nightly/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 an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn formatter(&self) -> Box<dyn Fn( (usize, String, Option<String>)) -> String> {
[INFO] [stdout]    |                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[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/lib.rs:208:15
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn xxd<T: Read>( data: T, format: Option<Format>) -> XxdLines<T> {
[INFO] [stdout]     |                      ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 207 |     XxdLines {
[INFO] [stdout] 208 |         iter: data.bytes(),
[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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:230:5
[INFO] [stdout]     |
[INFO] [stdout] 227 | pub fn xxd_str<T: Read>( data: T, format: Option<Format>) -> String {
[INFO] [stdout]     |                          ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 228 |     let format = Format::or_default(format);
[INFO] [stdout] 229 |     let fmt = format.formatter();
[INFO] [stdout]     |         --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 230 |     xxd(data, Some(format)).map(|line| fmt(line)).fold(String::new(), |mut res, line| {let _ = writeln!(&mut res, "{}", line);res})
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[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/lib.rs:208:15
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub fn xxd<T: Read>( data: T, format: Option<Format>) -> XxdLines<T> {
[INFO] [stdout]     |                      ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 207 |     XxdLines {
[INFO] [stdout] 208 |         iter: data.bytes(),
[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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/lib.rs:230:5
[INFO] [stdout]     |
[INFO] [stdout] 227 | pub fn xxd_str<T: Read>( data: T, format: Option<Format>) -> String {
[INFO] [stdout]     |                          ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 228 |     let format = Format::or_default(format);
[INFO] [stdout] 229 |     let fmt = format.formatter();
[INFO] [stdout]     |         --- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 230 |     xxd(data, Some(format)).map(|line| fmt(line)).fold(String::new(), |mut res, line| {let _ = writeln!(&mut res, "{}", line);res})
[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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hex-utils` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hex-utils` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c769642f1487f4dbc1e0ec6f020603221e0c8486dca332978b1c158b31e341b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c769642f1487f4dbc1e0ec6f020603221e0c8486dca332978b1c158b31e341b6", kill_on_drop: false }`
[INFO] [stdout] c769642f1487f4dbc1e0ec6f020603221e0c8486dca332978b1c158b31e341b6