[INFO] cloning repository https://github.com/41Leahcim/json_parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/41Leahcim/json_parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F41Leahcim%2Fjson_parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F41Leahcim%2Fjson_parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 342b0d6a297d3e4b00034b8d4c99bb130aba8b11 [INFO] checking 41Leahcim/json_parser/342b0d6a297d3e4b00034b8d4c99bb130aba8b11 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F41Leahcim%2Fjson_parser" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/41Leahcim/json_parser 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 git repo https://github.com/41Leahcim/json_parser [INFO] finished tweaking git repo https://github.com/41Leahcim/json_parser [INFO] tweaked toml for git repo https://github.com/41Leahcim/json_parser written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/41Leahcim/json_parser 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b76906755883d7fdebf4ec55170e9fda690b1ebf3ee4309646eae7c78ede7eee [INFO] running `Command { std: "docker" "start" "-a" "b76906755883d7fdebf4ec55170e9fda690b1ebf3ee4309646eae7c78ede7eee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b76906755883d7fdebf4ec55170e9fda690b1ebf3ee4309646eae7c78ede7eee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b76906755883d7fdebf4ec55170e9fda690b1ebf3ee4309646eae7c78ede7eee", kill_on_drop: false }` [INFO] [stdout] b76906755883d7fdebf4ec55170e9fda690b1ebf3ee4309646eae7c78ede7eee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ee7a1333032f6db3fed8112b65143705ea4c28f32496af826dde6fac85bd5f4f [INFO] running `Command { std: "docker" "start" "-a" "ee7a1333032f6db3fed8112b65143705ea4c28f32496af826dde6fac85bd5f4f", kill_on_drop: false }` [INFO] [stderr] Checking either v1.12.0 [INFO] [stderr] Checking itertools v0.13.0 [INFO] [stderr] Checking json_parser v0.1.0 (/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/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | fn compare_iter_str(iter: impl IntoIterator, string: &str) -> bool { [INFO] [stdout] | ------------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | / iter.into_iter() [INFO] [stdout] 30 | | .take(string.len()) [INFO] [stdout] 31 | | .zip(string.chars()) [INFO] [stdout] 32 | | .filter(|(left, right)| left == right) [INFO] [stdout] | |______________________________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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:53:24 [INFO] [stdout] | [INFO] [stdout] 52 | fn from_iter>(iter: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | Self::new(&mut iter.into_iter().peekable()).unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:141:9 [INFO] [stdout] | [INFO] [stdout] 136 | fn read_number>(first: char, iter: T) -> Result [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 141 | iter.into_iter() [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `json_parser` (lib) due to 4 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/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | fn compare_iter_str(iter: impl IntoIterator, string: &str) -> bool { [INFO] [stdout] | ------------------------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 29 | / iter.into_iter() [INFO] [stdout] 30 | | .take(string.len()) [INFO] [stdout] 31 | | .zip(string.chars()) [INFO] [stdout] 32 | | .filter(|(left, right)| left == right) [INFO] [stdout] | |______________________________________________^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #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:53:24 [INFO] [stdout] | [INFO] [stdout] 52 | fn from_iter>(iter: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 53 | Self::new(&mut iter.into_iter().peekable()).unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [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:141:9 [INFO] [stdout] | [INFO] [stdout] 136 | fn read_number>(first: char, iter: T) -> Result [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 141 | iter.into_iter() [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `json_parser` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "ee7a1333032f6db3fed8112b65143705ea4c28f32496af826dde6fac85bd5f4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee7a1333032f6db3fed8112b65143705ea4c28f32496af826dde6fac85bd5f4f", kill_on_drop: false }` [INFO] [stdout] ee7a1333032f6db3fed8112b65143705ea4c28f32496af826dde6fac85bd5f4f