[INFO] fetching crate list-to-tabs 1.0.1... [INFO] checking list-to-tabs-1.0.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate list-to-tabs 1.0.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate list-to-tabs 1.0.1 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 list-to-tabs 1.0.1 [INFO] finished tweaking crates.io crate list-to-tabs 1.0.1 [INFO] tweaked toml for crates.io crate list-to-tabs 1.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate list-to-tabs 1.0.1 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" "+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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 44f5b3fbf0cd09a3ca7e0051c8f52b782f1988f767485973fcc1dbc67580befc [INFO] running `Command { std: "docker" "start" "-a" "44f5b3fbf0cd09a3ca7e0051c8f52b782f1988f767485973fcc1dbc67580befc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44f5b3fbf0cd09a3ca7e0051c8f52b782f1988f767485973fcc1dbc67580befc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44f5b3fbf0cd09a3ca7e0051c8f52b782f1988f767485973fcc1dbc67580befc", kill_on_drop: false }` [INFO] [stdout] 44f5b3fbf0cd09a3ca7e0051c8f52b782f1988f767485973fcc1dbc67580befc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e9dd5d576c850752c0b0c9554a47edc22be0cf1e58ae76159b63a6319cd3b6f0 [INFO] running `Command { std: "docker" "start" "-a" "e9dd5d576c850752c0b0c9554a47edc22be0cf1e58ae76159b63a6319cd3b6f0", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Checking is_terminal_polyfill v1.70.0 [INFO] [stderr] Checking colorchoice v1.0.1 [INFO] [stderr] Checking anstyle v1.0.7 [INFO] [stderr] Checking anstyle-query v1.1.0 [INFO] [stderr] Checking clap_lex v0.7.1 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking anstyle-parse v0.2.4 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Checking anstream v0.6.14 [INFO] [stderr] Checking clap_builder v4.5.7 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling clap_derive v4.5.5 [INFO] [stderr] Checking clap v4.5.7 [INFO] [stderr] Checking list-to-tabs v1.0.1 (/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/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 48 | fn read_lines_to_vec(filename: impl AsRef) -> Vec { [INFO] [stdout] | ------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | let ingestion_file = std::fs::File::open(filename).expect("File does not exist."); [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | let buffer = std::io::BufReader::new(ingestion_file); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | buffer.lines().map(|line| line.expect("Could not parse line.")).collect() [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: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `list-to-tabs` (bin "list-to-tabs") due to 2 previous errors [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/main.rs:51:5 [INFO] [stdout] | [INFO] [stdout] 48 | fn read_lines_to_vec(filename: impl AsRef) -> Vec { [INFO] [stdout] | ------------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 49 | let ingestion_file = std::fs::File::open(filename).expect("File does not exist."); [INFO] [stdout] | -------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 50 | let buffer = std::io::BufReader::new(ingestion_file); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 51 | buffer.lines().map(|line| line.expect("Could not parse line.")).collect() [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `list-to-tabs` (bin "list-to-tabs" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "e9dd5d576c850752c0b0c9554a47edc22be0cf1e58ae76159b63a6319cd3b6f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9dd5d576c850752c0b0c9554a47edc22be0cf1e58ae76159b63a6319cd3b6f0", kill_on_drop: false }` [INFO] [stdout] e9dd5d576c850752c0b0c9554a47edc22be0cf1e58ae76159b63a6319cd3b6f0