[INFO] fetching crate parterm 0.1.2... [INFO] checking parterm-0.1.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate parterm 0.1.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate parterm 0.1.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate parterm 0.1.2 [INFO] finished tweaking crates.io crate parterm 0.1.2 [INFO] tweaked toml for crates.io crate parterm 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate parterm 0.1.2 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccd753f2a653564ba65893e9beeff1b9fce15f1cafb2038c8b01137de369fe54 [INFO] running `Command { std: "docker" "start" "-a" "ccd753f2a653564ba65893e9beeff1b9fce15f1cafb2038c8b01137de369fe54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccd753f2a653564ba65893e9beeff1b9fce15f1cafb2038c8b01137de369fe54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccd753f2a653564ba65893e9beeff1b9fce15f1cafb2038c8b01137de369fe54", kill_on_drop: false }` [INFO] [stdout] ccd753f2a653564ba65893e9beeff1b9fce15f1cafb2038c8b01137de369fe54 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b95b6ab192cf585745d4d8d0893b06ff4d77ea06466f3983aee19944fd9313c0 [INFO] running `Command { std: "docker" "start" "-a" "b95b6ab192cf585745d4d8d0893b06ff4d77ea06466f3983aee19944fd9313c0", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling rustversion v1.0.6 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling signal-hook v0.3.13 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking os_str_bytes v6.3.1 [INFO] [stderr] Compiling anyhow v1.0.44 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking clap_lex v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking nix v0.23.0 [INFO] [stderr] Checking clap v4.0.19 [INFO] [stderr] Checking chrono v0.4.22 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking flexi_logger v0.24.1 [INFO] [stderr] Checking parterm v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/parterm.rs:241:19 [INFO] [stdout] | [INFO] [stdout] 239 | let mut output = get_pipe("test", false).unwrap(); [INFO] [stdout] | ---------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 240 | let mut data = [0; 256]; [INFO] [stdout] 241 | match output.read(&mut data) { [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 `parterm` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "b95b6ab192cf585745d4d8d0893b06ff4d77ea06466f3983aee19944fd9313c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b95b6ab192cf585745d4d8d0893b06ff4d77ea06466f3983aee19944fd9313c0", kill_on_drop: false }` [INFO] [stdout] b95b6ab192cf585745d4d8d0893b06ff4d77ea06466f3983aee19944fd9313c0