[INFO] fetching crate emacs-pool 0.2.0... [INFO] checking emacs-pool-0.2.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate emacs-pool 0.2.0 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate emacs-pool 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 emacs-pool 0.2.0 [INFO] finished tweaking crates.io crate emacs-pool 0.2.0 [INFO] tweaked toml for crates.io crate emacs-pool 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate emacs-pool 0.2.0 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-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] c7be22bcc12530bbd0a5bf5c3fc9f84b15cc34d95690d588199ffcaf8c489c98 [INFO] running `Command { std: "docker" "start" "-a" "c7be22bcc12530bbd0a5bf5c3fc9f84b15cc34d95690d588199ffcaf8c489c98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7be22bcc12530bbd0a5bf5c3fc9f84b15cc34d95690d588199ffcaf8c489c98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7be22bcc12530bbd0a5bf5c3fc9f84b15cc34d95690d588199ffcaf8c489c98", kill_on_drop: false }` [INFO] [stdout] c7be22bcc12530bbd0a5bf5c3fc9f84b15cc34d95690d588199ffcaf8c489c98 [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] fc6fcc1daaddec5d96c09475022610144316dcb67a0e23e5f9970b8e84cca9b6 [INFO] running `Command { std: "docker" "start" "-a" "fc6fcc1daaddec5d96c09475022610144316dcb67a0e23e5f9970b8e84cca9b6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.127 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.3 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling syn v1.0.99 [INFO] [stderr] Checking once_cell v1.13.0 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling tokio v1.20.1 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking os_str_bytes v6.2.0 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking tracing-core v0.1.29 [INFO] [stderr] Checking tracing v0.1.36 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking clap v3.2.16 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking futures-util v0.3.21 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stderr] Checking emacs-pool 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/daemon.rs:43:22 [INFO] [stdout] | [INFO] [stdout] 31 | let mut cmd = Command::new(emacs_path); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 37 | let mut child = cmd.spawn().expect("Could not spawn emacs daemon"); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | [INFO] [stdout] 39 | let stderr = child.stderr.take().expect("Could not get stderr"); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 40 | let stderr_reader = FramedRead::new(stderr, LinesCodec::new()); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 43 | process: Some(child), [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/daemon.rs:43:22 [INFO] [stdout] | [INFO] [stdout] 31 | let mut cmd = Command::new(emacs_path); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 37 | let mut child = cmd.spawn().expect("Could not spawn emacs daemon"); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | [INFO] [stdout] 39 | let stderr = child.stderr.take().expect("Could not get stderr"); [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 40 | let stderr_reader = FramedRead::new(stderr, LinesCodec::new()); [INFO] [stdout] | ------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 43 | process: Some(child), [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] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `emacs-pool` (bin "emacs-pool-daemon") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `emacs-pool` (bin "emacs-pool-daemon" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "fc6fcc1daaddec5d96c09475022610144316dcb67a0e23e5f9970b8e84cca9b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc6fcc1daaddec5d96c09475022610144316dcb67a0e23e5f9970b8e84cca9b6", kill_on_drop: false }` [INFO] [stdout] fc6fcc1daaddec5d96c09475022610144316dcb67a0e23e5f9970b8e84cca9b6