[INFO] cloning repository https://github.com/advil4rent/monitor_simple [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/advil4rent/monitor_simple" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadvil4rent%2Fmonitor_simple", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadvil4rent%2Fmonitor_simple'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2daa380e128c3bdea822ecdf8347d7cb6f2eaefc [INFO] checking advil4rent/monitor_simple/2daa380e128c3bdea822ecdf8347d7cb6f2eaefc 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%2Fadvil4rent%2Fmonitor_simple" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/advil4rent/monitor_simple 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/advil4rent/monitor_simple [INFO] finished tweaking git repo https://github.com/advil4rent/monitor_simple [INFO] tweaked toml for git repo https://github.com/advil4rent/monitor_simple written to /workspace/builds/worker-1-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] Updating crates.io index [INFO] [stderr] Locking 61 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding gpio-cdev v0.5.1 (latest: v0.6.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding memoffset v0.6.5 (latest: v0.9.1) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding nix v0.23.2 (latest: v0.29.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4756b66ce5987e416147dd45353441e92f8caa4660f7d4b901fdd5d161202c10 [INFO] running `Command { std: "docker" "start" "-a" "4756b66ce5987e416147dd45353441e92f8caa4660f7d4b901fdd5d161202c10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4756b66ce5987e416147dd45353441e92f8caa4660f7d4b901fdd5d161202c10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4756b66ce5987e416147dd45353441e92f8caa4660f7d4b901fdd5d161202c10", kill_on_drop: false }` [INFO] [stdout] 4756b66ce5987e416147dd45353441e92f8caa4660f7d4b901fdd5d161202c10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9cb594131290ab6e8a5f0f3758e2f71bf032a90f0a6c0946b98970af4c280577 [INFO] running `Command { std: "docker" "start" "-a" "9cb594131290ab6e8a5f0f3758e2f71bf032a90f0a6c0946b98970af4c280577", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking mio v1.0.2 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking nix v0.23.2 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking gpio-cdev v0.5.1 [INFO] [stderr] Checking peckboard_test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `keys` is never read [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct PeckBoard { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 20 | leds: PeckLEDs, [INFO] [stdout] 21 | keys: PeckKeys, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:101:12 [INFO] [stdout] | [INFO] [stdout] 87 | let right_leds = chip.get_lines(&Self::RIGHT_LINES) [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 91 | let center_leds = chip.get_lines(&Self::CENTER_LINES) [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 95 | let left_leds = chip.get_lines(&Self::LEFT_LINES) [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 101 | Ok(PeckLEDs{ [INFO] [stdout] | ____________^ [INFO] [stdout] 102 | | right_leds, [INFO] [stdout] 103 | | center_leds, [INFO] [stdout] 104 | | left_leds, [INFO] [stdout] 105 | | peck_position: peck_states [INFO] [stdout] 106 | | }) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `peckboard_test` (lib test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `keys` is never read [INFO] [stdout] --> src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct PeckBoard { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 20 | leds: PeckLEDs, [INFO] [stdout] 21 | keys: PeckKeys, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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:101:12 [INFO] [stdout] | [INFO] [stdout] 87 | let right_leds = chip.get_lines(&Self::RIGHT_LINES) [INFO] [stdout] | ---------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 91 | let center_leds = chip.get_lines(&Self::CENTER_LINES) [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 95 | let left_leds = chip.get_lines(&Self::LEFT_LINES) [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 101 | Ok(PeckLEDs{ [INFO] [stdout] | ____________^ [INFO] [stdout] 102 | | right_leds, [INFO] [stdout] 103 | | center_leds, [INFO] [stdout] 104 | | left_leds, [INFO] [stdout] 105 | | peck_position: peck_states [INFO] [stdout] 106 | | }) [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `peckboard_test` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "9cb594131290ab6e8a5f0f3758e2f71bf032a90f0a6c0946b98970af4c280577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cb594131290ab6e8a5f0f3758e2f71bf032a90f0a6c0946b98970af4c280577", kill_on_drop: false }` [INFO] [stdout] 9cb594131290ab6e8a5f0f3758e2f71bf032a90f0a6c0946b98970af4c280577