[INFO] cloning repository https://github.com/bradfordcp/lionchief [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bradfordcp/lionchief" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradfordcp%2Flionchief", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbradfordcp%2Flionchief'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 41edf7522f1c998ea3781381fbd9186c5dd592f6 [INFO] checking bradfordcp/lionchief/41edf7522f1c998ea3781381fbd9186c5dd592f6 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%2Fbradfordcp%2Flionchief" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bradfordcp/lionchief 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/bradfordcp/lionchief [INFO] finished tweaking git repo https://github.com/bradfordcp/lionchief [INFO] tweaked toml for git repo https://github.com/bradfordcp/lionchief written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/bradfordcp/lionchief 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-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] 609ec90f68036368c60e1cd844431660b9695f5446eb9018b548ea8c72765e0b [INFO] running `Command { std: "docker" "start" "-a" "609ec90f68036368c60e1cd844431660b9695f5446eb9018b548ea8c72765e0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "609ec90f68036368c60e1cd844431660b9695f5446eb9018b548ea8c72765e0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "609ec90f68036368c60e1cd844431660b9695f5446eb9018b548ea8c72765e0b", kill_on_drop: false }` [INFO] [stdout] 609ec90f68036368c60e1cd844431660b9695f5446eb9018b548ea8c72765e0b [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] 9cb43b72f2c4f70cee4711ae3e52100736b4488c6e10ac9ee1a1afedbb04a4ab [INFO] running `Command { std: "docker" "start" "-a" "9cb43b72f2c4f70cee4711ae3e52100736b4488c6e10ac9ee1a1afedbb04a4ab", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling libdbus-sys v0.2.1 [INFO] [stderr] Checking dbus v0.6.5 [INFO] [stderr] Checking blurz v0.4.0 [INFO] [stderr] Checking lionchief v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fs::read` [INFO] [stdout] --> src/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{fs::read, thread}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fs::read` [INFO] [stdout] --> src/main.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{fs::read, thread}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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/main.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 51 | .filter(|device| device.get_address().is_ok()) [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/main.rs:52:24 [INFO] [stdout] | [INFO] [stdout] 52 | .find(|device| device.get_address().unwrap() == LOCOMOTIVE_MAC); [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/main.rs:69:33 [INFO] [stdout] | [INFO] [stdout] 69 | .find(|service| service.get_uuid().unwrap() == LIONCHIEF_SERVICE).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/main.rs:86:40 [INFO] [stdout] | [INFO] [stdout] 86 | .find(|characteristic| characteristic.get_uuid().unwrap() == WRITE_CHARACTERISTIC).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: aborting due to 4 previous errors; 1 warning emitted [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/main.rs:51:26 [INFO] [stdout] | [INFO] [stdout] 51 | .filter(|device| device.get_address().is_ok()) [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/main.rs:52:24 [INFO] [stdout] | [INFO] [stdout] 52 | .find(|device| device.get_address().unwrap() == LOCOMOTIVE_MAC); [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/main.rs:69:33 [INFO] [stdout] | [INFO] [stdout] 69 | .find(|service| service.get_uuid().unwrap() == LIONCHIEF_SERVICE).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/main.rs:86:40 [INFO] [stdout] | [INFO] [stdout] 86 | .find(|characteristic| characteristic.get_uuid().unwrap() == WRITE_CHARACTERISTIC).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: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lionchief` (bin "lionchief") due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `lionchief` (bin "lionchief" test) due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "9cb43b72f2c4f70cee4711ae3e52100736b4488c6e10ac9ee1a1afedbb04a4ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cb43b72f2c4f70cee4711ae3e52100736b4488c6e10ac9ee1a1afedbb04a4ab", kill_on_drop: false }` [INFO] [stdout] 9cb43b72f2c4f70cee4711ae3e52100736b4488c6e10ac9ee1a1afedbb04a4ab