[INFO] cloning repository https://github.com/calvin-laurenson/iqble [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/calvin-laurenson/iqble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalvin-laurenson%2Fiqble", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalvin-laurenson%2Fiqble'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3178539d750ac5ebbfcfc201eddd9dd49fa7b27d [INFO] checking calvin-laurenson/iqble/3178539d750ac5ebbfcfc201eddd9dd49fa7b27d 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%2Fcalvin-laurenson%2Fiqble" "/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/calvin-laurenson/iqble 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/calvin-laurenson/iqble [INFO] finished tweaking git repo https://github.com/calvin-laurenson/iqble [INFO] tweaked toml for git repo https://github.com/calvin-laurenson/iqble written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/calvin-laurenson/iqble 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] d3d9c0d9d0486abd1d1c3c381312bed7af58515fddbe94c6de425505228d6a12 [INFO] running `Command { std: "docker" "start" "-a" "d3d9c0d9d0486abd1d1c3c381312bed7af58515fddbe94c6de425505228d6a12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d3d9c0d9d0486abd1d1c3c381312bed7af58515fddbe94c6de425505228d6a12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3d9c0d9d0486abd1d1c3c381312bed7af58515fddbe94c6de425505228d6a12", kill_on_drop: false }` [INFO] [stdout] d3d9c0d9d0486abd1d1c3c381312bed7af58515fddbe94c6de425505228d6a12 [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] c6ce54ead9448a83a5f22afe808e37ce1f0a4174a62a29ee89a7aee87ca46f9f [INFO] running `Command { std: "docker" "start" "-a" "c6ce54ead9448a83a5f22afe808e37ce1f0a4174a62a29ee89a7aee87ca46f9f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling rustversion v1.0.7 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling libdbus-sys v0.2.2 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling uuid v1.1.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking nix v0.24.1 [INFO] [stderr] Checking gilrs-core v0.4.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking gilrs v0.9.0 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling custom_debug_derive v0.5.0 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling strum_macros v0.24.2 [INFO] [stderr] Compiling displaydoc v0.2.3 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Checking custom_debug v0.5.0 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking strum v0.24.1 [INFO] [stderr] Checking dbus v0.9.5 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking tokio-stream v0.1.9 [INFO] [stderr] Checking dbus-tokio v0.7.5 [INFO] [stderr] Checking dbus-crossroads v0.5.0 [INFO] [stderr] Compiling bluer v0.15.0 [INFO] [stderr] Checking iqble v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `CharacteristicNotifyMethod`, `CharacteristicNotify`, `Characteristic`, and `Service` [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | Application, Characteristic, CharacteristicNotify, CharacteristicNotifyMethod, Service, [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `interval` [INFO] [stdout] --> src/main.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | time::{interval, sleep}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `CharacteristicNotifyMethod`, `CharacteristicNotify`, `Characteristic`, and `Service` [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | Application, Characteristic, CharacteristicNotify, CharacteristicNotifyMethod, Service, [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `interval` [INFO] [stdout] --> src/main.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 13 | time::{interval, sleep}, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:20:41 [INFO] [stdout] | [INFO] [stdout] 20 | fun: Box::new(move |req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:32:86 [INFO] [stdout] | [INFO] [stdout] 32 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:66:41 [INFO] [stdout] | [INFO] [stdout] 66 | fun: Box::new(move |req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:78:86 [INFO] [stdout] | [INFO] [stdout] 78 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iq_brain.rs:47:76 [INFO] [stdout] | [INFO] [stdout] 47 | method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_value` [INFO] [stdout] --> src/iq_controller.rs:203:75 [INFO] [stdout] | [INFO] [stdout] 203 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_controller.rs:203:86 [INFO] [stdout] | [INFO] [stdout] 203 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:20:41 [INFO] [stdout] | [INFO] [stdout] 20 | fun: Box::new(move |req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:32:86 [INFO] [stdout] | [INFO] [stdout] 32 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:66:41 [INFO] [stdout] | [INFO] [stdout] 66 | fun: Box::new(move |req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_brain.rs:78:86 [INFO] [stdout] | [INFO] [stdout] 78 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/iq_brain.rs:47:76 [INFO] [stdout] | [INFO] [stdout] 47 | method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` 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/iq_brain.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 47 | method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 48 | / async move { [INFO] [stdout] 49 | | tokio::spawn(async move { [INFO] [stdout] 50 | | println!( [INFO] [stdout] 51 | | "Recived notify subscription on BRAIN_RX with confirming={:?}", [INFO] [stdout] ... | [INFO] [stdout] 54 | | }); [INFO] [stdout] 55 | | } [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/iq_controller.rs:147:25 [INFO] [stdout] | [INFO] [stdout] 146 | method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 147 | / async move { [INFO] [stdout] 148 | | tokio::spawn(async move { [INFO] [stdout] 149 | | println!( [INFO] [stdout] 150 | | "Notification session start with confirming={:?}", [INFO] [stdout] ... | [INFO] [stdout] 180 | | }); [INFO] [stdout] 181 | | } [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 2 previous errors; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `new_value` [INFO] [stdout] --> src/iq_controller.rs:203:75 [INFO] [stdout] | [INFO] [stdout] 203 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `iqble` (bin "iqble") due to 3 previous errors; 9 warnings emitted [INFO] [stdout] warning: unused variable: `req` [INFO] [stdout] --> src/iq_controller.rs:203:86 [INFO] [stdout] | [INFO] [stdout] 203 | method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_req` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/iq_brain.rs:48:25 [INFO] [stdout] | [INFO] [stdout] 47 | method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 48 | / async move { [INFO] [stdout] 49 | | tokio::spawn(async move { [INFO] [stdout] 50 | | println!( [INFO] [stdout] 51 | | "Recived notify subscription on BRAIN_RX with confirming={:?}", [INFO] [stdout] ... | [INFO] [stdout] 54 | | }); [INFO] [stdout] 55 | | } [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/iq_controller.rs:147:25 [INFO] [stdout] | [INFO] [stdout] 146 | method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 147 | / async move { [INFO] [stdout] 148 | | tokio::spawn(async move { [INFO] [stdout] 149 | | println!( [INFO] [stdout] 150 | | "Notification session start with confirming={:?}", [INFO] [stdout] ... | [INFO] [stdout] 180 | | }); [INFO] [stdout] 181 | | } [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 2 previous errors; 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `iqble` (bin "iqble" test) due to 3 previous errors; 9 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c6ce54ead9448a83a5f22afe808e37ce1f0a4174a62a29ee89a7aee87ca46f9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6ce54ead9448a83a5f22afe808e37ce1f0a4174a62a29ee89a7aee87ca46f9f", kill_on_drop: false }` [INFO] [stdout] c6ce54ead9448a83a5f22afe808e37ce1f0a4174a62a29ee89a7aee87ca46f9f