[INFO] fetching crate rustypot 0.4.2... [INFO] checking rustypot-0.4.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate rustypot 0.4.2 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate rustypot 0.4.2 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 rustypot 0.4.2 [INFO] finished tweaking crates.io crate rustypot 0.4.2 [INFO] tweaked toml for crates.io crate rustypot 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate rustypot 0.4.2 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 68324e6bdc24c363184e5431fc6115dfb827548c347784a43fe2dd1c899136eb [INFO] running `Command { std: "docker" "start" "-a" "68324e6bdc24c363184e5431fc6115dfb827548c347784a43fe2dd1c899136eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68324e6bdc24c363184e5431fc6115dfb827548c347784a43fe2dd1c899136eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68324e6bdc24c363184e5431fc6115dfb827548c347784a43fe2dd1c899136eb", kill_on_drop: false }` [INFO] [stdout] 68324e6bdc24c363184e5431fc6115dfb827548c347784a43fe2dd1c899136eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b2a9c40474a7f7749cbdce2ac686adc188a58365387bc3db0a31126e5e5d3d15 [INFO] running `Command { std: "docker" "start" "-a" "b2a9c40474a7f7749cbdce2ac686adc188a58365387bc3db0a31126e5e5d3d15", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling rustix v0.37.23 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking aho-corasick v1.0.4 [INFO] [stderr] Compiling syn v2.0.29 [INFO] [stderr] Checking regex-automata v0.3.6 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Checking is-terminal v0.4.7 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stderr] Checking regex v1.9.3 [INFO] [stderr] Compiling clap_derive v4.3.12 [INFO] [stderr] Checking clap_builder v4.3.23 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking clap v4.3.23 [INFO] [stderr] Checking rustypot v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `PacketV1` [INFO] [stdout] --> src/protocol/mod.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | pub use v1::{PacketV1, V1}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PacketV2` [INFO] [stdout] --> src/protocol/mod.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | pub use v2::{PacketV2, V2}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PacketV1` [INFO] [stdout] --> src/protocol/mod.rs:4:14 [INFO] [stdout] | [INFO] [stdout] 4 | pub use v1::{PacketV1, V1}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PacketV2` [INFO] [stdout] --> src/protocol/mod.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | pub use v2::{PacketV2, V2}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/protocol/mod.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub trait Protocol { [INFO] [stdout] | -------- associated function in this trait [INFO] [stdout] 15 | fn new() -> Self [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `id` and `errors` are never used [INFO] [stdout] --> src/packet.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub trait StatusPacket { [INFO] [stdout] | ------------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 36 | fn id(&self) -> u8; [INFO] [stdout] | ^^ [INFO] [stdout] 37 | fn errors(&self) -> &Vec; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/protocol/mod.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub trait Protocol { [INFO] [stdout] | -------- associated function in this trait [INFO] [stdout] 15 | fn new() -> Self [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `id` and `errors` are never used [INFO] [stdout] --> src/packet.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub trait StatusPacket { [INFO] [stdout] | ------------ methods in this trait [INFO] [stdout] ... [INFO] [stdout] 36 | fn id(&self) -> u8; [INFO] [stdout] | ^^ [INFO] [stdout] 37 | fn errors(&self) -> &Vec; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings 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/bin/dxl_scan.rs:33:22 [INFO] [stdout] | [INFO] [stdout] 33 | .filter(|id| io.ping(serial_port.as_mut(), *id).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] = 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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/bin/dxl_scan.rs:33:22 [INFO] [stdout] | [INFO] [stdout] 33 | .filter(|id| io.ping(serial_port.as_mut(), *id).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] = 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 `rustypot` (bin "dxl_scan") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rustypot` (bin "dxl_scan" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b2a9c40474a7f7749cbdce2ac686adc188a58365387bc3db0a31126e5e5d3d15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2a9c40474a7f7749cbdce2ac686adc188a58365387bc3db0a31126e5e5d3d15", kill_on_drop: false }` [INFO] [stdout] b2a9c40474a7f7749cbdce2ac686adc188a58365387bc3db0a31126e5e5d3d15