[INFO] cloning repository https://github.com/Catvert/roccat-vulcan-helper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Catvert/roccat-vulcan-helper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCatvert%2Froccat-vulcan-helper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCatvert%2Froccat-vulcan-helper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e9ed82305d72fb0ab15877a25002a2e00002b08e [INFO] checking Catvert/roccat-vulcan-helper/e9ed82305d72fb0ab15877a25002a2e00002b08e 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%2FCatvert%2Froccat-vulcan-helper" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Catvert/roccat-vulcan-helper 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/Catvert/roccat-vulcan-helper [INFO] finished tweaking git repo https://github.com/Catvert/roccat-vulcan-helper [INFO] tweaked toml for git repo https://github.com/Catvert/roccat-vulcan-helper written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Catvert/roccat-vulcan-helper 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] 6de2b9e34444d78b894f68dc000ebdca4d8bdbc1b11f8a9eb86d03b60b1dd3a3 [INFO] running `Command { std: "docker" "start" "-a" "6de2b9e34444d78b894f68dc000ebdca4d8bdbc1b11f8a9eb86d03b60b1dd3a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6de2b9e34444d78b894f68dc000ebdca4d8bdbc1b11f8a9eb86d03b60b1dd3a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6de2b9e34444d78b894f68dc000ebdca4d8bdbc1b11f8a9eb86d03b60b1dd3a3", kill_on_drop: false }` [INFO] [stdout] 6de2b9e34444d78b894f68dc000ebdca4d8bdbc1b11f8a9eb86d03b60b1dd3a3 [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] 036b32ce557d2eedec228c5c35737032a3eec1a096c8b4941738b6131f9de33e [INFO] running `Command { std: "docker" "start" "-a" "036b32ce557d2eedec228c5c35737032a3eec1a096c8b4941738b6131f9de33e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling serde v1.0.89 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Compiling serde_derive v1.0.89 [INFO] [stderr] Checking ron v0.5.0 [INFO] [stderr] Checking roccat-vulcan-helper v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use clap::{App, Arg, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PathBuf` [INFO] [stdout] --> src/main.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:6:22 [INFO] [stdout] | [INFO] [stdout] 6 | use clap::{App, Arg, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PathBuf` [INFO] [stdout] --> src/main.rs:7:23 [INFO] [stdout] | [INFO] [stdout] 7 | use std::path::{Path, PathBuf}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cat` [INFO] [stdout] --> src/settings.rs:262:25 [INFO] [stdout] | [INFO] [stdout] 262 | let cat = self [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `description` is never used [INFO] [stdout] --> src/key.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Category { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn description(&self) -> &str { &self.description } [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:44:76 [INFO] [stdout] | [INFO] [stdout] 44 | settings.set_mode(Mode::from_str(mode).unwrap_or_else(|err| panic!(err))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 44 | settings.set_mode(Mode::from_str(mode).unwrap_or_else(|err| panic!("{}", err))); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cat` [INFO] [stdout] --> src/settings.rs:262:25 [INFO] [stdout] | [INFO] [stdout] 262 | let cat = self [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cat` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | settings.save(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 47 | let _ = settings.save(); [INFO] [stdout] | +++++++ [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/settings.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | #[derive(Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `description` is never used [INFO] [stdout] --> src/key.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Category { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn description(&self) -> &str { &self.description } [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:44:76 [INFO] [stdout] | [INFO] [stdout] 44 | settings.set_mode(Mode::from_str(mode).unwrap_or_else(|err| panic!(err))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 44 | settings.set_mode(Mode::from_str(mode).unwrap_or_else(|err| panic!("{}", err))); [INFO] [stdout] | +++++ [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/settings.rs:216:9 [INFO] [stdout] | [INFO] [stdout] 215 | let mut file = File::create(&self.config_path).map_err(|err| err.to_string())?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 216 | / file.write_all( [INFO] [stdout] 217 | | ron::ser::to_string_pretty(self, PrettyConfig::default()) [INFO] [stdout] 218 | | .map_err(|err| err.to_string())? [INFO] [stdout] 219 | | .as_bytes(), [INFO] [stdout] 220 | | ) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | settings.save(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 47 | let _ = settings.save(); [INFO] [stdout] | +++++++ [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/settings.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | #[derive(Serialize, Deserialize)] [INFO] [stdout] | ^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] = note: this error originates in the macro `try` (in Nightly builds, run with -Z macro-backtrace for more info) [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/settings.rs:216:9 [INFO] [stdout] | [INFO] [stdout] 215 | let mut file = File::create(&self.config_path).map_err(|err| err.to_string())?; [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 216 | / file.write_all( [INFO] [stdout] 217 | | ron::ser::to_string_pretty(self, PrettyConfig::default()) [INFO] [stdout] 218 | | .map_err(|err| err.to_string())? [INFO] [stdout] 219 | | .as_bytes(), [INFO] [stdout] 220 | | ) [INFO] [stdout] | | ^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________| [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] [stderr] error: could not compile `roccat-vulcan-helper` (bin "roccat-vulcan-helper") due to 3 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `roccat-vulcan-helper` (bin "roccat-vulcan-helper" test) due to 3 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "036b32ce557d2eedec228c5c35737032a3eec1a096c8b4941738b6131f9de33e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "036b32ce557d2eedec228c5c35737032a3eec1a096c8b4941738b6131f9de33e", kill_on_drop: false }` [INFO] [stdout] 036b32ce557d2eedec228c5c35737032a3eec1a096c8b4941738b6131f9de33e