[INFO] fetching crate igniter 0.1.2... [INFO] checking igniter-0.1.2 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate igniter 0.1.2 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate igniter 0.1.2 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate igniter 0.1.2 [INFO] finished tweaking crates.io crate igniter 0.1.2 [INFO] tweaked toml for crates.io crate igniter 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 68 packages to latest compatible versions [INFO] [stderr] Adding bitflags v0.9.1 (available: v2.6.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.18) [INFO] [stderr] Adding config v0.7.1 (available: v0.14.0) [INFO] [stderr] Adding csv v0.15.0 (available: v1.3.0) [INFO] [stderr] Adding encode_unicode v0.3.6 (available: v1.0.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding lazy_static v0.2.11 (available: v1.5.0) [INFO] [stderr] Adding linked-hash-map v0.3.0 (available: v0.5.6) [INFO] [stderr] Adding memchr v1.0.2 (available: v2.7.4) [INFO] [stderr] Adding nix v0.9.0 (available: v0.29.0) [INFO] [stderr] Adding nom v3.2.1 (available: v7.1.3) [INFO] [stderr] Adding num-traits v0.1.43 (available: v0.2.19) [INFO] [stderr] Adding prettytable-rs v0.6.7 (available: v0.10.0) [INFO] [stderr] Adding serde v0.8.23 (available: v1.0.210) [INFO] [stderr] Adding serde-hjson v0.8.2 (available: v1.1.0) [INFO] [stderr] Adding serde_test v0.8.23 (available: v1.0.177) [INFO] [stderr] Adding strsim v0.8.0 (available: v0.11.1) [INFO] [stderr] Adding term v0.4.6 (available: v1.0.0) [INFO] [stderr] Adding textwrap v0.11.0 (available: v0.16.1) [INFO] [stderr] Adding toml v0.4.10 (available: v0.8.19) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding winapi v0.2.8 (available: v0.3.9) [INFO] [stderr] Adding yaml-rust v0.3.5 (available: v0.4.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a47419fe40bf94924aeb3c5b2a9965e8676f0ac34ff103c8f22a7cf48a08e46f [INFO] running `Command { std: "docker" "start" "-a" "a47419fe40bf94924aeb3c5b2a9965e8676f0ac34ff103c8f22a7cf48a08e46f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a47419fe40bf94924aeb3c5b2a9965e8676f0ac34ff103c8f22a7cf48a08e46f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a47419fe40bf94924aeb3c5b2a9965e8676f0ac34ff103c8f22a7cf48a08e46f", kill_on_drop: false }` [INFO] [stdout] a47419fe40bf94924aeb3c5b2a9965e8676f0ac34ff103c8f22a7cf48a08e46f [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39d900613e1b17f0cb2a349fdc6914cc37a68f724b0931012b8f47a68a0e17bb [INFO] running `Command { std: "docker" "start" "-a" "39d900613e1b17f0cb2a349fdc6914cc37a68f724b0931012b8f47a68a0e17bb", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling cfg_aliases v0.2.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking rustc-serialize v0.3.25 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking serde-hjson v0.8.2 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.9.0 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking csv v0.15.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking prettytable-rs v0.6.7 [INFO] [stderr] Checking config v0.7.1 [INFO] [stderr] Checking ctrlc v3.4.5 [INFO] [stderr] Checking igniter v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/monitor/file.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env::home_dir; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/monitor/file.rs:55:32 [INFO] [stdout] | [INFO] [stdout] 55 | format!("{}/.igniter/procs", home_dir().unwrap().display()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/monitor/file.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env::home_dir; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/monitor/file.rs:55:32 [INFO] [stdout] | [INFO] [stdout] 55 | format!("{}/.igniter/procs", home_dir().unwrap().display()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/monitor/process.rs:38:11 [INFO] [stdout] | [INFO] [stdout] 33 | let mut command = Command::new(self.data.cmd.clone()); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 38 | match command.spawn() { [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/os.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut ps = Command::new("ps"); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 29 | match ps.output() { [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] warning: fields `pid`, `tty`, `time`, and `cmd` are never read [INFO] [stdout] --> src/os.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Process { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 10 | pid: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | tty: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | time: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | cmd: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Process` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/monitor/process.rs:38:11 [INFO] [stdout] | [INFO] [stdout] 33 | let mut command = Command::new(self.data.cmd.clone()); [INFO] [stdout] | ----------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 38 | match command.spawn() { [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] [stderr] error: could not compile `igniter` (lib) due to 3 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/os.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 25 | let mut ps = Command::new("ps"); [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 29 | match ps.output() { [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] warning: fields `pid`, `tty`, `time`, and `cmd` are never read [INFO] [stdout] --> src/os.rs:10:3 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Process { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 10 | pid: i32, [INFO] [stdout] | ^^^ [INFO] [stdout] 11 | tty: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 12 | time: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | cmd: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Process` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `igniter` (lib test) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "39d900613e1b17f0cb2a349fdc6914cc37a68f724b0931012b8f47a68a0e17bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39d900613e1b17f0cb2a349fdc6914cc37a68f724b0931012b8f47a68a0e17bb", kill_on_drop: false }` [INFO] [stdout] 39d900613e1b17f0cb2a349fdc6914cc37a68f724b0931012b8f47a68a0e17bb