[INFO] fetching crate lts 0.3.1... [INFO] checking lts-0.3.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate lts 0.3.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate lts 0.3.1 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 lts 0.3.1 [INFO] finished tweaking crates.io crate lts 0.3.1 [INFO] tweaked toml for crates.io crate lts 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate lts 0.3.1 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] [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64d4d219de60c1889b61321ec0933469360a881435aa47f193e4a4da873d1ae2 [INFO] running `Command { std: "docker" "start" "-a" "64d4d219de60c1889b61321ec0933469360a881435aa47f193e4a4da873d1ae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64d4d219de60c1889b61321ec0933469360a881435aa47f193e4a4da873d1ae2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64d4d219de60c1889b61321ec0933469360a881435aa47f193e4a4da873d1ae2", kill_on_drop: false }` [INFO] [stdout] 64d4d219de60c1889b61321ec0933469360a881435aa47f193e4a4da873d1ae2 [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] c4cc43fb93e83b2b11344e7c02dee7239fdcfce6188798f47febac9dcc67c312 [INFO] running `Command { std: "docker" "start" "-a" "c4cc43fb93e83b2b11344e7c02dee7239fdcfce6188798f47febac9dcc67c312", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling serde_derive v1.0.98 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking lts v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/regfork.rs:318:21 [INFO] [stdout] | [INFO] [stdout] 318 | if let Some(path) = CargoConfig::cargo_private_custom_git_repo_path(&self.git_checkout) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `path` [INFO] [stdout] --> src/regfork.rs:318:21 [INFO] [stdout] | [INFO] [stdout] 318 | if let Some(path) = CargoConfig::cargo_private_custom_git_repo_path(&self.git_checkout) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_path` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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/lib.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 132 | fn parse_yankspecs(args: I, yank: bool) -> Vec where I: Iterator { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 133 | / args.filter_map(|arg| { [INFO] [stdout] 134 | | let pos = match arg.as_bytes().iter().position(|&c| !(c as char).is_alphanumeric() && c != b'_' && c != b'-') { [INFO] [stdout] 135 | | Some(p) => p, [INFO] [stdout] 136 | | None => { [INFO] [stdout] ... | [INFO] [stdout] 158 | | }) [INFO] [stdout] 159 | | }).collect() [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; 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/lib.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 132 | fn parse_yankspecs(args: I, yank: bool) -> Vec where I: Iterator { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 133 | / args.filter_map(|arg| { [INFO] [stdout] 134 | | let pos = match arg.as_bytes().iter().position(|&c| !(c as char).is_alphanumeric() && c != b'_' && c != b'-') { [INFO] [stdout] 135 | | Some(p) => p, [INFO] [stdout] 136 | | None => { [INFO] [stdout] ... | [INFO] [stdout] 158 | | }) [INFO] [stdout] 159 | | }).collect() [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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `lts` (lib test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `lts` (lib) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "c4cc43fb93e83b2b11344e7c02dee7239fdcfce6188798f47febac9dcc67c312", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4cc43fb93e83b2b11344e7c02dee7239fdcfce6188798f47febac9dcc67c312", kill_on_drop: false }` [INFO] [stdout] c4cc43fb93e83b2b11344e7c02dee7239fdcfce6188798f47febac9dcc67c312