[INFO] cloning repository https://github.com/clemado1/rust-exercise [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clemado1/rust-exercise" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclemado1%2Frust-exercise", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclemado1%2Frust-exercise'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc8cf6772642349b3f72cd7eb2c29765873e1404 [INFO] checking clemado1/rust-exercise/dc8cf6772642349b3f72cd7eb2c29765873e1404 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%2Fclemado1%2Frust-exercise" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/clemado1/rust-exercise 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/clemado1/rust-exercise [INFO] finished tweaking git repo https://github.com/clemado1/rust-exercise [INFO] tweaked toml for git repo https://github.com/clemado1/rust-exercise written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/clemado1/rust-exercise 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: /workspace/builds/worker-4-tc2/source/d4_builder_derive/Cargo.toml: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition [INFO] [stderr] (in the `d4_builder_derive` library target) [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c3f3a2b4f0260336cb0e3d94047cfab67509632504bd56513581e2a1e97ddb3a [INFO] running `Command { std: "docker" "start" "-a" "c3f3a2b4f0260336cb0e3d94047cfab67509632504bd56513581e2a1e97ddb3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3f3a2b4f0260336cb0e3d94047cfab67509632504bd56513581e2a1e97ddb3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3f3a2b4f0260336cb0e3d94047cfab67509632504bd56513581e2a1e97ddb3a", kill_on_drop: false }` [INFO] [stdout] c3f3a2b4f0260336cb0e3d94047cfab67509632504bd56513581e2a1e97ddb3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3d13919e6b1047527af40c348a406d59cbb77dd2ab48aec9a4b89f065378bf47 [INFO] running `Command { std: "docker" "start" "-a" "3d13919e6b1047527af40c348a406d59cbb77dd2ab48aec9a4b89f065378bf47", kill_on_drop: false }` [INFO] [stderr] warning: /opt/rustwide/workdir/d4_builder_derive/Cargo.toml: `proc_macro` is deprecated in favor of `proc-macro` and will not work in the 2024 edition [INFO] [stderr] (in the `d4_builder_derive` library target) [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.45 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking gui v0.1.0 (/opt/rustwide/workdir/gui) [INFO] [stderr] Checking blog v0.1.0 (/opt/rustwide/workdir/blog) [INFO] [stdout] warning: unused variable: `post` [INFO] [stdout] --> blog/src/lib.rs:68:27 [INFO] [stdout] | [INFO] [stdout] 68 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `State` is never used [INFO] [stdout] --> blog/src/lib.rs:65:7 [INFO] [stdout] | [INFO] [stdout] 65 | trait State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Draft` is never constructed [INFO] [stdout] --> blog/src/lib.rs:73:8 [INFO] [stdout] | [INFO] [stdout] 73 | struct Draft {} [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PendingReview` is never constructed [INFO] [stdout] --> blog/src/lib.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | struct PendingReview {} [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling d4_builder_derive v0.1.0 (/opt/rustwide/workdir/d4_builder_derive) [INFO] [stdout] warning: value assigned to `ttype` is never read [INFO] [stdout] --> d4_builder_derive/src/lib.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | ttype = top.next().unwrap(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` 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] --> d4_builder_derive/src/lib.rs:83:5 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn setter_derive(input: TokenStream) -> TokenStream { [INFO] [stdout] | ------------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 46 | let mut top = input.into_iter(); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 47 | let mut ttype: TokenTree = top.next().unwrap(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 53 | let name = top.next().unwrap(); [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 54 | [INFO] [stdout] 55 | let mut row_iter = if let Some(TokenTree::Group(g)) = top.next() { [INFO] [stdout] | -------- - these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 83 | res.parse().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; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `d4_builder_derive` (lib) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "3d13919e6b1047527af40c348a406d59cbb77dd2ab48aec9a4b89f065378bf47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d13919e6b1047527af40c348a406d59cbb77dd2ab48aec9a4b89f065378bf47", kill_on_drop: false }` [INFO] [stdout] 3d13919e6b1047527af40c348a406d59cbb77dd2ab48aec9a4b89f065378bf47