[INFO] fetching crate mni2mz3 1.0.0... [INFO] checking mni2mz3-1.0.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate mni2mz3 1.0.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate mni2mz3 1.0.0 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 mni2mz3 1.0.0 [INFO] finished tweaking crates.io crate mni2mz3 1.0.0 [INFO] tweaked toml for crates.io crate mni2mz3 1.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate mni2mz3 1.0.0 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-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] 1e8a17df71422ffcab801fb959c5af35eeadc97182b1c1824c48ae44be1340bd [INFO] running `Command { std: "docker" "start" "-a" "1e8a17df71422ffcab801fb959c5af35eeadc97182b1c1824c48ae44be1340bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e8a17df71422ffcab801fb959c5af35eeadc97182b1c1824c48ae44be1340bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e8a17df71422ffcab801fb959c5af35eeadc97182b1c1824c48ae44be1340bd", kill_on_drop: false }` [INFO] [stdout] 1e8a17df71422ffcab801fb959c5af35eeadc97182b1c1824c48ae44be1340bd [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] d5ee5feb5291e978ae6e93974f9175c160671aee346151ea988afc6f52847d80 [INFO] running `Command { std: "docker" "start" "-a" "d5ee5feb5291e978ae6e93974f9175c160671aee346151ea988afc6f52847d80", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling futures-core v0.3.29 [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Compiling memchr v2.6.4 [INFO] [stderr] Checking futures-sink v0.3.29 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking futures-io v0.3.29 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Compiling relative-path v1.9.0 [INFO] [stderr] Checking main_error v0.1.2 [INFO] [stderr] Checking fs-err v2.9.0 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling rstest_macros v0.18.2 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking tempfile v3.8.1 [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling regex v1.10.2 [INFO] [stderr] Compiling futures-macro v0.3.29 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Checking mni2mz3 v1.0.0 (/opt/rustwide/workdir) [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/io.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) fn read_file>(p: P) -> io::Result> { [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 8 | fs_err::read_to_string(p).map(|x| x.split_whitespace().map(|s| s.to_string()).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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mni2mz3` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d5ee5feb5291e978ae6e93974f9175c160671aee346151ea988afc6f52847d80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5ee5feb5291e978ae6e93974f9175c160671aee346151ea988afc6f52847d80", kill_on_drop: false }` [INFO] [stdout] d5ee5feb5291e978ae6e93974f9175c160671aee346151ea988afc6f52847d80