[INFO] fetching crate sfcpl 0.1.1... [INFO] checking sfcpl-0.1.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate sfcpl 0.1.1 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate sfcpl 0.1.1 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 sfcpl 0.1.1 [INFO] finished tweaking crates.io crate sfcpl 0.1.1 [INFO] tweaked toml for crates.io crate sfcpl 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate sfcpl 0.1.1 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] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7d50d687c845a81dd5e8d7ab1d65d0908f4f48838d26e0a63ee9a10982b7ed56 [INFO] running `Command { std: "docker" "start" "-a" "7d50d687c845a81dd5e8d7ab1d65d0908f4f48838d26e0a63ee9a10982b7ed56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d50d687c845a81dd5e8d7ab1d65d0908f4f48838d26e0a63ee9a10982b7ed56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d50d687c845a81dd5e8d7ab1d65d0908f4f48838d26e0a63ee9a10982b7ed56", kill_on_drop: false }` [INFO] [stdout] 7d50d687c845a81dd5e8d7ab1d65d0908f4f48838d26e0a63ee9a10982b7ed56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8b8101ad9a1508a1ebd770d5d0f1960cbeb73bdd7fb2f677676b1094c2576772 [INFO] running `Command { std: "docker" "start" "-a" "8b8101ad9a1508a1ebd770d5d0f1960cbeb73bdd7fb2f677676b1094c2576772", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking matrixmultiply v0.2.3 [INFO] [stderr] Compiling ndarray v0.13.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking fixedbitset v0.2.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Checking permutohedron v0.2.4 [INFO] [stderr] Checking whiteread v0.5.0 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Compiling cargo-snippet v0.6.4 [INFO] [stderr] Checking superslice v1.0.0 [INFO] [stderr] Compiling im-rc v14.3.0 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking ascii v1.0.0 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking bitset-fixed v0.1.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_xoshiro v0.4.0 [INFO] [stderr] Checking rand_hc v0.2.0 [INFO] [stderr] Checking petgraph v0.5.0 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking itertools-num v0.1.3 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking sized-chunks v0.5.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking nalgebra v0.20.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling num-derive v0.3.0 [INFO] [stderr] Compiling proconio-derive v0.1.6 [INFO] [stderr] Checking proconio v0.3.6 [INFO] [stderr] Checking sfcpl v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/combinatorics/binomial_coefficient.rs:123:28 [INFO] [stdout] | [INFO] [stdout] 123 | pub struct BCTholdN(usize, NonZeroU32, Vec); [INFO] [stdout] | -------- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 123 | pub struct BCTholdN(usize, (), Vec); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/combinatorics/binomial_coefficient.rs:123:28 [INFO] [stdout] | [INFO] [stdout] 123 | pub struct BCTholdN(usize, NonZeroU32, Vec); [INFO] [stdout] | -------- ^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 123 | pub struct BCTholdN(usize, (), Vec); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 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] --> examples/arc084_c.rs:17:18 [INFO] [stdout] | [INFO] [stdout] 17 | .map(|x| x.parse().ok().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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sfcpl` (example "arc084_c") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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] --> examples/abc125_c.rs:17:18 [INFO] [stdout] | [INFO] [stdout] 17 | .map(|x| x.parse().ok().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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `sfcpl` (example "abc125_c") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "8b8101ad9a1508a1ebd770d5d0f1960cbeb73bdd7fb2f677676b1094c2576772", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b8101ad9a1508a1ebd770d5d0f1960cbeb73bdd7fb2f677676b1094c2576772", kill_on_drop: false }` [INFO] [stdout] 8b8101ad9a1508a1ebd770d5d0f1960cbeb73bdd7fb2f677676b1094c2576772