[INFO] fetching crate theon 0.0.1... [INFO] checking theon-0.0.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate theon 0.0.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate theon 0.0.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate theon 0.0.1 [INFO] finished tweaking crates.io crate theon 0.0.1 [INFO] tweaked toml for crates.io crate theon 0.0.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 74 packages to latest compatible versions [INFO] [stderr] Adding approx v0.3.2 (available: v0.5.1) [INFO] [stderr] Adding arrayvec v0.4.12 (available: v0.7.6) [INFO] [stderr] Adding autocfg v0.1.8 (available: v1.4.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding blas-src v0.2.1 (available: v0.10.0) [INFO] [stderr] Adding cgmath v0.17.0 (available: v0.18.0) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding decorum v0.1.3 (available: v0.3.1) [INFO] [stderr] Adding derive-new v0.5.9 (available: v0.7.0) [INFO] [stderr] Adding generic-array v0.12.4 (available: v1.1.0) [INFO] [stderr] Adding intel-mkl-src v0.2.5 (available: v0.8.1) [INFO] [stderr] Adding itertools v0.7.11 (available: v0.13.0) [INFO] [stderr] Adding itertools v0.8.2 (available: v0.13.0) [INFO] [stderr] Adding lapack-src v0.2.1 (available: v0.10.0) [INFO] [stderr] Adding lapacke v0.2.0 (available: v0.5.0) [INFO] [stderr] Adding matrixmultiply v0.1.15 (available: v0.3.9) [INFO] [stderr] Adding matrixmultiply v0.2.4 (available: v0.3.9) [INFO] [stderr] Adding nalgebra v0.18.1 (available: v0.33.0) [INFO] [stderr] Adding ndarray v0.12.1 (available: v0.16.1) [INFO] [stderr] Adding ndarray-linalg v0.10.0 (available: v0.16.0) [INFO] [stderr] Adding num v0.2.1 (available: v0.4.3) [INFO] [stderr] Adding num-bigint v0.2.6 (available: v0.4.6) [INFO] [stderr] Adding num-complex v0.2.4 (available: v0.4.6) [INFO] [stderr] Adding num-rational v0.2.4 (available: v0.4.2) [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.86) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.37) [INFO] [stderr] Adding rand v0.3.23 (available: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand v0.5.6 (available: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (available: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (available: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (available: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (available: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (available: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (available: v0.3.0) [INFO] [stderr] Adding rawpointer v0.1.0 (available: v0.2.1) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding syn v0.14.9 (available: v2.0.79) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding time v0.1.45 (available: v0.3.36) [INFO] [stderr] Adding unicode-xid v0.1.0 (available: v0.2.6) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ed32de8d154a4be8ad9f4d3bce77393f265622d0e56cc1b14011ad61b3370bb [INFO] running `Command { std: "docker" "start" "-a" "1ed32de8d154a4be8ad9f4d3bce77393f265622d0e56cc1b14011ad61b3370bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ed32de8d154a4be8ad9f4d3bce77393f265622d0e56cc1b14011ad61b3370bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ed32de8d154a4be8ad9f4d3bce77393f265622d0e56cc1b14011ad61b3370bb", kill_on_drop: false }` [INFO] [stdout] 1ed32de8d154a4be8ad9f4d3bce77393f265622d0e56cc1b14011ad61b3370bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cbd6725b397ba2262046f718cd66de265b78e89ff13fa08ecec1d8faef6056cb [INFO] running `Command { std: "docker" "start" "-a" "cbd6725b397ba2262046f718cd66de265b78e89ff13fa08ecec1d8faef6056cb", kill_on_drop: false }` [INFO] [stderr] Compiling libm v0.2.8 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking matrixmultiply v0.2.4 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking decorum v0.1.3 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking alga v0.9.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking nalgebra v0.18.1 [INFO] [stderr] Checking theon v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `(Option, Option)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:69:15 [INFO] [stdout] | [INFO] [stdout] 68 | let mut items = items.into_iter().take(2); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 69 | match (items.next(), items.next()) { [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 `(Option, Option, Option)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:82:15 [INFO] [stdout] | [INFO] [stdout] 81 | let mut items = items.into_iter().take(3); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 82 | match (items.next(), items.next(), items.next()) { [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] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `theon` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `(Option, Option)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:69:15 [INFO] [stdout] | [INFO] [stdout] 68 | let mut items = items.into_iter().take(2); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 69 | match (items.next(), items.next()) { [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 `(Option, Option, Option)` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/lib.rs:82:15 [INFO] [stdout] | [INFO] [stdout] 81 | let mut items = items.into_iter().take(3); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 82 | match (items.next(), items.next(), items.next()) { [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] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `theon` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "cbd6725b397ba2262046f718cd66de265b78e89ff13fa08ecec1d8faef6056cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cbd6725b397ba2262046f718cd66de265b78e89ff13fa08ecec1d8faef6056cb", kill_on_drop: false }` [INFO] [stdout] cbd6725b397ba2262046f718cd66de265b78e89ff13fa08ecec1d8faef6056cb