[INFO] fetching crate contrie 0.1.4... [INFO] checking contrie-0.1.4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate contrie 0.1.4 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate contrie 0.1.4 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate contrie 0.1.4 [INFO] finished tweaking crates.io crate contrie 0.1.4 [INFO] tweaked toml for crates.io crate contrie 0.1.4 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 93 packages to latest compatible versions [INFO] [stderr] Adding arrayvec v0.4.12 (available: v0.7.6) [INFO] [stderr] Adding autocfg v0.1.8 (available: v1.3.0) [INFO] [stderr] Adding bit-set v0.5.3 (available: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (available: v0.8.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding crossbeam-epoch v0.7.2 (available: v0.9.18) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (available: v0.8.20) [INFO] [stderr] Adding idna v0.1.5 (available: v1.0.2) [INFO] [stderr] Adding itertools v0.8.2 (available: v0.13.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding memoffset v0.5.6 (available: v0.9.1) [INFO] [stderr] Adding percent-encoding v1.0.1 (available: v2.3.1) [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.86) [INFO] [stderr] Adding proptest v0.9.6 (available: v1.5.0) [INFO] [stderr] Adding pulldown-cmark v0.2.0 (available: v0.12.1) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.37) [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 rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding regex-syntax v0.6.29 (available: v0.8.4) [INFO] [stderr] Adding rusty-fork v0.2.2 (available: v0.3.0) [INFO] [stderr] Adding semver-parser v0.9.0 (available: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (available: v1.13.2) [INFO] [stderr] Adding syn v0.15.44 (available: v2.0.77) [INFO] [stderr] Adding toml v0.4.10 (available: v0.8.19) [INFO] [stderr] Adding unicode-xid v0.1.0 (available: v0.2.6) [INFO] [stderr] Adding url v1.7.2 (available: v2.5.2) [INFO] [stderr] Adding version-sync v0.7.0 (available: v0.9.5) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bad8b7da60274481415c2dbd4c2e5ed75a985afc9781e95bc0717a6a1f01c71e [INFO] running `Command { std: "docker" "start" "-a" "bad8b7da60274481415c2dbd4c2e5ed75a985afc9781e95bc0717a6a1f01c71e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bad8b7da60274481415c2dbd4c2e5ed75a985afc9781e95bc0717a6a1f01c71e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bad8b7da60274481415c2dbd4c2e5ed75a985afc9781e95bc0717a6a1f01c71e", kill_on_drop: false }` [INFO] [stdout] bad8b7da60274481415c2dbd4c2e5ed75a985afc9781e95bc0717a6a1f01c71e [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96c284aa4fb82ed6191af526df0d8b477e71e7861977fc79cd19f0021bc1f08c [INFO] running `Command { std: "docker" "start" "-a" "96c284aa4fb82ed6191af526df0d8b477e71e7861977fc79cd19f0021bc1f08c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling pulldown-cmark v0.2.0 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking semver-parser v0.9.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking contrie v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Checking proptest v0.9.6 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking version-sync v0.7.0 [INFO] [stdout] error: this value of type `std::sync::Arc>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/map.rs:617:28 [INFO] [stdout] | [INFO] [stdout] 611 | let map = ConMap::new(); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 617 | assert_eq!(i, *map.get(&i).unwrap().value()); [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 `std::sync::Arc>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/map.rs:679:28 [INFO] [stdout] | [INFO] [stdout] 668 | let map = ConMap::with_hasher(NoHasher); [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 679 | assert_eq!(i, *map.insert(i, i + 1).unwrap().value()); [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: this value of type `ExistingOrNew>>` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/map.rs:713:17 [INFO] [stdout] | [INFO] [stdout] 704 | fn get_or_insert_many_inner(map: ConMap, len: usize) { [INFO] [stdout] | --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 713 | let val = map.get_or_insert(i, 0); [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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `contrie` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "96c284aa4fb82ed6191af526df0d8b477e71e7861977fc79cd19f0021bc1f08c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96c284aa4fb82ed6191af526df0d8b477e71e7861977fc79cd19f0021bc1f08c", kill_on_drop: false }` [INFO] [stdout] 96c284aa4fb82ed6191af526df0d8b477e71e7861977fc79cd19f0021bc1f08c