[INFO] fetching crate mls-rs-crypto-rustcrypto 0.11.1... [INFO] checking mls-rs-crypto-rustcrypto-0.11.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate mls-rs-crypto-rustcrypto 0.11.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate mls-rs-crypto-rustcrypto 0.11.1 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 mls-rs-crypto-rustcrypto 0.11.1 [INFO] finished tweaking crates.io crate mls-rs-crypto-rustcrypto 0.11.1 [INFO] tweaked toml for crates.io crate mls-rs-crypto-rustcrypto 0.11.1 written to /workspace/builds/worker-0-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 143 packages to latest compatible versions [INFO] [stderr] Adding ext-trait v1.0.1 (available: v2.0.0) [INFO] [stderr] Adding ext-trait-proc_macros v1.0.1 (available: v2.0.0) [INFO] [stderr] Adding extension-traits v1.0.1 (available: v2.0.0) [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding heck v0.4.1 (available: v0.5.0) [INFO] [stderr] Adding itertools v0.12.1 (available: v0.13.0) [INFO] [stderr] Adding macro_rules_attribute v0.1.3 (available: v0.2.0) [INFO] [stderr] Adding macro_rules_attribute-proc_macro v0.1.3 (available: v0.2.0) [INFO] [stderr] Adding prettyplease v0.1.25 (available: v0.2.22) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding uninit v0.5.1 (available: v0.6.2) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding with_builtin_macros v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding with_builtin_macros-proc_macros v0.0.3 (available: v0.1.0) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8a542fb07bb3a3197a9ef26626aa58790b8ac0e43327abe9ca7ea29d99ba179a [INFO] running `Command { std: "docker" "start" "-a" "8a542fb07bb3a3197a9ef26626aa58790b8ac0e43327abe9ca7ea29d99ba179a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a542fb07bb3a3197a9ef26626aa58790b8ac0e43327abe9ca7ea29d99ba179a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a542fb07bb3a3197a9ef26626aa58790b8ac0e43327abe9ca7ea29d99ba179a", kill_on_drop: false }` [INFO] [stdout] 8a542fb07bb3a3197a9ef26626aa58790b8ac0e43327abe9ca7ea29d99ba179a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6741ce3cfd4d779711c25fa0eb709cf5aa707e05b5fc30cc1ad345baa48a847e [INFO] running `Command { std: "docker" "start" "-a" "6741ce3cfd4d779711c25fa0eb709cf5aa707e05b5fc30cc1ad345baa48a847e", kill_on_drop: false }` [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Checking flagset v0.4.6 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking base16ct v0.2.0 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Compiling curve25519-dalek v4.1.3 [INFO] [stderr] Checking pem-rfc7468 v0.7.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ff v0.13.0 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Compiling darling_core v0.20.10 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling der_derive v0.7.3 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling maybe-async v0.2.10 [INFO] [stderr] Compiling curve25519-dalek-derive v0.1.1 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Compiling darling_macro v0.20.10 [INFO] [stderr] Compiling darling v0.20.10 [INFO] [stderr] Compiling mls-rs-codec-derive v0.1.1 [INFO] [stderr] Checking mls-rs-codec v0.5.3 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking serde_bytes v0.11.15 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking der v0.7.9 [INFO] [stderr] Checking mls-rs-core v0.19.1 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Checking crypto-bigint v0.5.5 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Checking aead v0.5.2 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking polyval v0.6.2 [INFO] [stderr] Checking poly1305 v0.8.0 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking signature v2.2.0 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking chacha20 v0.9.1 [INFO] [stderr] Checking spki v0.7.3 [INFO] [stderr] Checking ed25519 v2.2.3 [INFO] [stderr] Checking ghash v0.5.1 [INFO] [stderr] Checking hkdf v0.12.4 [INFO] [stderr] Checking rfc6979 v0.4.0 [INFO] [stderr] Checking pkcs8 v0.10.2 [INFO] [stderr] Checking x509-cert v0.2.5 [INFO] [stderr] Checking chacha20poly1305 v0.10.1 [INFO] [stderr] Checking sec1 v0.7.3 [INFO] [stderr] Checking aes-gcm v0.10.3 [INFO] [stderr] Checking mls-rs-crypto-traits v0.11.0 [INFO] [stderr] Checking mls-rs-identity-x509 v0.12.0 [INFO] [stderr] Checking mls-rs-crypto-hpke v0.10.0 [INFO] [stderr] Checking ed25519-dalek v2.1.1 [INFO] [stderr] Checking x25519-dalek v2.0.1 [INFO] [stderr] Checking elliptic-curve v0.13.8 [INFO] [stderr] Checking primeorder v0.13.6 [INFO] [stderr] Checking ecdsa v0.16.9 [INFO] [stderr] Checking p384 v0.13.0 [INFO] [stderr] Checking p256 v0.13.2 [INFO] [stderr] Checking mls-rs-crypto-rustcrypto v0.11.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/ec.rs:524:17 [INFO] [stdout] | [INFO] [stdout] 516 | let p256_res = private_key_from_bytes(&p256_order, Curve::P256); [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 524 | private_key_from_bytes(&vec![0u8; curve.secret_key_size()], curve), [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 `mls-rs-crypto-rustcrypto` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "6741ce3cfd4d779711c25fa0eb709cf5aa707e05b5fc30cc1ad345baa48a847e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6741ce3cfd4d779711c25fa0eb709cf5aa707e05b5fc30cc1ad345baa48a847e", kill_on_drop: false }` [INFO] [stdout] 6741ce3cfd4d779711c25fa0eb709cf5aa707e05b5fc30cc1ad345baa48a847e