[INFO] fetching crate rtc-datachannel 0.2.0... [INFO] checking rtc-datachannel-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate rtc-datachannel 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate rtc-datachannel 0.2.0 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 rtc-datachannel 0.2.0 [INFO] finished tweaking crates.io crate rtc-datachannel 0.2.0 [INFO] tweaked toml for crates.io crate rtc-datachannel 0.2.0 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] Updating crates.io index [INFO] [stderr] Locking 186 packages to latest compatible versions [INFO] [stderr] Adding generic-array v0.14.7 (available: v1.1.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (available: v0.4.0) [INFO] [stderr] Adding idna v0.5.0 (available: v1.0.2) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding rcgen v0.12.1 (available: v0.13.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding windows-core v0.52.0 (available: v0.58.0) [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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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] 2390723e2e51cbba467cc699a085e69e62b63a54f610092edf7943f43caf31e2 [INFO] running `Command { std: "docker" "start" "-a" "2390723e2e51cbba467cc699a085e69e62b63a54f610092edf7943f43caf31e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2390723e2e51cbba467cc699a085e69e62b63a54f610092edf7943f43caf31e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2390723e2e51cbba467cc699a085e69e62b63a54f610092edf7943f43caf31e2", kill_on_drop: false }` [INFO] [stdout] 2390723e2e51cbba467cc699a085e69e62b63a54f610092edf7943f43caf31e2 [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] d15bd4dc63f3b9646c70436dd37740e5a0753666a982374b1167806b0f24c908 [INFO] running `Command { std: "docker" "start" "-a" "d15bd4dc63f3b9646c70436dd37740e5a0753666a982374b1167806b0f24c908", kill_on_drop: false }` [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Checking subtle v2.6.1 [INFO] [stderr] Checking parking v2.2.1 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking pem-rfc7468 v0.7.0 [INFO] [stderr] Checking async-task v4.7.1 [INFO] [stderr] Checking base16ct v0.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Compiling tokio-macros v2.4.0 [INFO] [stderr] Checking socket2 v0.5.7 [INFO] [stderr] Checking untrusted v0.9.0 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking der v0.7.9 [INFO] [stderr] Checking piper v0.2.4 [INFO] [stderr] Checking ff v0.13.0 [INFO] [stderr] Checking base64 v0.22.1 [INFO] [stderr] Checking core_affinity v0.8.1 [INFO] [stderr] Checking waitgroup v0.1.2 [INFO] [stderr] Checking scoped-tls v1.0.1 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking crc-catalog v2.4.0 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking crc v3.2.1 [INFO] [stderr] Checking concurrent-queue v2.5.0 [INFO] [stderr] Checking anstream v0.6.15 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking pem v3.0.4 [INFO] [stderr] Checking event-listener v5.3.1 [INFO] [stderr] Checking yasna v0.5.2 [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 tokio v1.40.0 [INFO] [stderr] Checking async-executor v1.13.1 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Checking event-listener-strategy v0.5.2 [INFO] [stderr] Checking aead v0.5.2 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking polyval v0.6.2 [INFO] [stderr] Checking async-lock v3.4.0 [INFO] [stderr] Checking async-channel v2.3.1 [INFO] [stderr] Checking async-broadcast v0.7.1 [INFO] [stderr] Checking env_filter v0.1.2 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking signature v2.2.0 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking env_logger v0.11.5 [INFO] [stderr] Checking ghash v0.5.1 [INFO] [stderr] Checking spki v0.7.3 [INFO] [stderr] Checking hkdf v0.12.4 [INFO] [stderr] Checking rfc6979 v0.4.0 [INFO] [stderr] Checking blocking v1.6.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking pkcs8 v0.10.2 [INFO] [stderr] Checking async-fs v2.1.2 [INFO] [stderr] Checking sec1 v0.7.3 [INFO] [stderr] Checking aes-gcm v0.10.3 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [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 rcgen v0.12.1 [INFO] [stderr] Checking p256 v0.13.2 [INFO] [stderr] Checking polling v3.7.3 [INFO] [stderr] Checking async-io v2.3.4 [INFO] [stderr] Checking async-signal v0.2.10 [INFO] [stderr] Checking async-net v2.0.0 [INFO] [stderr] Checking async-process v2.3.0 [INFO] [stderr] Checking smol v2.0.2 [INFO] [stderr] Checking async-transport v0.5.0 [INFO] [stderr] Checking retty v0.29.0 [INFO] [stderr] Checking rtc-shared v0.2.1 [INFO] [stderr] Checking rtc-sctp v0.2.0 [INFO] [stderr] Checking rtc-datachannel v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/message/message_channel_open.rs:242:15 [INFO] [stdout] | [INFO] [stdout] 241 | let mut bytes = Bytes::from_static(&[0x11]); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 242 | match ChannelType::unmarshal(&mut bytes) { [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::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/message/message_channel_open.rs:260:15 [INFO] [stdout] | [INFO] [stdout] 259 | let mut bytes = Bytes::from_static(&[]); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 260 | match ChannelType::unmarshal(&mut bytes) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/message/message_channel_open.rs:334:15 [INFO] [stdout] | [INFO] [stdout] 327 | let mut bytes = Bytes::from_static(&[ [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 334 | match DataChannelOpen::unmarshal(&mut bytes) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/message/message_channel_open.rs:352:15 [INFO] [stdout] | [INFO] [stdout] 351 | let mut bytes = Bytes::from_static(&[0x00; 5]); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 352 | match DataChannelOpen::unmarshal(&mut bytes) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/message/message_channel_open.rs:380:15 [INFO] [stdout] | [INFO] [stdout] 373 | let mut bytes = Bytes::from_static(&[ [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 380 | match DataChannelOpen::unmarshal(&mut bytes) { [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 `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/message/message_type.rs:86:15 [INFO] [stdout] | [INFO] [stdout] 85 | let mut bytes = Bytes::from_static(&[0x01]); [INFO] [stdout] | --------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 86 | match MessageType::unmarshal(&mut bytes) { [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 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rtc-datachannel` (lib test) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "d15bd4dc63f3b9646c70436dd37740e5a0753666a982374b1167806b0f24c908", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d15bd4dc63f3b9646c70436dd37740e5a0753666a982374b1167806b0f24c908", kill_on_drop: false }` [INFO] [stdout] d15bd4dc63f3b9646c70436dd37740e5a0753666a982374b1167806b0f24c908