[INFO] fetching crate cord-message 0.3.0... [INFO] checking cord-message-0.3.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate cord-message 0.3.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate cord-message 0.3.0 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 cord-message 0.3.0 [INFO] finished tweaking crates.io crate cord-message 0.3.0 [INFO] tweaked toml for crates.io crate cord-message 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 22 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding tokio-util v0.6.10 (latest: v0.7.11) [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cd46cbaa5db8a76533f2ccbabf13bcf6398c087d5e8cfc18e27a6232dc8ea340 [INFO] running `Command { std: "docker" "start" "-a" "cd46cbaa5db8a76533f2ccbabf13bcf6398c087d5e8cfc18e27a6232dc8ea340", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd46cbaa5db8a76533f2ccbabf13bcf6398c087d5e8cfc18e27a6232dc8ea340", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd46cbaa5db8a76533f2ccbabf13bcf6398c087d5e8cfc18e27a6232dc8ea340", kill_on_drop: false }` [INFO] [stdout] cd46cbaa5db8a76533f2ccbabf13bcf6398c087d5e8cfc18e27a6232dc8ea340 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 23efb3a8f0a220ac6137379182676a9ee727831597e1ba224590bf40587d8ac3 [INFO] running `Command { std: "docker" "start" "-a" "23efb3a8f0a220ac6137379182676a9ee727831597e1ba224590bf40587d8ac3", kill_on_drop: false }` [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking tokio v1.40.0 [INFO] [stderr] Checking tokio-util v0.6.10 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking cord-message v0.3.0 (/opt/rustwide/workdir) [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] --> src/codec.rs:182:15 [INFO] [stdout] | [INFO] [stdout] 180 | let mut bytes = BytesMut::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 181 | let mut encoder = Codec::default(); [INFO] [stdout] 182 | match encoder [INFO] [stdout] | _______________^ [INFO] [stdout] 183 | | .encode(msg, &mut bytes) [INFO] [stdout] 184 | | .err() [INFO] [stdout] 185 | | .expect("Test passed unexpectedly") [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/codec.rs:203:15 [INFO] [stdout] | [INFO] [stdout] 201 | let mut bytes = BytesMut::new(); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 202 | let mut encoder = Codec::default(); [INFO] [stdout] 203 | match encoder [INFO] [stdout] | _______________^ [INFO] [stdout] 204 | | .encode(msg, &mut bytes) [INFO] [stdout] 205 | | .err() [INFO] [stdout] 206 | | .expect("Test passed unexpectedly") [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/codec.rs:228:15 [INFO] [stdout] | [INFO] [stdout] 226 | let mut bytes = BytesMut::from("\x09"); [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 227 | let mut decoder = Codec::default(); [INFO] [stdout] 228 | match decoder.decode(&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 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `cord-message` (lib test) due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "23efb3a8f0a220ac6137379182676a9ee727831597e1ba224590bf40587d8ac3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23efb3a8f0a220ac6137379182676a9ee727831597e1ba224590bf40587d8ac3", kill_on_drop: false }` [INFO] [stdout] 23efb3a8f0a220ac6137379182676a9ee727831597e1ba224590bf40587d8ac3