[INFO] fetching crate s2n-codec 0.45.0... [INFO] checking s2n-codec-0.45.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate s2n-codec 0.45.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate s2n-codec 0.45.0 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 s2n-codec 0.45.0 [INFO] finished tweaking crates.io crate s2n-codec 0.45.0 [INFO] tweaked toml for crates.io crate s2n-codec 0.45.0 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 48 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 proc-macro-crate v2.0.2 (latest: v3.2.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding toml_datetime v0.6.3 (latest: v0.6.8) [INFO] [stderr] Adding toml_edit v0.20.2 (latest: v0.22.20) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.18) [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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b7be838b6311f1e6435f0f7b19162c02a3c39052cfbd4273e7d5e3df1dbdd65 [INFO] running `Command { std: "docker" "start" "-a" "8b7be838b6311f1e6435f0f7b19162c02a3c39052cfbd4273e7d5e3df1dbdd65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b7be838b6311f1e6435f0f7b19162c02a3c39052cfbd4273e7d5e3df1dbdd65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b7be838b6311f1e6435f0f7b19162c02a3c39052cfbd4273e7d5e3df1dbdd65", kill_on_drop: false }` [INFO] [stdout] 8b7be838b6311f1e6435f0f7b19162c02a3c39052cfbd4273e7d5e3df1dbdd65 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a442a700e38715b7c70630ba6791dc1ca64b40c2fc7776bb13b219655c9b301 [INFO] running `Command { std: "docker" "start" "-a" "4a442a700e38715b7c70630ba6791dc1ca64b40c2fc7776bb13b219655c9b301", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling toml_datetime v0.6.3 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking pretty-hex v0.4.1 [INFO] [stderr] Checking bytes v1.7.1 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Compiling toml_edit v0.20.2 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking s2n-codec v0.45.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_chacha v0.3.1 [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/decoder/mod.rs:133:24 [INFO] [stdout] | [INFO] [stdout] 131 | let (value, slice) = slice.decode::()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 132 | slice.ensure_empty()?; [INFO] [stdout] 133 | Ok((value, buffer)) [INFO] [stdout] | ^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] ::: src/decoder/buffer.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | / impl_buffer!( [INFO] [stdout] 33 | | DecoderBuffer, [INFO] [stdout] 34 | | DecoderBufferResult, [INFO] [stdout] 35 | | DecoderValue, [INFO] [stdout] ... | [INFO] [stdout] 39 | | split_at [INFO] [stdout] 40 | | ); [INFO] [stdout] | |_- in this macro invocation [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] = note: this error originates in the macro `impl_buffer` (in Nightly builds, run with -Z macro-backtrace for more info) [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/decoder/mod.rs:133:24 [INFO] [stdout] | [INFO] [stdout] 131 | let (value, slice) = slice.decode::()?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 132 | slice.ensure_empty()?; [INFO] [stdout] 133 | Ok((value, buffer)) [INFO] [stdout] | ^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] ::: src/decoder/buffer_mut.rs:46:1 [INFO] [stdout] | [INFO] [stdout] 46 | / impl_buffer!( [INFO] [stdout] 47 | | DecoderBufferMut, [INFO] [stdout] 48 | | DecoderBufferMutResult, [INFO] [stdout] 49 | | DecoderValueMut, [INFO] [stdout] ... | [INFO] [stdout] 53 | | split_at_mut [INFO] [stdout] 54 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `impl_buffer` (in Nightly builds, run with -Z macro-backtrace for more info) [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/encoder/buffer.rs:109:31 [INFO] [stdout] | [INFO] [stdout] 106 | write: F, [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 109 | self.write_sized(len, |bytes| { [INFO] [stdout] | _______________________________^ [INFO] [stdout] 110 | | let value = unsafe { [INFO] [stdout] 111 | | // The `zerocopy` markers ensure this is a safe operation [INFO] [stdout] 112 | | &mut *(bytes as *mut _ as *mut T) [INFO] [stdout] 113 | | }; [INFO] [stdout] 114 | | write(value) [INFO] [stdout] 115 | | }) [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 `s2n-codec` (lib) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4a442a700e38715b7c70630ba6791dc1ca64b40c2fc7776bb13b219655c9b301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a442a700e38715b7c70630ba6791dc1ca64b40c2fc7776bb13b219655c9b301", kill_on_drop: false }` [INFO] [stdout] 4a442a700e38715b7c70630ba6791dc1ca64b40c2fc7776bb13b219655c9b301