[INFO] fetching crate walnut 0.1.5... [INFO] checking walnut-0.1.5 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate walnut 0.1.5 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate walnut 0.1.5 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 walnut 0.1.5 [INFO] finished tweaking crates.io crate walnut 0.1.5 [INFO] tweaked toml for crates.io crate walnut 0.1.5 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate walnut 0.1.5 already has a lockfile, it will not be regenerated [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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 49759ca936e35920086a65f52e7b880fb46077be96bbadd60ee2b2b3cdceaf18 [INFO] running `Command { std: "docker" "start" "-a" "49759ca936e35920086a65f52e7b880fb46077be96bbadd60ee2b2b3cdceaf18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49759ca936e35920086a65f52e7b880fb46077be96bbadd60ee2b2b3cdceaf18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49759ca936e35920086a65f52e7b880fb46077be96bbadd60ee2b2b3cdceaf18", kill_on_drop: false }` [INFO] [stdout] 49759ca936e35920086a65f52e7b880fb46077be96bbadd60ee2b2b3cdceaf18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 45fe8bb8885773611547e1fe9b702d16539eb4264b07b31324f4f18c59aedd02 [INFO] running `Command { std: "docker" "start" "-a" "45fe8bb8885773611547e1fe9b702d16539eb4264b07b31324f4f18c59aedd02", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling libc v0.2.151 [INFO] [stderr] Compiling serde v1.0.193 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking anstream v0.6.5 [INFO] [stderr] Checking clap_builder v4.4.11 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking memmap2 v0.9.0 [INFO] [stderr] Compiling serde_derive v1.0.193 [INFO] [stderr] Compiling clap_derive v4.4.7 [INFO] [stderr] Checking clap v4.4.11 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking walnut v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: method `verify_checksum` is never used [INFO] [stdout] --> src/lib.rs:1242:8 [INFO] [stdout] | [INFO] [stdout] 1206 | impl Directory { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 1242 | fn verify_checksum(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/lib.rs:791:9 [INFO] [stdout] | [INFO] [stdout] 786 | pub fn serialize_into(&mut self, w: W) -> anyhow::Result<()> [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 791 | bincode::serialize_into(w, self).map_err(|e| e.into()) [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/lib.rs:892:12 [INFO] [stdout] | [INFO] [stdout] 878 | pub fn deserialize_from(mut r: R, group_index: u32) -> anyhow::Result [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 890 | let data_bitmap = BitVec::::from_slice(&buf); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 891 | [INFO] [stdout] 892 | Ok(Group::new(data_bitmap)) [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 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `walnut` (lib test) due to 3 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: method `verify_checksum` is never used [INFO] [stdout] --> src/lib.rs:1242:8 [INFO] [stdout] | [INFO] [stdout] 1206 | impl Directory { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 1242 | fn verify_checksum(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/lib.rs:791:9 [INFO] [stdout] | [INFO] [stdout] 786 | pub fn serialize_into(&mut self, w: W) -> anyhow::Result<()> [INFO] [stdout] | ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 791 | bincode::serialize_into(w, self).map_err(|e| e.into()) [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/lib.rs:892:12 [INFO] [stdout] | [INFO] [stdout] 878 | pub fn deserialize_from(mut r: R, group_index: u32) -> anyhow::Result [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 890 | let data_bitmap = BitVec::::from_slice(&buf); [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 891 | [INFO] [stdout] 892 | Ok(Group::new(data_bitmap)) [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 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `walnut` (lib) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "45fe8bb8885773611547e1fe9b702d16539eb4264b07b31324f4f18c59aedd02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45fe8bb8885773611547e1fe9b702d16539eb4264b07b31324f4f18c59aedd02", kill_on_drop: false }` [INFO] [stdout] 45fe8bb8885773611547e1fe9b702d16539eb4264b07b31324f4f18c59aedd02