[INFO] fetching crate rcbytes 1.2.2... [INFO] checking rcbytes-1.2.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate rcbytes 1.2.2 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate rcbytes 1.2.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rcbytes 1.2.2 [INFO] finished tweaking crates.io crate rcbytes 1.2.2 [INFO] tweaked toml for crates.io crate rcbytes 1.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a59e964f06a143140ab7f3d5af12b7aa69a9b7a26a581eb369d90ac48c70bc6 [INFO] running `Command { std: "docker" "start" "-a" "6a59e964f06a143140ab7f3d5af12b7aa69a9b7a26a581eb369d90ac48c70bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a59e964f06a143140ab7f3d5af12b7aa69a9b7a26a581eb369d90ac48c70bc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a59e964f06a143140ab7f3d5af12b7aa69a9b7a26a581eb369d90ac48c70bc6", kill_on_drop: false }` [INFO] [stdout] 6a59e964f06a143140ab7f3d5af12b7aa69a9b7a26a581eb369d90ac48c70bc6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "-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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c362e1665e4ab8879e8713524adc3ab57999b1e0480967cfeab1998feb5b8af [INFO] running `Command { std: "docker" "start" "-a" "8c362e1665e4ab8879e8713524adc3ab57999b1e0480967cfeab1998feb5b8af", kill_on_drop: false }` [INFO] [stderr] Checking serde_test v1.0.177 [INFO] [stderr] Checking rcbytes v1.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary allocation, use `&mut` instead [INFO] [stdout] --> tests/test_buf.rs:127:16 [INFO] [stdout] | [INFO] [stdout] 127 | assert_eq!(Box::new(Special).get_u8(), b'x'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_allocation)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary allocation, use `&mut` instead [INFO] [stdout] --> tests/test_buf_mut.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 175 | Box::new(Special).put_u8(b'x'); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_allocation)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "8c362e1665e4ab8879e8713524adc3ab57999b1e0480967cfeab1998feb5b8af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c362e1665e4ab8879e8713524adc3ab57999b1e0480967cfeab1998feb5b8af", kill_on_drop: false }` [INFO] [stdout] 8c362e1665e4ab8879e8713524adc3ab57999b1e0480967cfeab1998feb5b8af [INFO] checking rcbytes-1.2.2 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate rcbytes 1.2.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate rcbytes 1.2.2 on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rcbytes 1.2.2 [INFO] finished tweaking crates.io crate rcbytes 1.2.2 [INFO] tweaked toml for crates.io crate rcbytes 1.2.2 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 02b99966518efce6ac50752aa7d464364b47443f8e4ed044f9fff9a80b3fa067 [INFO] running `Command { std: "docker" "start" "-a" "02b99966518efce6ac50752aa7d464364b47443f8e4ed044f9fff9a80b3fa067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "02b99966518efce6ac50752aa7d464364b47443f8e4ed044f9fff9a80b3fa067", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02b99966518efce6ac50752aa7d464364b47443f8e4ed044f9fff9a80b3fa067", kill_on_drop: false }` [INFO] [stdout] 02b99966518efce6ac50752aa7d464364b47443f8e4ed044f9fff9a80b3fa067 [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c5871d03f7450f1037c7be87482101d1936d349ee15edf066dc85ba5e9d0175 [INFO] running `Command { std: "docker" "start" "-a" "1c5871d03f7450f1037c7be87482101d1936d349ee15edf066dc85ba5e9d0175", kill_on_drop: false }` [INFO] [stderr] Checking rcbytes v1.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde_test v1.0.177 [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/bytes_mut.rs:1285:21 [INFO] [stdout] | [INFO] [stdout] 1281 | fn extend(&mut self, iter: T) [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 1285 | self.extend(iter.into_iter().copied()) [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/bytes_mut.rs:1308:29 [INFO] [stdout] | [INFO] [stdout] 1307 | fn from_iter>(into_iter: T) -> Self { [INFO] [stdout] | ------------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 1308 | BytesMut::from_iter(into_iter.into_iter().copied()) [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rcbytes` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1c5871d03f7450f1037c7be87482101d1936d349ee15edf066dc85ba5e9d0175", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c5871d03f7450f1037c7be87482101d1936d349ee15edf066dc85ba5e9d0175", kill_on_drop: false }` [INFO] [stdout] 1c5871d03f7450f1037c7be87482101d1936d349ee15edf066dc85ba5e9d0175