[INFO] fetching crate tokio-serde-postcard 0.1.0... [INFO] checking tokio-serde-postcard-0.1.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate tokio-serde-postcard 0.1.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate tokio-serde-postcard 0.1.0 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 tokio-serde-postcard 0.1.0 [INFO] finished tweaking crates.io crate tokio-serde-postcard 0.1.0 [INFO] tweaked toml for crates.io crate tokio-serde-postcard 0.1.0 written to /workspace/builds/worker-2-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 17 packages to latest compatible versions [INFO] [stderr] Adding embedded-io v0.4.0 (latest: v0.6.1) [INFO] [stderr] Adding tokio-serde v0.8.0 (latest: v0.9.0) [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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9c0fbb26a836f3616482adf2e2498aa7000b58c7bf89fc863dca1bdd3d4e00c1 [INFO] running `Command { std: "docker" "start" "-a" "9c0fbb26a836f3616482adf2e2498aa7000b58c7bf89fc863dca1bdd3d4e00c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c0fbb26a836f3616482adf2e2498aa7000b58c7bf89fc863dca1bdd3d4e00c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c0fbb26a836f3616482adf2e2498aa7000b58c7bf89fc863dca1bdd3d4e00c1", kill_on_drop: false }` [INFO] [stdout] 9c0fbb26a836f3616482adf2e2498aa7000b58c7bf89fc863dca1bdd3d4e00c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b3786b6ba8209b5307b61606f3a214b698243233b586b09140e200a9988b2ea0 [INFO] running `Command { std: "docker" "start" "-a" "b3786b6ba8209b5307b61606f3a214b698243233b586b09140e200a9988b2ea0", kill_on_drop: false }` [INFO] [stderr] Checking cobs v0.2.3 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tokio-serde v0.8.0 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking postcard v1.0.10 [INFO] [stderr] Checking tokio-serde-postcard v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s [INFO] running `Command { std: "docker" "inspect" "b3786b6ba8209b5307b61606f3a214b698243233b586b09140e200a9988b2ea0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3786b6ba8209b5307b61606f3a214b698243233b586b09140e200a9988b2ea0", kill_on_drop: false }` [INFO] [stdout] b3786b6ba8209b5307b61606f3a214b698243233b586b09140e200a9988b2ea0 [INFO] checking tokio-serde-postcard-0.1.0 against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] extracting crate tokio-serde-postcard 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate tokio-serde-postcard 0.1.0 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 tokio-serde-postcard 0.1.0 [INFO] finished tweaking crates.io crate tokio-serde-postcard 0.1.0 [INFO] tweaked toml for crates.io crate tokio-serde-postcard 0.1.0 written to /workspace/builds/worker-2-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 17 packages to latest compatible versions [INFO] [stderr] Adding embedded-io v0.4.0 (latest: v0.6.1) [INFO] [stderr] Adding tokio-serde v0.8.0 (latest: v0.9.0) [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 28b8aa44b2ca82f3575b83b62a874c307251302bc7d333618c419b07f537d162 [INFO] running `Command { std: "docker" "start" "-a" "28b8aa44b2ca82f3575b83b62a874c307251302bc7d333618c419b07f537d162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28b8aa44b2ca82f3575b83b62a874c307251302bc7d333618c419b07f537d162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28b8aa44b2ca82f3575b83b62a874c307251302bc7d333618c419b07f537d162", kill_on_drop: false }` [INFO] [stdout] 28b8aa44b2ca82f3575b83b62a874c307251302bc7d333618c419b07f537d162 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e8ef0e7963da53fa6d97ea2fa6d91394e3e8148f12403660407865b010977c35 [INFO] running `Command { std: "docker" "start" "-a" "e8ef0e7963da53fa6d97ea2fa6d91394e3e8148f12403660407865b010977c35", kill_on_drop: false }` [INFO] [stderr] Checking cobs v0.2.3 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking tokio-serde v0.8.0 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking postcard v1.0.10 [INFO] [stderr] Checking tokio-serde-postcard v0.1.0 (/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/lib.rs:47:52 [INFO] [stdout] | [INFO] [stdout] 47 | .and_then(|size| postcard::to_io(data, BytesMut::with_capacity(size).writer())) [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:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | .map(|writer| writer.into_inner().freeze()) [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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] [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:47:52 [INFO] [stdout] | [INFO] [stdout] 47 | .and_then(|size| postcard::to_io(data, BytesMut::with_capacity(size).writer())) [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:48:27 [INFO] [stdout] | [INFO] [stdout] 48 | .map(|writer| writer.into_inner().freeze()) [INFO] [stdout] | ------ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 `tokio-serde-postcard` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tokio-serde-postcard` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "e8ef0e7963da53fa6d97ea2fa6d91394e3e8148f12403660407865b010977c35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8ef0e7963da53fa6d97ea2fa6d91394e3e8148f12403660407865b010977c35", kill_on_drop: false }` [INFO] [stdout] e8ef0e7963da53fa6d97ea2fa6d91394e3e8148f12403660407865b010977c35