[INFO] cloning repository https://github.com/khetzl/kswim [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/khetzl/kswim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhetzl%2Fkswim", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhetzl%2Fkswim'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8168ec724c9fd88c5dd651bb9608cd30c5b415c1 [INFO] checking khetzl/kswim against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhetzl%2Fkswim" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/khetzl/kswim 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 git repo https://github.com/khetzl/kswim [INFO] finished tweaking git repo https://github.com/khetzl/kswim [INFO] tweaked toml for git repo https://github.com/khetzl/kswim written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/khetzl/kswim 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2f1c6ca83a083df17c739b14af4922d63794eb77d0c1a0e3212b3d0903195b5c [INFO] running `Command { std: "docker" "start" "-a" "2f1c6ca83a083df17c739b14af4922d63794eb77d0c1a0e3212b3d0903195b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f1c6ca83a083df17c739b14af4922d63794eb77d0c1a0e3212b3d0903195b5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f1c6ca83a083df17c739b14af4922d63794eb77d0c1a0e3212b3d0903195b5c", kill_on_drop: false }` [INFO] [stdout] 2f1c6ca83a083df17c739b14af4922d63794eb77d0c1a0e3212b3d0903195b5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 211ea46069bb739fc23ac7fe059fc09e272207723a10bf9708a2d5657fa834c4 [INFO] running `Command { std: "docker" "start" "-a" "211ea46069bb739fc23ac7fe059fc09e272207723a10bf9708a2d5657fa834c4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Checking kswim v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:37:28 [INFO] [stdout] | [INFO] [stdout] 37 | let (send_channel, mut rx) = mpsc::channel(32); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:37:28 [INFO] [stdout] | [INFO] [stdout] 37 | let (send_channel, mut rx) = mpsc::channel(32); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:125:24 [INFO] [stdout] | [INFO] [stdout] 125 | async fn handle_socket(mut stream: TcpStream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:125:24 [INFO] [stdout] | [INFO] [stdout] 125 | async fn handle_socket(mut stream: TcpStream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> tests/simple_group.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Member { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 11 | id: usize, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Member` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.92s [INFO] running `Command { std: "docker" "inspect" "211ea46069bb739fc23ac7fe059fc09e272207723a10bf9708a2d5657fa834c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "211ea46069bb739fc23ac7fe059fc09e272207723a10bf9708a2d5657fa834c4", kill_on_drop: false }` [INFO] [stdout] 211ea46069bb739fc23ac7fe059fc09e272207723a10bf9708a2d5657fa834c4 [INFO] checking khetzl/kswim against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkhetzl%2Fkswim" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/khetzl/kswim 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 git repo https://github.com/khetzl/kswim [INFO] finished tweaking git repo https://github.com/khetzl/kswim [INFO] tweaked toml for git repo https://github.com/khetzl/kswim written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/khetzl/kswim 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bb5ead47f674abc2b4f01fd813027d40065c4111f208c11c8ff162dc49e40a47 [INFO] running `Command { std: "docker" "start" "-a" "bb5ead47f674abc2b4f01fd813027d40065c4111f208c11c8ff162dc49e40a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bb5ead47f674abc2b4f01fd813027d40065c4111f208c11c8ff162dc49e40a47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb5ead47f674abc2b4f01fd813027d40065c4111f208c11c8ff162dc49e40a47", kill_on_drop: false }` [INFO] [stdout] bb5ead47f674abc2b4f01fd813027d40065c4111f208c11c8ff162dc49e40a47 [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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6140cad568caa882e9dc98d9858b91f27e86bcca15005c2b3427d761d4e5ecaa [INFO] running `Command { std: "docker" "start" "-a" "6140cad568caa882e9dc98d9858b91f27e86bcca15005c2b3427d761d4e5ecaa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Checking kswim v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:37:28 [INFO] [stdout] | [INFO] [stdout] 37 | let (send_channel, mut rx) = mpsc::channel(32); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:37:28 [INFO] [stdout] | [INFO] [stdout] 37 | let (send_channel, mut rx) = mpsc::channel(32); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:125:24 [INFO] [stdout] | [INFO] [stdout] 125 | async fn handle_socket(mut stream: TcpStream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/dissemination_tcp.rs:125:24 [INFO] [stdout] | [INFO] [stdout] 125 | async fn handle_socket(mut stream: TcpStream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [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/dissemination_tcp.rs:39:77 [INFO] [stdout] | [INFO] [stdout] 37 | let (send_channel, mut rx) = mpsc::channel(32); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | let (ready_tx, ready_rx) = oneshot::channel(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 39 | tokio::spawn(async move { connection_handler(rx, ready_tx, address).await }); [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: aborting due to 1 previous error; 2 warnings emitted [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/dissemination_tcp.rs:39:77 [INFO] [stdout] | [INFO] [stdout] 37 | let (send_channel, mut rx) = mpsc::channel(32); [INFO] [stdout] | -- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 38 | let (ready_tx, ready_rx) = oneshot::channel(); [INFO] [stdout] | -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 39 | tokio::spawn(async move { connection_handler(rx, ready_tx, address).await }); [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: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kswim` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `kswim` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6140cad568caa882e9dc98d9858b91f27e86bcca15005c2b3427d761d4e5ecaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6140cad568caa882e9dc98d9858b91f27e86bcca15005c2b3427d761d4e5ecaa", kill_on_drop: false }` [INFO] [stdout] 6140cad568caa882e9dc98d9858b91f27e86bcca15005c2b3427d761d4e5ecaa