[INFO] cloning repository https://github.com/1000teslas/too-many-linked-lists [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1000teslas/too-many-linked-lists" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1000teslas%2Ftoo-many-linked-lists", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1000teslas%2Ftoo-many-linked-lists'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9b051d2c994d5f2b9b64b90b00c4de692ba112d1 [INFO] checking 1000teslas/too-many-linked-lists against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1000teslas%2Ftoo-many-linked-lists" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/1000teslas/too-many-linked-lists 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/1000teslas/too-many-linked-lists [INFO] finished tweaking git repo https://github.com/1000teslas/too-many-linked-lists [INFO] tweaked toml for git repo https://github.com/1000teslas/too-many-linked-lists written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/1000teslas/too-many-linked-lists 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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 78aa1f32e3c36ed49ca74d099ebff53970933d51704fdc69044ee06505f36dfe [INFO] running `Command { std: "docker" "start" "-a" "78aa1f32e3c36ed49ca74d099ebff53970933d51704fdc69044ee06505f36dfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78aa1f32e3c36ed49ca74d099ebff53970933d51704fdc69044ee06505f36dfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78aa1f32e3c36ed49ca74d099ebff53970933d51704fdc69044ee06505f36dfe", kill_on_drop: false }` [INFO] [stdout] 78aa1f32e3c36ed49ca74d099ebff53970933d51704fdc69044ee06505f36dfe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 22c4f895e2ef11fedfc8fdf448ca2b644f99716b8812fd27082abff296fefa3d [INFO] running `Command { std: "docker" "start" "-a" "22c4f895e2ef11fedfc8fdf448ca2b644f99716b8812fd27082abff296fefa3d", kill_on_drop: false }` [INFO] [stderr] Checking too-many-linked-lists v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "22c4f895e2ef11fedfc8fdf448ca2b644f99716b8812fd27082abff296fefa3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22c4f895e2ef11fedfc8fdf448ca2b644f99716b8812fd27082abff296fefa3d", kill_on_drop: false }` [INFO] [stdout] 22c4f895e2ef11fedfc8fdf448ca2b644f99716b8812fd27082abff296fefa3d [INFO] checking 1000teslas/too-many-linked-lists 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%2F1000teslas%2Ftoo-many-linked-lists" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/1000teslas/too-many-linked-lists 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/1000teslas/too-many-linked-lists [INFO] finished tweaking git repo https://github.com/1000teslas/too-many-linked-lists [INFO] tweaked toml for git repo https://github.com/1000teslas/too-many-linked-lists written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/1000teslas/too-many-linked-lists 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7e4b4c5270dbc66063ec5ab6bafb95fce28d044cf3fef7769105f6707316aa5b [INFO] running `Command { std: "docker" "start" "-a" "7e4b4c5270dbc66063ec5ab6bafb95fce28d044cf3fef7769105f6707316aa5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e4b4c5270dbc66063ec5ab6bafb95fce28d044cf3fef7769105f6707316aa5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e4b4c5270dbc66063ec5ab6bafb95fce28d044cf3fef7769105f6707316aa5b", kill_on_drop: false }` [INFO] [stdout] 7e4b4c5270dbc66063ec5ab6bafb95fce28d044cf3fef7769105f6707316aa5b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4638cd6745e285bd43814285bb91847733658caa080671726a9c6fe94adcb00e [INFO] running `Command { std: "docker" "start" "-a" "4638cd6745e285bd43814285bb91847733658caa080671726a9c6fe94adcb00e", kill_on_drop: false }` [INFO] [stderr] Checking too-many-linked-lists 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/persistent_stack.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn prepend(&self, val: T) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 18 | List { [INFO] [stdout] 19 | head: Some(Rc::new(Node { [INFO] [stdout] | ___________________^ [INFO] [stdout] 20 | | val, [INFO] [stdout] 21 | | next: self.head.clone(), [INFO] [stdout] 22 | | })), [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/persistent_stack.rs:28:19 [INFO] [stdout] | [INFO] [stdout] 28 | head: node.next.clone(), [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 `too-many-linked-lists` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/persistent_stack.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn prepend(&self, val: T) -> Self { [INFO] [stdout] | ------ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 18 | List { [INFO] [stdout] 19 | head: Some(Rc::new(Node { [INFO] [stdout] | ___________________^ [INFO] [stdout] 20 | | val, [INFO] [stdout] 21 | | next: self.head.clone(), [INFO] [stdout] 22 | | })), [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/persistent_stack.rs:28:19 [INFO] [stdout] | [INFO] [stdout] 28 | head: node.next.clone(), [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 `too-many-linked-lists` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "4638cd6745e285bd43814285bb91847733658caa080671726a9c6fe94adcb00e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4638cd6745e285bd43814285bb91847733658caa080671726a9c6fe94adcb00e", kill_on_drop: false }` [INFO] [stdout] 4638cd6745e285bd43814285bb91847733658caa080671726a9c6fe94adcb00e