[INFO] cloning repository https://github.com/enosuity/persist-linked-list
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enosuity/persist-linked-list" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenosuity%2Fpersist-linked-list", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenosuity%2Fpersist-linked-list'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7419a41411545e7cc5cf6454fc55ef26c2c9864
[INFO] checking enosuity/persist-linked-list against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenosuity%2Fpersist-linked-list" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enosuity/persist-linked-list 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/enosuity/persist-linked-list
[INFO] finished tweaking git repo https://github.com/enosuity/persist-linked-list
[INFO] tweaked toml for git repo https://github.com/enosuity/persist-linked-list written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/enosuity/persist-linked-list 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-binary-tree v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] dc71e63d0097a768cce2d78a7e193c16b2c8f9fb8787413eb4685eeb57388f04
[INFO] running `Command { std: "docker" "start" "-a" "dc71e63d0097a768cce2d78a7e193c16b2c8f9fb8787413eb4685eeb57388f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc71e63d0097a768cce2d78a7e193c16b2c8f9fb8787413eb4685eeb57388f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc71e63d0097a768cce2d78a7e193c16b2c8f9fb8787413eb4685eeb57388f04", kill_on_drop: false }`
[INFO] [stdout] dc71e63d0097a768cce2d78a7e193c16b2c8f9fb8787413eb4685eeb57388f04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] eeec93edac8545a990d371871a07b1260b8c70c9659a7cf84db794642e67e5c9
[INFO] running `Command { std: "docker" "start" "-a" "eeec93edac8545a990d371871a07b1260b8c70c9659a7cf84db794642e67e5c9", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-binary-tree v0.1.0
[INFO] [stderr]     Checking persist-link v0.1.0 (/opt/rustwide/workdir/persist-link)
[INFO] [stderr]     Checking binary-tree-view v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "eeec93edac8545a990d371871a07b1260b8c70c9659a7cf84db794642e67e5c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeec93edac8545a990d371871a07b1260b8c70c9659a7cf84db794642e67e5c9", kill_on_drop: false }`
[INFO] [stdout] eeec93edac8545a990d371871a07b1260b8c70c9659a7cf84db794642e67e5c9
[INFO] checking enosuity/persist-linked-list 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%2Fenosuity%2Fpersist-linked-list" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enosuity/persist-linked-list 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/enosuity/persist-linked-list
[INFO] finished tweaking git repo https://github.com/enosuity/persist-linked-list
[INFO] tweaked toml for git repo https://github.com/enosuity/persist-linked-list written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/enosuity/persist-linked-list 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3a98d57edfdec7333716b7d1531c3028c25a7c465badcf899185d20333971638
[INFO] running `Command { std: "docker" "start" "-a" "3a98d57edfdec7333716b7d1531c3028c25a7c465badcf899185d20333971638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a98d57edfdec7333716b7d1531c3028c25a7c465badcf899185d20333971638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a98d57edfdec7333716b7d1531c3028c25a7c465badcf899185d20333971638", kill_on_drop: false }`
[INFO] [stdout] 3a98d57edfdec7333716b7d1531c3028c25a7c465badcf899185d20333971638
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6b21f92b6fa9e2b2061b313fe1f02838b5ffee5c54d4f1df912652c902f58ccf
[INFO] running `Command { std: "docker" "start" "-a" "6b21f92b6fa9e2b2061b313fe1f02838b5ffee5c54d4f1df912652c902f58ccf", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-binary-tree v0.1.0
[INFO] [stderr]     Checking persist-link v0.1.0 (/opt/rustwide/workdir/persist-link)
[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]   --> persist-link/src/lib.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn prepend(&self, value: T) -> Series<T> {
[INFO] [stdout]    |                           -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 26 |         let new_node = Node {
[INFO] [stdout]    |             -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 32 |             head: Some(Rc::new(RefCell::new(new_node))),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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]   --> persist-link/src/lib.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn prepend(&self, value: T) -> Series<T> {
[INFO] [stdout]    |                           -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 26 |         let new_node = Node {
[INFO] [stdout]    |             -------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 32 |             head: Some(Rc::new(RefCell::new(new_node))),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2024
[INFO] [stdout]    = note: for more information, see issue #123739 <https://github.com/rust-lang/rust/issues/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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking binary-tree-view v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `persist-link` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `persist-link` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6b21f92b6fa9e2b2061b313fe1f02838b5ffee5c54d4f1df912652c902f58ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b21f92b6fa9e2b2061b313fe1f02838b5ffee5c54d4f1df912652c902f58ccf", kill_on_drop: false }`
[INFO] [stdout] 6b21f92b6fa9e2b2061b313fe1f02838b5ffee5c54d4f1df912652c902f58ccf