[INFO] cloning repository https://github.com/HavenSelph/rattlescript [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HavenSelph/rattlescript" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHavenSelph%2Frattlescript", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHavenSelph%2Frattlescript'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f8bafb8b063b9bf056efb1ea14188db0624d981c [INFO] building HavenSelph/rattlescript against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHavenSelph%2Frattlescript" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HavenSelph/rattlescript on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HavenSelph/rattlescript [INFO] finished tweaking git repo https://github.com/HavenSelph/rattlescript [INFO] tweaked toml for git repo https://github.com/HavenSelph/rattlescript written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/HavenSelph/rattlescript 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac887aab6b8016ca142fe55d90e9f5600e822a35e6e424e3d17148cfd339d0e8 [INFO] running `Command { std: "docker" "start" "-a" "ac887aab6b8016ca142fe55d90e9f5600e822a35e6e424e3d17148cfd339d0e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac887aab6b8016ca142fe55d90e9f5600e822a35e6e424e3d17148cfd339d0e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac887aab6b8016ca142fe55d90e9f5600e822a35e6e424e3d17148cfd339d0e8", kill_on_drop: false }` [INFO] [stdout] ac887aab6b8016ca142fe55d90e9f5600e822a35e6e424e3d17148cfd339d0e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ca174f1dc1a4b684b0aa9cb213b6f5a6083d718b23459076a0527af5e8dcd4f [INFO] running `Command { std: "docker" "start" "-a" "3ca174f1dc1a4b684b0aa9cb213b6f5a6083d718b23459076a0527af5e8dcd4f", kill_on_drop: false }` [INFO] [stderr] Compiling rattlescript v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] error: relative drop order changing in Rust 2024 [INFO] [stdout] --> src/interpreter/builtin.rs:400:5 [INFO] [stdout] | [INFO] [stdout] 395 | let iter = &mut *(*iter.0).borrow_mut(); [INFO] [stdout] | ---------------------- [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#1` [INFO] [stdout] | `#1` will be dropped later as of Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 400 | Value::Array(make!(result)).iterator(span) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this value will be stored in a temporary; let us call it `#2` [INFO] [stdout] | up until Edition 2021 `#2` is dropped last but will be dropped earlier in Edition 2024 [INFO] [stdout] 401 | } [INFO] [stdout] | - now the temporary value is dropped here, before the local variables in the block or statement [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#2` may invoke a custom destructor because it contains a trait object [INFO] [stdout] note: `#2` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/std/src/os/fd/owned.rs:172:1 [INFO] [stdout] note: `#1` invokes this custom destructor [INFO] [stdout] --> /rustc/11663cd3bfefef7d34e8f0892c250bf698049392/library/core/src/cell.rs:1804:1 [INFO] [stdout] = note: most of the time, changing drop order is harmless; inspect the `impl Drop`s for side effects like releasing locks or sending messages [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `span` and `parents` are never read [INFO] [stdout] --> src/interpreter/value.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 149 | pub struct ClassInstance { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 150 | pub span: Span, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 153 | pub parents: Option>, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/interpreter/value.rs:201:15 [INFO] [stdout] | [INFO] [stdout] 201 | Namespace(Span, String, Ref), [INFO] [stdout] | --------- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Value` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 201 | Namespace((), String, Ref), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rattlescript` (bin "rattlescript") due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3ca174f1dc1a4b684b0aa9cb213b6f5a6083d718b23459076a0527af5e8dcd4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ca174f1dc1a4b684b0aa9cb213b6f5a6083d718b23459076a0527af5e8dcd4f", kill_on_drop: false }` [INFO] [stdout] 3ca174f1dc1a4b684b0aa9cb213b6f5a6083d718b23459076a0527af5e8dcd4f