[INFO] cloning repository https://github.com/UserCommon/ligma-lisp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UserCommon/ligma-lisp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUserCommon%2Fligma-lisp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUserCommon%2Fligma-lisp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e29b8249d7583115ad91fa10f4890b416c875d50
[INFO] checking UserCommon/ligma-lisp/e29b8249d7583115ad91fa10f4890b416c875d50 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUserCommon%2Fligma-lisp" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UserCommon/ligma-lisp on toolchain 4d98531622e1718ae0bc3c7a1ab9cd8938428452
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UserCommon/ligma-lisp
[INFO] finished tweaking git repo https://github.com/UserCommon/ligma-lisp
[INFO] tweaked toml for git repo https://github.com/UserCommon/ligma-lisp written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/UserCommon/ligma-lisp 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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e41a18728d42198f3a47c2c9ff90e3ac816200a67bbeafdc1962d7f11355f9b
[INFO] running `Command { std: "docker" "start" "-a" "8e41a18728d42198f3a47c2c9ff90e3ac816200a67bbeafdc1962d7f11355f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e41a18728d42198f3a47c2c9ff90e3ac816200a67bbeafdc1962d7f11355f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e41a18728d42198f3a47c2c9ff90e3ac816200a67bbeafdc1962d7f11355f9b", kill_on_drop: false }`
[INFO] [stdout] 8e41a18728d42198f3a47c2c9ff90e3ac816200a67bbeafdc1962d7f11355f9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad2cb3d6ef9897eb0873f358ac97a6dbd19682181c75238329aaa99a64ca8df
[INFO] running `Command { std: "docker" "start" "-a" "bad2cb3d6ef9897eb0873f358ac97a6dbd19682181c75238329aaa99a64ca8df", kill_on_drop: false }`
[INFO] [stderr]     Checking ligma-lisp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/evaluator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/repl.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, BufRead};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/evaluator.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/repl.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, BufRead};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Details` is more private than the item `TokenizeError::Error::0`
[INFO] [stdout]   --> src/errors.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Error(Details)
[INFO] [stdout]    |           ^^^^^^^ field `TokenizeError::Error::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Details` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Details(String);
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Error` is never constructed
[INFO] [stdout]   --> src/errors.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum TokenizeError {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] 11 |     Error(Details)
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenizeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Error` is never constructed
[INFO] [stdout]   --> src/errors.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum ParserError {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 28 |     ExpectedOtherToken(Token, Token),
[INFO] [stdout] 29 |     Error(String)
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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/evaluator.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn get<T>(&self, name: T) -> Option<Object>
[INFO] [stdout]    |                          ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 41 |                 .and_then(|o| o.borrow().get(name).clone())
[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]   --> src/evaluator.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn eval<T: AsRef<str>>(code: T, env: &mut Rc<RefCell<Env>>) -> Result<Object> {
[INFO] [stdout]    |                            ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 53 |
[INFO] [stdout] 54 |     match crate::parser::parse(code) {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Details` is more private than the item `TokenizeError::Error::0`
[INFO] [stdout]   --> src/errors.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Error(Details)
[INFO] [stdout]    |           ^^^^^^^ field `TokenizeError::Error::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `Details` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | struct Details(String);
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ligma-lisp` (bin "ligma-lisp") due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] warning: variant `Error` is never constructed
[INFO] [stdout]   --> src/errors.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum TokenizeError {
[INFO] [stdout]    |          ------------- variant in this enum
[INFO] [stdout] 11 |     Error(Details)
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenizeError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variant `Error` is never constructed
[INFO] [stdout]   --> src/errors.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum ParserError {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 28 |     ExpectedOtherToken(Token, Token),
[INFO] [stdout] 29 |     Error(String)
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ParserError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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/evaluator.rs:41:31
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn get<T>(&self, name: T) -> Option<Object>
[INFO] [stdout]    |                          ---- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 41 |                 .and_then(|o| o.borrow().get(name).clone())
[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]   --> src/evaluator.rs:54:11
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub fn eval<T: AsRef<str>>(code: T, env: &mut Rc<RefCell<Env>>) -> Result<Object> {
[INFO] [stdout]    |                            ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024
[INFO] [stdout] 53 |
[INFO] [stdout] 54 |     match crate::parser::parse(code) {
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ligma-lisp` (bin "ligma-lisp" test) due to 3 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "bad2cb3d6ef9897eb0873f358ac97a6dbd19682181c75238329aaa99a64ca8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad2cb3d6ef9897eb0873f358ac97a6dbd19682181c75238329aaa99a64ca8df", kill_on_drop: false }`
[INFO] [stdout] bad2cb3d6ef9897eb0873f358ac97a6dbd19682181c75238329aaa99a64ca8df