[INFO] cloning repository https://github.com/KarimIbrahim/monkey_interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KarimIbrahim/monkey_interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarimIbrahim%2Fmonkey_interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarimIbrahim%2Fmonkey_interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6684d9d9ae257dbc81e6941afef8247b0d915e1
[INFO] checking KarimIbrahim/monkey_interpreter/b6684d9d9ae257dbc81e6941afef8247b0d915e1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKarimIbrahim%2Fmonkey_interpreter" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KarimIbrahim/monkey_interpreter on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KarimIbrahim/monkey_interpreter
[INFO] finished tweaking git repo https://github.com/KarimIbrahim/monkey_interpreter
[INFO] tweaked toml for git repo https://github.com/KarimIbrahim/monkey_interpreter written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KarimIbrahim/monkey_interpreter 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2a35d2551043c08a4fbb6cbb79227d5cceb1c26384ecc7fb8e99fee9fc4f1fd
[INFO] running `Command { std: "docker" "start" "-a" "e2a35d2551043c08a4fbb6cbb79227d5cceb1c26384ecc7fb8e99fee9fc4f1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2a35d2551043c08a4fbb6cbb79227d5cceb1c26384ecc7fb8e99fee9fc4f1fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a35d2551043c08a4fbb6cbb79227d5cceb1c26384ecc7fb8e99fee9fc4f1fd", kill_on_drop: false }`
[INFO] [stdout] e2a35d2551043c08a4fbb6cbb79227d5cceb1c26384ecc7fb8e99fee9fc4f1fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d604feeb3456908fb4b34301e5f53839c9bfa54af382e474ec8b4abea5ef8118
[INFO] running `Command { std: "docker" "start" "-a" "d604feeb3456908fb4b34301e5f53839c9bfa54af382e474ec8b4abea5ef8118", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking unindent v0.2.1
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking monkey_interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this value of type `Box<Object>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ast.rs:265:6
[INFO] [stdout]     |
[INFO] [stdout] 259 | fn eval_array_index_expression(elements: Vec<Box<Object>>, index: i64) -> Object {
[INFO] [stdout]     |                                -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 265 |     *elements[index].to_owned()
[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: this value of type `Option<Object>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ast.rs:324:24
[INFO] [stdout]     |
[INFO] [stdout] 323 | fn eval_identifier(value: &String, env: Arc<Mutex<Environment>>) -> Object {
[INFO] [stdout]     |                                    --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 324 |     if let Some(val) = env.lock().unwrap().get(value) {
[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: this value of type `(Object, Object)` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ast.rs:369:11
[INFO] [stdout]     |
[INFO] [stdout] 367 |     env: Arc<Mutex<Environment>>,
[INFO] [stdout]     |     --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 368 | ) -> Object {
[INFO] [stdout] 369 |     match (left.eval(Arc::clone(&env)), right.eval(Arc::clone(&env))) {
[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: this value of type `Box<Object>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ast.rs:265:6
[INFO] [stdout]     |
[INFO] [stdout] 259 | fn eval_array_index_expression(elements: Vec<Box<Object>>, index: i64) -> Object {
[INFO] [stdout]     |                                -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] ...
[INFO] [stdout] 265 |     *elements[index].to_owned()
[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: this value of type `Option<Object>` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ast.rs:324:24
[INFO] [stdout]     |
[INFO] [stdout] 323 | fn eval_identifier(value: &String, env: Arc<Mutex<Environment>>) -> Object {
[INFO] [stdout]     |                                    --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 324 |     if let Some(val) = env.lock().unwrap().get(value) {
[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: this value of type `(Object, Object)` has significant drop implementation that will have a different drop order from that of Edition 2021
[INFO] [stdout]    --> src/ast.rs:369:11
[INFO] [stdout]     |
[INFO] [stdout] 367 |     env: Arc<Mutex<Environment>>,
[INFO] [stdout]     |     --- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024
[INFO] [stdout] 368 | ) -> Object {
[INFO] [stdout] 369 |     match (left.eval(Arc::clone(&env)), right.eval(Arc::clone(&env))) {
[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 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monkey_interpreter` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monkey_interpreter` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "d604feeb3456908fb4b34301e5f53839c9bfa54af382e474ec8b4abea5ef8118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d604feeb3456908fb4b34301e5f53839c9bfa54af382e474ec8b4abea5ef8118", kill_on_drop: false }`
[INFO] [stdout] d604feeb3456908fb4b34301e5f53839c9bfa54af382e474ec8b4abea5ef8118