[INFO] cloning repository https://github.com/jac3km4/const-combine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jac3km4/const-combine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjac3km4%2Fconst-combine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjac3km4%2Fconst-combine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1a3310b205964b72f8bb15223a4fd31285e7c1d2 [INFO] building jac3km4/const-combine against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjac3km4%2Fconst-combine" "/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/jac3km4/const-combine on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jac3km4/const-combine [INFO] finished tweaking git repo https://github.com/jac3km4/const-combine [INFO] tweaked toml for git repo https://github.com/jac3km4/const-combine written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jac3km4/const-combine 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8ec09b5ef3fc61a2ac41b20733917749ae4de638726a47dbc05fe3a2536a5170 [INFO] running `Command { std: "docker" "start" "-a" "8ec09b5ef3fc61a2ac41b20733917749ae4de638726a47dbc05fe3a2536a5170", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ec09b5ef3fc61a2ac41b20733917749ae4de638726a47dbc05fe3a2536a5170", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ec09b5ef3fc61a2ac41b20733917749ae4de638726a47dbc05fe3a2536a5170", kill_on_drop: false }` [INFO] [stdout] 8ec09b5ef3fc61a2ac41b20733917749ae4de638726a47dbc05fe3a2536a5170 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2de0783a8e685d9dddc1ce2d169dd34a16c2dd27a909410d541bd0227ebc4cda [INFO] running `Command { std: "docker" "start" "-a" "2de0783a8e685d9dddc1ce2d169dd34a16c2dd27a909410d541bd0227ebc4cda", kill_on_drop: false }` [INFO] [stderr] Compiling const-combine v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "2de0783a8e685d9dddc1ce2d169dd34a16c2dd27a909410d541bd0227ebc4cda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2de0783a8e685d9dddc1ce2d169dd34a16c2dd27a909410d541bd0227ebc4cda", kill_on_drop: false }` [INFO] [stdout] 2de0783a8e685d9dddc1ce2d169dd34a16c2dd27a909410d541bd0227ebc4cda [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd8c594599878056942c38ded9c7118ed6b07819c83206e87378abdd119f1fa9 [INFO] running `Command { std: "docker" "start" "-a" "cd8c594599878056942c38ded9c7118ed6b07819c83206e87378abdd119f1fa9", kill_on_drop: false }` [INFO] [stderr] Compiling const-combine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: a temporary value will be dropped here before the execution exits the block in Edition 2024, which will raise borrow checking error [INFO] [stdout] --> src/lib.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 6 | $crate::internal::combine::<{ $A.len() + $B.len() }>($A, $B).as_slice(), [INFO] [stdout] | ------------------------------------------------------------ consider using a `let` binding to create a longer lived value; or replacing the `{ .. }` block with curly brackets `( .. )`; or folding the rest of the expression into the surrounding `unsafe { .. }` [INFO] [stdout] 7 | ) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 87 | assert_eq!(const_combine!(STR, "def"), "abcdef"); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `const_combine` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: a temporary value will be dropped here before the execution exits the block in Edition 2024, which will raise borrow checking error [INFO] [stdout] --> src/lib.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 6 | $crate::internal::combine::<{ $A.len() + $B.len() }>($A, $B).as_slice(), [INFO] [stdout] | ------------------------------------------------------------ consider using a `let` binding to create a longer lived value; or replacing the `{ .. }` block with curly brackets `( .. )`; or folding the rest of the expression into the surrounding `unsafe { .. }` [INFO] [stdout] 7 | ) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 88 | assert_eq!(const_combine!("def", STR), "defabc"); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this error originates in the macro `const_combine` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: a temporary value will be dropped here before the execution exits the block in Edition 2024, which will raise borrow checking error [INFO] [stdout] --> src/lib.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 6 | $crate::internal::combine::<{ $A.len() + $B.len() }>($A, $B).as_slice(), [INFO] [stdout] | ------------------------------------------------------------ consider using a `let` binding to create a longer lived value; or replacing the `{ .. }` block with curly brackets `( .. )`; or folding the rest of the expression into the surrounding `unsafe { .. }` [INFO] [stdout] 7 | ) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 89 | assert_eq!(const_combine!(STR, STR), "abcabc"); [INFO] [stdout] | ------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this error originates in the macro `const_combine` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: a temporary value will be dropped here before the execution exits the block in Edition 2024, which will raise borrow checking error [INFO] [stdout] --> src/lib.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 18 | &$crate::internal::combine::<$max_size>($A, $B), [INFO] [stdout] | ----------------------------------------------- consider using a `let` binding to create a longer lived value; or replacing the `{ .. }` block with curly brackets `( .. )`; or folding the rest of the expression into the surrounding `unsafe { .. }` [INFO] [stdout] 19 | $A.len() + $B.len(), [INFO] [stdout] 20 | )) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 96 | assert_eq!(const_combine_bounded!(STR, "def"), "abcdef"); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this error originates in the macro `$crate::const_combine_bounded_with` which comes from the expansion of the macro `const_combine_bounded` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: a temporary value will be dropped here before the execution exits the block in Edition 2024, which will raise borrow checking error [INFO] [stdout] --> src/lib.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 18 | &$crate::internal::combine::<$max_size>($A, $B), [INFO] [stdout] | ----------------------------------------------- consider using a `let` binding to create a longer lived value; or replacing the `{ .. }` block with curly brackets `( .. )`; or folding the rest of the expression into the surrounding `unsafe { .. }` [INFO] [stdout] 19 | $A.len() + $B.len(), [INFO] [stdout] 20 | )) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 97 | assert_eq!(const_combine_bounded!("def", STR), "defabc"); [INFO] [stdout] | ---------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this error originates in the macro `$crate::const_combine_bounded_with` which comes from the expansion of the macro `const_combine_bounded` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: a temporary value will be dropped here before the execution exits the block in Edition 2024, which will raise borrow checking error [INFO] [stdout] --> src/lib.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 18 | &$crate::internal::combine::<$max_size>($A, $B), [INFO] [stdout] | ----------------------------------------------- consider using a `let` binding to create a longer lived value; or replacing the `{ .. }` block with curly brackets `( .. )`; or folding the rest of the expression into the surrounding `unsafe { .. }` [INFO] [stdout] 19 | $A.len() + $B.len(), [INFO] [stdout] 20 | )) [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 98 | assert_eq!(const_combine_bounded!(STR, STR), "abcabc"); [INFO] [stdout] | -------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this error originates in the macro `$crate::const_combine_bounded_with` which comes from the expansion of the macro `const_combine_bounded` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `const-combine` (lib test) due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "cd8c594599878056942c38ded9c7118ed6b07819c83206e87378abdd119f1fa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd8c594599878056942c38ded9c7118ed6b07819c83206e87378abdd119f1fa9", kill_on_drop: false }` [INFO] [stdout] cd8c594599878056942c38ded9c7118ed6b07819c83206e87378abdd119f1fa9