[INFO] cloning repository https://github.com/cwd-k2/stdin_read_macro_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cwd-k2/stdin_read_macro_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwd-k2%2Fstdin_read_macro_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwd-k2%2Fstdin_read_macro_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0701941e7ee455e8e3e24627d1af1998261830bd [INFO] checking cwd-k2/stdin_read_macro_rust/0701941e7ee455e8e3e24627d1af1998261830bd 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%2Fcwd-k2%2Fstdin_read_macro_rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cwd-k2/stdin_read_macro_rust 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/cwd-k2/stdin_read_macro_rust [INFO] finished tweaking git repo https://github.com/cwd-k2/stdin_read_macro_rust [INFO] tweaked toml for git repo https://github.com/cwd-k2/stdin_read_macro_rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cwd-k2/stdin_read_macro_rust 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] be779c51d6f4cb8c814f2fda889e43c387754057a0522b0a2d89fdcb1270980b [INFO] running `Command { std: "docker" "start" "-a" "be779c51d6f4cb8c814f2fda889e43c387754057a0522b0a2d89fdcb1270980b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be779c51d6f4cb8c814f2fda889e43c387754057a0522b0a2d89fdcb1270980b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be779c51d6f4cb8c814f2fda889e43c387754057a0522b0a2d89fdcb1270980b", kill_on_drop: false }` [INFO] [stdout] be779c51d6f4cb8c814f2fda889e43c387754057a0522b0a2d89fdcb1270980b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a3fe7984cb9245575d0bcf7deae9618b6aa588bdf35d033fccd715043cff3f50 [INFO] running `Command { std: "docker" "start" "-a" "a3fe7984cb9245575d0bcf7deae9618b6aa588bdf35d033fccd715043cff3f50", kill_on_drop: false }` [INFO] [stderr] Checking stdin_read_macro v0.1.0 (/opt/rustwide/workdir) [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/read.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | $iter.take($length).collect::>() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / read! { [INFO] [stdout] 8 | | let sy: usize; [INFO] [stdout] 9 | | let sx: usize; [INFO] [stdout] 10 | | let n: usize; [INFO] [stdout] 11 | | let mut stage: [['seqc; w]; h]; [INFO] [stdout] 12 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `read_inner` which comes from the expansion of the macro `read` (in Nightly builds, run with -Z macro-backtrace for more info) [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/read.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | $iter.take_while(|&c| !c.is_whitespace()).collect::() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | let mut moves = read![(i32, char); n]; [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `read_inner` which comes from the expansion of the macro `read` (in Nightly builds, run with -Z macro-backtrace for more info) [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/read.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | / std::io::stdin() [INFO] [stdout] 7 | | .lock() [INFO] [stdout] 8 | | .bytes() [INFO] [stdout] 9 | | .map(|u| u.unwrap() as char) [INFO] [stdout] 10 | | .skip_while(|&c| c.is_whitespace() /* 先頭の空白は無視 */), $t [INFO] [stdout] | |__________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | let mut moves = read![(i32, char); n]; [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `read` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `stdin_read_macro` (bin "stdin_read_macro" test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/read.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | $iter.take($length).collect::>() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | / read! { [INFO] [stdout] 8 | | let sy: usize; [INFO] [stdout] 9 | | let sx: usize; [INFO] [stdout] 10 | | let n: usize; [INFO] [stdout] 11 | | let mut stage: [['seqc; w]; h]; [INFO] [stdout] 12 | | } [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] = note: this error originates in the macro `read_inner` which comes from the expansion of the macro `read` (in Nightly builds, run with -Z macro-backtrace for more info) [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/read.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | $iter.take_while(|&c| !c.is_whitespace()).collect::() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | let mut moves = read![(i32, char); n]; [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `read_inner` which comes from the expansion of the macro `read` (in Nightly builds, run with -Z macro-backtrace for more info) [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/read.rs:6:13 [INFO] [stdout] | [INFO] [stdout] 6 | / std::io::stdin() [INFO] [stdout] 7 | | .lock() [INFO] [stdout] 8 | | .bytes() [INFO] [stdout] 9 | | .map(|u| u.unwrap() as char) [INFO] [stdout] 10 | | .skip_while(|&c| c.is_whitespace() /* 先頭の空白は無視 */), $t [INFO] [stdout] | |__________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:13:21 [INFO] [stdout] | [INFO] [stdout] 13 | let mut moves = read![(i32, char); n]; [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: this error originates in the macro `read` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `stdin_read_macro` (bin "stdin_read_macro") due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "a3fe7984cb9245575d0bcf7deae9618b6aa588bdf35d033fccd715043cff3f50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3fe7984cb9245575d0bcf7deae9618b6aa588bdf35d033fccd715043cff3f50", kill_on_drop: false }` [INFO] [stdout] a3fe7984cb9245575d0bcf7deae9618b6aa588bdf35d033fccd715043cff3f50