[INFO] fetching crate develop_debug 0.6.1...
[INFO] checking develop_debug-0.6.1 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604
[INFO] extracting crate develop_debug 0.6.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate develop_debug 0.6.1 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 crates.io crate develop_debug 0.6.1
[INFO] finished tweaking crates.io crate develop_debug 0.6.1
[INFO] tweaked toml for crates.io crate develop_debug 0.6.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9729aa39a512065d927467b97102bb3d4f1988c559cf0678ec6d7d3d454638ed
[INFO] running `Command { std: "docker" "start" "-a" "9729aa39a512065d927467b97102bb3d4f1988c559cf0678ec6d7d3d454638ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9729aa39a512065d927467b97102bb3d4f1988c559cf0678ec6d7d3d454638ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9729aa39a512065d927467b97102bb3d4f1988c559cf0678ec6d7d3d454638ed", kill_on_drop: false }`
[INFO] [stdout] 9729aa39a512065d927467b97102bb3d4f1988c559cf0678ec6d7d3d454638ed
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b8b199e79513b153456c5d8d55e378ab64211345b9417e1b74e5b6a0ec852f3
[INFO] running `Command { std: "docker" "start" "-a" "0b8b199e79513b153456c5d8d55e378ab64211345b9417e1b74e5b6a0ec852f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling develop_debug v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: develop_debug@0.6.1: Failed to write './README.md'. Read-only file system (os error 30)
[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/lib.rs:41:46
[INFO] [stdout]    |
[INFO] [stdout] 41 |     DEVELOP_DEBUG_OUTPUT_STATE.with(|state| *state.borrow())
[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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: develop_debug@0.6.1: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `develop_debug` (lib test) due to 2 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/lib.rs:41:46
[INFO] [stdout]    |
[INFO] [stdout] 41 |     DEVELOP_DEBUG_OUTPUT_STATE.with(|state| *state.borrow())
[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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: develop_debug@0.6.1: Failed to write './README.md'. Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `develop_debug` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "0b8b199e79513b153456c5d8d55e378ab64211345b9417e1b74e5b6a0ec852f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8b199e79513b153456c5d8d55e378ab64211345b9417e1b74e5b6a0ec852f3", kill_on_drop: false }`
[INFO] [stdout] 0b8b199e79513b153456c5d8d55e378ab64211345b9417e1b74e5b6a0ec852f3