[INFO] fetching crate birdcage 0.8.1... [INFO] checking birdcage-0.8.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate birdcage 0.8.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate birdcage 0.8.1 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 crates.io crate birdcage 0.8.1 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate birdcage 0.8.1 [INFO] tweaked toml for crates.io crate birdcage 0.8.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate birdcage 0.8.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 72da0effc079b86c62b96612700ed7e69bf371d610fe57d1a5cfb6b1922d021c [INFO] running `Command { std: "docker" "start" "-a" "72da0effc079b86c62b96612700ed7e69bf371d610fe57d1a5cfb6b1922d021c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72da0effc079b86c62b96612700ed7e69bf371d610fe57d1a5cfb6b1922d021c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72da0effc079b86c62b96612700ed7e69bf371d610fe57d1a5cfb6b1922d021c", kill_on_drop: false }` [INFO] [stdout] 72da0effc079b86c62b96612700ed7e69bf371d610fe57d1a5cfb6b1922d021c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1a8d40de2363a8e3f0d3bb5e14159e3a690ea78151692f180cb9abbf70b77c32 [INFO] running `Command { std: "docker" "start" "-a" "1a8d40de2363a8e3f0d3bb5e14159e3a690ea78151692f180cb9abbf70b77c32", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling unicode-ident v1.0.11 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling rustix v0.38.31 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Compiling serde v1.0.193 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking os_str_bytes v6.5.1 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking textwrap v0.16.0 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking fastrand v2.0.0 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking seccompiler v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.193 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking birdcage v0.8.1 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `std::result::Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/linux/mod.rs:161:11 [INFO] [stdout] | [INFO] [stdout] 159 | let init_arg: Box = unsafe { Box::from_raw(arg as _) }; [INFO] [stdout] | -------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 160 | [INFO] [stdout] 161 | match sandbox_init_inner(*init_arg) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [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] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `birdcage` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1a8d40de2363a8e3f0d3bb5e14159e3a690ea78151692f180cb9abbf70b77c32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a8d40de2363a8e3f0d3bb5e14159e3a690ea78151692f180cb9abbf70b77c32", kill_on_drop: false }` [INFO] [stdout] 1a8d40de2363a8e3f0d3bb5e14159e3a690ea78151692f180cb9abbf70b77c32