[INFO] fetching crate petbox 0.1.0... [INFO] checking petbox-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate petbox 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate petbox 0.1.0 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 petbox 0.1.0 [INFO] finished tweaking crates.io crate petbox 0.1.0 [INFO] tweaked toml for crates.io crate petbox 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate petbox 0.1.0 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] 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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 49b23af9b765e9c5de7af690063f3bda538e43d3392a005dbd21b927e24021ac [INFO] running `Command { std: "docker" "start" "-a" "49b23af9b765e9c5de7af690063f3bda538e43d3392a005dbd21b927e24021ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "49b23af9b765e9c5de7af690063f3bda538e43d3392a005dbd21b927e24021ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "49b23af9b765e9c5de7af690063f3bda538e43d3392a005dbd21b927e24021ac", kill_on_drop: false }` [INFO] [stdout] 49b23af9b765e9c5de7af690063f3bda538e43d3392a005dbd21b927e24021ac [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+4d98531622e1718ae0bc3c7a1ab9cd8938428452" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b75d98babd1498810e7da0a3b8a3e7158bf8f111dd8025de45b7b58266e9537 [INFO] running `Command { std: "docker" "start" "-a" "4b75d98babd1498810e7da0a3b8a3e7158bf8f111dd8025de45b7b58266e9537", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.64 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling rustix v0.38.3 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Checking bitflags v2.3.3 [INFO] [stderr] Checking linux-raw-sys v0.4.3 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking aho-corasick v1.0.2 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Checking regex-syntax v0.7.4 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling thiserror v1.0.43 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking termcolor v1.2.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking xdg v2.5.0 [INFO] [stderr] Compiling syn v2.0.25 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Checking clap_builder v4.3.11 [INFO] [stderr] Checking nix v0.20.2 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking regex-automata v0.3.2 [INFO] [stderr] Checking regex v1.9.1 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stderr] Checking unshare_petbox v0.7.1 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Compiling thiserror-impl v1.0.43 [INFO] [stderr] Checking clap v4.3.11 [INFO] [stderr] Checking petbox 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/container.rs:132:15 [INFO] [stdout] | [INFO] [stdout] 131 | let mut cmd = Self::prepare_unshare_cmd(bin_name); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 132 | match cmd.status() { [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/container.rs:132:15 [INFO] [stdout] | [INFO] [stdout] 131 | let mut cmd = Self::prepare_unshare_cmd(bin_name); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 132 | match cmd.status() { [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: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/container.rs:153:15 [INFO] [stdout] | [INFO] [stdout] 147 | let mut cmd = Self::prepare_unshare_cmd("/bin/tar"); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 153 | match cmd.status() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `petbox` (lib test) due to 3 previous errors [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/container.rs:153:15 [INFO] [stdout] | [INFO] [stdout] 147 | let mut cmd = Self::prepare_unshare_cmd("/bin/tar"); [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 153 | match cmd.status() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `petbox` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "4b75d98babd1498810e7da0a3b8a3e7158bf8f111dd8025de45b7b58266e9537", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b75d98babd1498810e7da0a3b8a3e7158bf8f111dd8025de45b7b58266e9537", kill_on_drop: false }` [INFO] [stdout] 4b75d98babd1498810e7da0a3b8a3e7158bf8f111dd8025de45b7b58266e9537