[INFO] fetching crate vcs_version 0.1.0... [INFO] checking vcs_version-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate vcs_version 0.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate vcs_version 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 vcs_version 0.1.0 [INFO] finished tweaking crates.io crate vcs_version 0.1.0 [INFO] tweaked toml for crates.io crate vcs_version 0.1.0 written to /workspace/builds/worker-7-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] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 38 packages to latest compatible versions [INFO] [stderr] Adding linux-raw-sys v0.4.14 (latest: v0.6.5) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [INFO] [stderr] Adding winsafe v0.0.19 (latest: v0.0.22) [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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 7dff0352838d891d578a28eb2d703eedb3696f67df6066cb2395b77e94aabf26 [INFO] running `Command { std: "docker" "start" "-a" "7dff0352838d891d578a28eb2d703eedb3696f67df6066cb2395b77e94aabf26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7dff0352838d891d578a28eb2d703eedb3696f67df6066cb2395b77e94aabf26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7dff0352838d891d578a28eb2d703eedb3696f67df6066cb2395b77e94aabf26", kill_on_drop: false }` [INFO] [stdout] 7dff0352838d891d578a28eb2d703eedb3696f67df6066cb2395b77e94aabf26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9cab168fe36fc8a57f0d821d7261d183898b9e9b68110abf4cacd1fd5e027dbf [INFO] running `Command { std: "docker" "start" "-a" "9cab168fe36fc8a57f0d821d7261d183898b9e9b68110abf4cacd1fd5e027dbf", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.35 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking powerfmt v0.2.0 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking home v0.5.9 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking which v6.0.3 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking vcs_version 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/lib.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 22 | let mut cmd = (|| { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 42 | / cmd.output() [INFO] [stdout] 43 | | .inspect ( [INFO] [stdout] 44 | | |o| if o.status.success() { [INFO] [stdout] 45 | | println!("{cmd:?} OK:\n{}", [INFO] [stdout] ... | [INFO] [stdout] 50 | | }) [INFO] [stdout] 51 | | .inspect_err (|e| println!("{cmd:?} ERROR:\n{e:?}")) [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/lib.rs:168:22 [INFO] [stdout] | [INFO] [stdout] 168 | .flat_map (|f| BufReader::new (f).lines()) [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: 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:42:4 [INFO] [stdout] | [INFO] [stdout] 22 | let mut cmd = (|| { [INFO] [stdout] | --- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 42 | / cmd.output() [INFO] [stdout] 43 | | .inspect ( [INFO] [stdout] 44 | | |o| if o.status.success() { [INFO] [stdout] 45 | | println!("{cmd:?} OK:\n{}", [INFO] [stdout] ... | [INFO] [stdout] 50 | | }) [INFO] [stdout] 51 | | .inspect_err (|e| println!("{cmd:?} ERROR:\n{e:?}")) [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 2 previous errors [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/lib.rs:168:22 [INFO] [stdout] | [INFO] [stdout] 168 | .flat_map (|f| BufReader::new (f).lines()) [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 `vcs_version` (lib test) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `vcs_version` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "9cab168fe36fc8a57f0d821d7261d183898b9e9b68110abf4cacd1fd5e027dbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cab168fe36fc8a57f0d821d7261d183898b9e9b68110abf4cacd1fd5e027dbf", kill_on_drop: false }` [INFO] [stdout] 9cab168fe36fc8a57f0d821d7261d183898b9e9b68110abf4cacd1fd5e027dbf