[INFO] fetching crate snapdown 1.0.0... [INFO] checking snapdown-1.0.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate snapdown 1.0.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate snapdown 1.0.0 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 snapdown 1.0.0 [INFO] finished tweaking crates.io crate snapdown 1.0.0 [INFO] tweaked toml for crates.io crate snapdown 1.0.0 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 105 packages to latest compatible versions [INFO] [stderr] Adding anes v0.1.6 (latest: v0.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.16) [INFO] [stderr] Adding clap v3.2.25 (latest: v4.5.16) [INFO] [stderr] Adding clap_derive v3.2.25 (latest: v4.5.13) [INFO] [stderr] Adding clap_lex v0.2.4 (latest: v0.7.2) [INFO] [stderr] Adding criterion v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding datatest-stable v0.1.3 (latest: v0.2.9) [INFO] [stderr] Adding encode_unicode v0.3.6 (latest: v1.0.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.5.0) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.13.0) [INFO] [stderr] Adding libtest-mimic v0.5.2 (latest: v0.7.3) [INFO] [stderr] Adding os_str_bytes v6.6.1 (latest: v7.0.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding strsim v0.10.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding windows-sys v0.52.0 (latest: v0.59.0) [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] [stderr] Blocking waiting for file lock on package cache [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] ce492af52b4ff8bf925aff558ba3a44f256f69725f73957a12e2acc165dcddae [INFO] running `Command { std: "docker" "start" "-a" "ce492af52b4ff8bf925aff558ba3a44f256f69725f73957a12e2acc165dcddae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce492af52b4ff8bf925aff558ba3a44f256f69725f73957a12e2acc165dcddae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce492af52b4ff8bf925aff558ba3a44f256f69725f73957a12e2acc165dcddae", kill_on_drop: false }` [INFO] [stdout] ce492af52b4ff8bf925aff558ba3a44f256f69725f73957a12e2acc165dcddae [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] f0fe08a49a3b492a3205441095d3f1a5b211a2f5885edca3dc4cfcd23064723d [INFO] running `Command { std: "docker" "start" "-a" "f0fe08a49a3b492a3205441095d3f1a5b211a2f5885edca3dc4cfcd23064723d", kill_on_drop: false }` [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking plotters v0.3.6 [INFO] [stderr] Checking console v0.15.8 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking similar v2.6.0 [INFO] [stderr] Checking similar-asserts v1.5.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling clap_derive v3.2.25 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Checking libtest-mimic v0.5.2 [INFO] [stderr] Checking datatest-stable v0.1.3 [INFO] [stderr] Checking serde_json v1.0.127 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.4.0 [INFO] [stderr] Checking snapdown v1.0.0 (/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:67:10 [INFO] [stdout] | [INFO] [stdout] 65 | let arguments = Arguments::from_iter(arguments); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 66 | [INFO] [stdout] 67 | Some(( [INFO] [stdout] | __________^ [INFO] [stdout] 68 | | content, [INFO] [stdout] 69 | | Block { [INFO] [stdout] 70 | | comments, [INFO] [stdout] ... | [INFO] [stdout] 76 | | }, [INFO] [stdout] 77 | | )) [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:67:10 [INFO] [stdout] | [INFO] [stdout] 65 | let arguments = Arguments::from_iter(arguments); [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 66 | [INFO] [stdout] 67 | Some(( [INFO] [stdout] | __________^ [INFO] [stdout] 68 | | content, [INFO] [stdout] 69 | | Block { [INFO] [stdout] 70 | | comments, [INFO] [stdout] ... | [INFO] [stdout] 76 | | }, [INFO] [stdout] 77 | | )) [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] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `snapdown` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `snapdown` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f0fe08a49a3b492a3205441095d3f1a5b211a2f5885edca3dc4cfcd23064723d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0fe08a49a3b492a3205441095d3f1a5b211a2f5885edca3dc4cfcd23064723d", kill_on_drop: false }` [INFO] [stdout] f0fe08a49a3b492a3205441095d3f1a5b211a2f5885edca3dc4cfcd23064723d