[INFO] fetching crate sylt-common 0.1.0... [INFO] checking sylt-common-0.1.0 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate sylt-common 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate sylt-common 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 sylt-common 0.1.0 [INFO] finished tweaking crates.io crate sylt-common 0.1.0 [INFO] tweaked toml for crates.io crate sylt-common 0.1.0 written to /workspace/builds/worker-4-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 18 packages to latest compatible versions [INFO] [stderr] Adding logos v0.12.1 (latest: v0.14.1) [INFO] [stderr] Adding logos-derive v0.12.1 (latest: v0.14.1) [INFO] [stderr] Adding owo-colors v2.1.0 (latest: v4.0.0) [INFO] [stderr] Adding regex-syntax v0.6.29 (latest: v0.8.4) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [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-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] a5b3f04598c095eaf5356a0a2e6528aeeabdac6f06e5e3b4672ebcb5286fe285 [INFO] running `Command { std: "docker" "start" "-a" "a5b3f04598c095eaf5356a0a2e6528aeeabdac6f06e5e3b4672ebcb5286fe285", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5b3f04598c095eaf5356a0a2e6528aeeabdac6f06e5e3b4672ebcb5286fe285", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5b3f04598c095eaf5356a0a2e6528aeeabdac6f06e5e3b4672ebcb5286fe285", kill_on_drop: false }` [INFO] [stdout] a5b3f04598c095eaf5356a0a2e6528aeeabdac6f06e5e3b4672ebcb5286fe285 [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] 9a0169439c4984dcf57f21cf5d549a2688cf464c35f204a5f8cc76f4f43fff01 [INFO] running `Command { std: "docker" "start" "-a" "9a0169439c4984dcf57f21cf5d549a2688cf464c35f204a5f8cc76f4f43fff01", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking owo-colors v2.1.0 [INFO] [stderr] Checking sungod v0.3.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Compiling logos-derive v0.12.1 [INFO] [stderr] Compiling sylt-macro v0.1.0 [INFO] [stderr] Checking logos v0.12.1 [INFO] [stderr] Checking sylt-tokenizer v0.1.0 [INFO] [stderr] Checking serde v1.0.209 [INFO] [stderr] Checking sylt-common 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/flat_value.rs:92:56 [INFO] [stdout] | [INFO] [stdout] 92 | ... .map(|upvalue| FlatUpValue { slot: upvalue.borrow().slot, value: Self::pack_inner(&upvalue.borrow().value, pack, seen) }) [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/flat_value.rs:92:104 [INFO] [stdout] | [INFO] [stdout] 92 | ... .map(|upvalue| FlatUpValue { slot: upvalue.borrow().slot, value: Self::pack_inner(&upvalue.borrow().value, pack, seen) }) [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 `sylt-common` (lib) due to 3 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/flat_value.rs:92:56 [INFO] [stdout] | [INFO] [stdout] 92 | ... .map(|upvalue| FlatUpValue { slot: upvalue.borrow().slot, value: Self::pack_inner(&upvalue.borrow().value, pack, seen) }) [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/flat_value.rs:92:104 [INFO] [stdout] | [INFO] [stdout] 92 | ... .map(|upvalue| FlatUpValue { slot: upvalue.borrow().slot, value: Self::pack_inner(&upvalue.borrow().value, pack, seen) }) [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 `sylt-common` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "9a0169439c4984dcf57f21cf5d549a2688cf464c35f204a5f8cc76f4f43fff01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a0169439c4984dcf57f21cf5d549a2688cf464c35f204a5f8cc76f4f43fff01", kill_on_drop: false }` [INFO] [stdout] 9a0169439c4984dcf57f21cf5d549a2688cf464c35f204a5f8cc76f4f43fff01