[INFO] fetching crate hematite-nbt 0.5.2... [INFO] checking hematite-nbt-0.5.2 against try#4d98531622e1718ae0bc3c7a1ab9cd8938428452+rustflags=-Dtail_expr_drop_order for pr-129604 [INFO] extracting crate hematite-nbt 0.5.2 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate hematite-nbt 0.5.2 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 hematite-nbt 0.5.2 [INFO] finished tweaking crates.io crate hematite-nbt 0.5.2 [INFO] tweaked toml for crates.io crate hematite-nbt 0.5.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate hematite-nbt 0.5.2 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [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] 0d6b1dd56e4906cbf0a22c7bc71d02db239f0800dfaea9b90aedaee51d702dbd [INFO] running `Command { std: "docker" "start" "-a" "0d6b1dd56e4906cbf0a22c7bc71d02db239f0800dfaea9b90aedaee51d702dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0d6b1dd56e4906cbf0a22c7bc71d02db239f0800dfaea9b90aedaee51d702dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d6b1dd56e4906cbf0a22c7bc71d02db239f0800dfaea9b90aedaee51d702dbd", kill_on_drop: false }` [INFO] [stdout] 0d6b1dd56e4906cbf0a22c7bc71d02db239f0800dfaea9b90aedaee51d702dbd [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] 8f9e90643f325e6b272ccace5ca3dfa75e71ad233c398e6fcd5d03e759762e95 [INFO] running `Command { std: "docker" "start" "-a" "8f9e90643f325e6b272ccace5ca3dfa75e71ad233c398e6fcd5d03e759762e95", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling serde v1.0.112 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking cesu8 v1.1.0 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking criterion-plot v0.4.2 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling serde_derive v1.0.112 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking hematite-nbt v0.5.2 (/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/de.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 72 | fn deserialize_any(self, _visitor: V) -> Result [INFO] [stdout] | ----------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 78 | Err(Error::NoRootCompound) [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/de.rs:165:12 [INFO] [stdout] | [INFO] [stdout] 145 | fn next_key_seed(&mut self, seed: K) -> Result> [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 165 | Ok(Some(seed.deserialize(&mut de)?)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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/de.rs:179:12 [INFO] [stdout] | [INFO] [stdout] 168 | fn next_value_seed(&mut self, seed: V) -> Result [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 179 | Ok(seed.deserialize(&mut de)?) [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/de.rs:256:12 [INFO] [stdout] | [INFO] [stdout] 240 | fn next_element_seed(&mut self, seed: K) -> Result> [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 252 | let value = seed.deserialize(&mut de)?; [INFO] [stdout] | ----- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 256 | Ok(Some(value)) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [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 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hematite-nbt` (lib) due to 5 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "8f9e90643f325e6b272ccace5ca3dfa75e71ad233c398e6fcd5d03e759762e95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f9e90643f325e6b272ccace5ca3dfa75e71ad233c398e6fcd5d03e759762e95", kill_on_drop: false }` [INFO] [stdout] 8f9e90643f325e6b272ccace5ca3dfa75e71ad233c398e6fcd5d03e759762e95