[INFO] fetching crate convey 0.2.0... [INFO] checking convey-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate convey 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate convey 0.2.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate convey 0.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate convey 0.2.0 [INFO] tweaked toml for crates.io crate convey 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 117 packages to latest compatible versions [INFO] [stderr] Adding assert_fs v0.10.1 (available: v1.1.2) [INFO] [stderr] Adding autocfg v0.1.8 (available: v1.4.0) [INFO] [stderr] Adding bit-set v0.5.3 (available: v0.8.0) [INFO] [stderr] Adding bit-vec v0.6.3 (available: v0.8.0) [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.18) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.3.9 (available: v0.5.13) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (available: v0.8.20) [INFO] [stderr] Adding float-cmp v0.8.0 (available: v0.10.0) [INFO] [stderr] Adding globwalk v0.5.0 (available: v0.9.1) [INFO] [stderr] Adding heck v0.3.3 (available: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding linux-raw-sys v0.4.14 (available: v0.6.5) [INFO] [stderr] Adding predicates v1.0.8 (available: v3.1.2) [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.86) [INFO] [stderr] Adding proptest v0.8.7 (available: v1.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (available: v2.0.1) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.37) [INFO] [stderr] Adding rand v0.5.6 (available: v0.8.5) [INFO] [stderr] Adding rand v0.6.5 (available: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (available: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (available: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (available: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (available: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (available: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (available: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (available: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding regex-syntax v0.6.29 (available: v0.8.4) [INFO] [stderr] Adding rusty-fork v0.2.2 (available: v0.3.0) [INFO] [stderr] Adding strsim v0.8.0 (available: v0.11.1) [INFO] [stderr] Adding structopt v0.2.18 (available: v0.3.26) [INFO] [stderr] Adding structopt-derive v0.2.18 (available: v0.4.18) [INFO] [stderr] Adding syn v0.15.44 (available: v2.0.79) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.79) [INFO] [stderr] Adding synstructure v0.12.6 (available: v0.13.1) [INFO] [stderr] Adding termtree v0.4.1 (available: v0.5.1) [INFO] [stderr] Adding textwrap v0.11.0 (available: v0.16.1) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding unicode-xid v0.1.0 (available: v0.2.6) [INFO] [stderr] Adding windows-sys v0.52.0 (available: v0.59.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1c64abc33d4dc0af8f69e81f0a31a93066a01192ffed3bc15160a95fe01a606 [INFO] running `Command { std: "docker" "start" "-a" "a1c64abc33d4dc0af8f69e81f0a31a93066a01192ffed3bc15160a95fe01a606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1c64abc33d4dc0af8f69e81f0a31a93066a01192ffed3bc15160a95fe01a606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1c64abc33d4dc0af8f69e81f0a31a93066a01192ffed3bc15160a95fe01a606", kill_on_drop: false }` [INFO] [stdout] a1c64abc33d4dc0af8f69e81f0a31a93066a01192ffed3bc15160a95fe01a606 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 998ad0cbad2b68b02f499e733a02fed259b942e261b10b8a2d988c8719325713 [INFO] running `Command { std: "docker" "start" "-a" "998ad0cbad2b68b02f499e733a02fed259b942e261b10b8a2d988c8719325713", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rustix v0.38.37 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking bstr v1.10.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking fastrand v2.1.1 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking gimli v0.31.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking miniz_oxide v0.8.0 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking object v0.36.4 [INFO] [stderr] Compiling unicode-segmentation v1.12.0 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking predicates-core v1.0.8 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking termtree v0.4.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking predicates-tree v1.0.11 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking addr2line v0.24.1 [INFO] [stderr] Checking tempfile v3.13.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling convey_derive v0.2.0 [INFO] [stderr] Checking rusty-fork v0.2.2 [INFO] [stderr] Checking proptest v0.8.7 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking structopt v0.2.18 [INFO] [stderr] Checking predicates v1.0.8 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking serde_json v1.0.128 [INFO] [stderr] Checking globset v0.4.15 [INFO] [stderr] Checking ignore v0.4.23 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking globwalk v0.5.0 [INFO] [stderr] Checking assert_fs v0.10.1 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking convey v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/human.rs:127:15 [INFO] [stdout] | [INFO] [stdout] 78 | let (message_sender, message_receiver) = channel::unbounded(); [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 79 | let (response_sender, response_receiver) = channel::bounded(0); [INFO] [stdout] | ----------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 80 | [INFO] [stdout] 81 | let worker = thread::spawn(move || { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | match response_receiver.recv() { [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/json.rs:147:15 [INFO] [stdout] | [INFO] [stdout] 104 | let (message_sender, message_receiver) = channel::unbounded(); [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 105 | let (response_sender, response_receiver) = channel::bounded(0); [INFO] [stdout] | ----------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 106 | [INFO] [stdout] 107 | let worker = thread::spawn(move || { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 147 | match response_receiver.recv() { [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] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/error.rs:30:10 [INFO] [stdout] | [INFO] [stdout] 30 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_InnerError` [INFO] [stdout] 31 | enum InnerError { [INFO] [stdout] | ---------- `InnerError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/error.rs:30:10 [INFO] [stdout] | [INFO] [stdout] 30 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_InnerError` [INFO] [stdout] 31 | enum InnerError { [INFO] [stdout] | ---------- `InnerError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `convey` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/human.rs:127:15 [INFO] [stdout] | [INFO] [stdout] 78 | let (message_sender, message_receiver) = channel::unbounded(); [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 79 | let (response_sender, response_receiver) = channel::bounded(0); [INFO] [stdout] | ----------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 80 | [INFO] [stdout] 81 | let worker = thread::spawn(move || { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 127 | match response_receiver.recv() { [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: this value of type `Result` has significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/json.rs:147:15 [INFO] [stdout] | [INFO] [stdout] 104 | let (message_sender, message_receiver) = channel::unbounded(); [INFO] [stdout] | -------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 105 | let (response_sender, response_receiver) = channel::bounded(0); [INFO] [stdout] | ----------------- these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] 106 | [INFO] [stdout] 107 | let worker = thread::spawn(move || { [INFO] [stdout] | ------ these local bindings with significant drop implementation may observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 147 | match response_receiver.recv() { [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] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/error.rs:30:10 [INFO] [stdout] | [INFO] [stdout] 30 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Fail` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_Fail_FOR_InnerError` [INFO] [stdout] 31 | enum InnerError { [INFO] [stdout] | ---------- `InnerError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/error.rs:30:10 [INFO] [stdout] | [INFO] [stdout] 30 | #[derive(Fail, Debug)] [INFO] [stdout] | ^--- [INFO] [stdout] | | [INFO] [stdout] | `Display` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_DERIVE_failure_core_fmt_Display_FOR_InnerError` [INFO] [stdout] 31 | enum InnerError { [INFO] [stdout] | ---------- `InnerError` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Fail` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Fail` may come from an old version of the `failure_derive` crate, try updating your dependency with `cargo update -p failure_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this lint may become deny-by-default in the edition 2024 and higher, see the tracking issue [INFO] [stdout] = note: this warning originates in the derive macro `Fail` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `convey` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "998ad0cbad2b68b02f499e733a02fed259b942e261b10b8a2d988c8719325713", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "998ad0cbad2b68b02f499e733a02fed259b942e261b10b8a2d988c8719325713", kill_on_drop: false }` [INFO] [stdout] 998ad0cbad2b68b02f499e733a02fed259b942e261b10b8a2d988c8719325713