[INFO] fetching crate maybe-dangling 0.1.0...
[INFO] checking maybe-dangling-0.1.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate maybe-dangling 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate maybe-dangling 0.1.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate maybe-dangling 0.1.0
[INFO] finished tweaking crates.io crate maybe-dangling 0.1.0
[INFO] tweaked toml for crates.io crate maybe-dangling 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5eb9dfc1b4a6f1b4e39d9065e26d120fa4019c19d465502136efc8ec2e1544a
[INFO] running `Command { std: "docker" "start" "-a" "c5eb9dfc1b4a6f1b4e39d9065e26d120fa4019c19d465502136efc8ec2e1544a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5eb9dfc1b4a6f1b4e39d9065e26d120fa4019c19d465502136efc8ec2e1544a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5eb9dfc1b4a6f1b4e39d9065e26d120fa4019c19d465502136efc8ec2e1544a", kill_on_drop: false }`
[INFO] [stdout] c5eb9dfc1b4a6f1b4e39d9065e26d120fa4019c19d465502136efc8ec2e1544a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1674f2ab477c793e995d9c1dae3b7e5145adecf5a05433b2c47660cbc0030f7c
[INFO] running `Command { std: "docker" "start" "-a" "1674f2ab477c793e995d9c1dae3b7e5145adecf5a05433b2c47660cbc0030f7c", kill_on_drop: false }`
[INFO] [stderr]     Checking maybe-dangling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/maybe_dangling.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | crate::cfg_match! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-29; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `feature`
[INFO] [stdout]   --> src/maybe_dangling.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     feature = "nightly-dropck_eyepatch" => {
[INFO] [stdout]    |     ^^^^^^^ no rules expected this token in macro call
[INFO] [stdout]    |
[INFO] [stdout] note: while trying to match `cfg`
[INFO] [stdout]   --> /rustc/5518eaa946291f00471af8b254b2a1715f234882/library/core/src/macros/mod.rs:204:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/maybe_dangling.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | crate::cfg_match! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-29; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `feature`
[INFO] [stdout]   --> src/maybe_dangling.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     feature = "nightly-dropck_eyepatch" => {
[INFO] [stdout]    |     ^^^^^^^ no rules expected this token in macro call
[INFO] [stdout]    |
[INFO] [stdout] note: while trying to match `cfg`
[INFO] [stdout]   --> /rustc/5518eaa946291f00471af8b254b2a1715f234882/library/core/src/macros/mod.rs:204:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a macro-expanded name and a less macro-expanded name from outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro defined here
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / macro_rules! cfg_match {
[INFO] [stdout] 18 | |     (
[INFO] [stdout] 19 | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 20 | |     ) => (
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     });
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cfg_match`
[INFO] [stdout]   --> src/lib.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 | macro_rules! cfg_match {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a macro-expanded name and a less macro-expanded name from outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro defined here
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / macro_rules! cfg_match {
[INFO] [stdout] 18 | |     (
[INFO] [stdout] 19 | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 20 | |     ) => (
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     });
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-29; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cfg_match`
[INFO] [stdout]   --> src/lib.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 | macro_rules! cfg_match {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-29; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0658, E0659.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maybe-dangling` (lib) due to 5 previous errors; 1 warning emitted
[INFO] [stdout] Some errors have detailed explanations: E0658, E0659.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about an error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maybe-dangling` (lib test) due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "1674f2ab477c793e995d9c1dae3b7e5145adecf5a05433b2c47660cbc0030f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1674f2ab477c793e995d9c1dae3b7e5145adecf5a05433b2c47660cbc0030f7c", kill_on_drop: false }`
[INFO] [stdout] 1674f2ab477c793e995d9c1dae3b7e5145adecf5a05433b2c47660cbc0030f7c
[INFO] checking maybe-dangling-0.1.0 against try#7622c0f807a4e13c4db886a1681bf343795692df+rustflags=-Dnon_local_definitions for pr-120393
[INFO] extracting crate maybe-dangling 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate maybe-dangling 0.1.0 on toolchain 7622c0f807a4e13c4db886a1681bf343795692df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate maybe-dangling 0.1.0
[INFO] finished tweaking crates.io crate maybe-dangling 0.1.0
[INFO] tweaked toml for crates.io crate maybe-dangling 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73dbcaf3a7def48aafaf15f187851b1d886c41125330107d531fc80a89f82477
[INFO] running `Command { std: "docker" "start" "-a" "73dbcaf3a7def48aafaf15f187851b1d886c41125330107d531fc80a89f82477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73dbcaf3a7def48aafaf15f187851b1d886c41125330107d531fc80a89f82477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73dbcaf3a7def48aafaf15f187851b1d886c41125330107d531fc80a89f82477", kill_on_drop: false }`
[INFO] [stdout] 73dbcaf3a7def48aafaf15f187851b1d886c41125330107d531fc80a89f82477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dnon_local_definitions" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7622c0f807a4e13c4db886a1681bf343795692df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f66e4c1831fbe838aae8c25690ae8fd90ca124a98a4b6eed7c5e9a03cd6ed45c
[INFO] running `Command { std: "docker" "start" "-a" "f66e4c1831fbe838aae8c25690ae8fd90ca124a98a4b6eed7c5e9a03cd6ed45c", kill_on_drop: false }`
[INFO] [stderr]     Checking maybe-dangling v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/maybe_dangling.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | crate::cfg_match! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-30; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `feature`
[INFO] [stdout]   --> src/maybe_dangling.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     feature = "nightly-dropck_eyepatch" => {
[INFO] [stdout]    |     ^^^^^^^ no rules expected this token in macro call
[INFO] [stdout]    |
[INFO] [stdout] note: while trying to match `cfg`
[INFO] [stdout]   --> /rustc/7622c0f807a4e13c4db886a1681bf343795692df/library/core/src/macros/mod.rs:204:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a macro-expanded name and a less macro-expanded name from outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro defined here
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / macro_rules! cfg_match {
[INFO] [stdout] 18 | |     (
[INFO] [stdout] 19 | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 20 | |     ) => (
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     });
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cfg_match`
[INFO] [stdout]   --> src/lib.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 | macro_rules! cfg_match {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/maybe_dangling.rs:65:1
[INFO] [stdout]    |
[INFO] [stdout] 65 | crate::cfg_match! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-30; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: no rules expected the token `feature`
[INFO] [stdout]   --> src/maybe_dangling.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     feature = "nightly-dropck_eyepatch" => {
[INFO] [stdout]    |     ^^^^^^^ no rules expected this token in macro call
[INFO] [stdout]    |
[INFO] [stdout] note: while trying to match `cfg`
[INFO] [stdout]   --> /rustc/7622c0f807a4e13c4db886a1681bf343795692df/library/core/src/macros/mod.rs:204:11
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-30; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0659]: `cfg_match` is ambiguous
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a macro-expanded name and a less macro-expanded name from outer scope during import or macro resolution
[INFO] [stdout]    = note: `cfg_match` could refer to a macro from prelude
[INFO] [stdout] note: `cfg_match` could also refer to the macro defined here
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / macro_rules! cfg_match {
[INFO] [stdout] 18 | |     (
[INFO] [stdout] 19 | |         _ => { $($expansion:tt)* } $(,)?
[INFO] [stdout] 20 | |     ) => (
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |     });
[INFO] [stdout] 41 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cfg_match`
[INFO] [stdout]   --> src/lib.rs:17:14
[INFO] [stdout]    |
[INFO] [stdout] 17 | macro_rules! cfg_match {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'cfg_match'
[INFO] [stdout]   --> src/lib.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | use cfg_match;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #115585 <https://github.com/rust-lang/rust/issues/115585> for more information
[INFO] [stdout]    = help: add `#![feature(cfg_match)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2024-01-30; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0658, E0659.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0658, E0659.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `maybe-dangling` (lib test) due to 5 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `maybe-dangling` (lib) due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "f66e4c1831fbe838aae8c25690ae8fd90ca124a98a4b6eed7c5e9a03cd6ed45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66e4c1831fbe838aae8c25690ae8fd90ca124a98a4b6eed7c5e9a03cd6ed45c", kill_on_drop: false }`
[INFO] [stdout] f66e4c1831fbe838aae8c25690ae8fd90ca124a98a4b6eed7c5e9a03cd6ed45c
