[INFO] fetching crate async-dropper-derive 0.3.1...
[INFO] checking async-dropper-derive-0.3.1 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate async-dropper-derive 0.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate async-dropper-derive 0.3.1 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-dropper-derive 0.3.1
[INFO] finished tweaking crates.io crate async-dropper-derive 0.3.1
[INFO] tweaked toml for crates.io crate async-dropper-derive 0.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-executor v1.8.0
[INFO] [stderr]   Downloaded async-global-executor v2.4.1
[INFO] [stderr]   Downloaded blocking v1.5.1
[INFO] [stderr]   Downloaded piper v0.2.1
[INFO] [stderr]   Downloaded async-std v1.12.0
[INFO] [stderr]   Downloaded value-bag v1.4.2
[INFO] [stderr]   Downloaded async-task v4.6.0
[INFO] [stderr]   Downloaded kv-log-macro v1.0.7
[INFO] [stderr]   Downloaded async-channel v2.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d997a404d3ac947021ceea56938309a3da6966cf34bd2ec0571bd6dd7af9c7a3
[INFO] running `Command { std: "docker" "start" "-a" "d997a404d3ac947021ceea56938309a3da6966cf34bd2ec0571bd6dd7af9c7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d997a404d3ac947021ceea56938309a3da6966cf34bd2ec0571bd6dd7af9c7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d997a404d3ac947021ceea56938309a3da6966cf34bd2ec0571bd6dd7af9c7a3", kill_on_drop: false }`
[INFO] [stdout] d997a404d3ac947021ceea56938309a3da6966cf34bd2ec0571bd6dd7af9c7a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a01d730ab4ef33bdd3f4dc5ec88730361b1d693ac804e22e540d293622acce13
[INFO] running `Command { std: "docker" "start" "-a" "a01d730ab4ef33bdd3f4dc5ec88730361b1d693ac804e22e540d293622acce13", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.42
[INFO] [stderr]     Checking async-dropper-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]    --> src/lib.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     compile_error!(
[INFO] [stdout] 114 | |         "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 115 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]    --> src/lib.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     compile_error!(
[INFO] [stdout] 114 | |         "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 115 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:9:13
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ expected `proc_macro2::TokenStream`, found `proc_macro::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `proc_macro::TokenStream` and `proc_macro2::TokenStream` have similar names, but are actually distinct types
[INFO] [stdout] note: `proc_macro::TokenStream` is defined in crate `proc_macro`
[INFO] [stdout]    --> /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/proc_macro/src/lib.rs:81:1
[INFO] [stdout] note: `proc_macro2::TokenStream` is defined in crate `proc_macro2`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.71/src/lib.rs:175:1
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct TokenStream {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: call `Into::into` on this expression to convert `proc_macro::TokenStream` into `proc_macro2::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input).into(),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:9:13
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ expected `proc_macro2::TokenStream`, found `proc_macro::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `proc_macro::TokenStream` and `proc_macro2::TokenStream` have similar names, but are actually distinct types
[INFO] [stdout] note: `proc_macro::TokenStream` is defined in crate `proc_macro`
[INFO] [stdout]    --> /rustc/4d1bd0db7f489b22c6d8aa2385937a95412c015b/library/proc_macro/src/lib.rs:81:1
[INFO] [stdout] note: `proc_macro2::TokenStream` is defined in crate `proc_macro2`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.71/src/lib.rs:175:1
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct TokenStream {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: call `Into::into` on this expression to convert `proc_macro::TokenStream` into `proc_macro2::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input).into(),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn gen_impl(_: &DeriveInput) -> proc_macro::TokenStream {
[INFO] [stdout]     |    --------                     ^^^^^^^^^^^^^^^^^^^^^^^ expected `TokenStream`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn gen_impl(_: &DeriveInput) -> proc_macro::TokenStream {
[INFO] [stdout]     |    --------                     ^^^^^^^^^^^^^^^^^^^^^^^ expected `TokenStream`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-dropper-derive` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-dropper-derive` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "a01d730ab4ef33bdd3f4dc5ec88730361b1d693ac804e22e540d293622acce13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a01d730ab4ef33bdd3f4dc5ec88730361b1d693ac804e22e540d293622acce13", kill_on_drop: false }`
[INFO] [stdout] a01d730ab4ef33bdd3f4dc5ec88730361b1d693ac804e22e540d293622acce13
[INFO] checking async-dropper-derive-0.3.1 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate async-dropper-derive 0.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate async-dropper-derive 0.3.1 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-dropper-derive 0.3.1
[INFO] finished tweaking crates.io crate async-dropper-derive 0.3.1
[INFO] tweaked toml for crates.io crate async-dropper-derive 0.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58fc2096a68426b12082124872b94d8a2158317d320345a66b60018f4edd1487
[INFO] running `Command { std: "docker" "start" "-a" "58fc2096a68426b12082124872b94d8a2158317d320345a66b60018f4edd1487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58fc2096a68426b12082124872b94d8a2158317d320345a66b60018f4edd1487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fc2096a68426b12082124872b94d8a2158317d320345a66b60018f4edd1487", kill_on_drop: false }`
[INFO] [stdout] 58fc2096a68426b12082124872b94d8a2158317d320345a66b60018f4edd1487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55193c46739383f9e6184eaa53a4ee900c7102b38e5dd0ca5331a2105757ca1c
[INFO] running `Command { std: "docker" "start" "-a" "55193c46739383f9e6184eaa53a4ee900c7102b38e5dd0ca5331a2105757ca1c", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.42
[INFO] [stderr]     Checking async-dropper-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]    --> src/lib.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     compile_error!(
[INFO] [stdout] 114 | |         "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 115 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: either 'async-std' or 'tokio' features must be enabled for the async-dropper crate
[INFO] [stdout]    --> src/lib.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 | /     compile_error!(
[INFO] [stdout] 114 | |         "either 'async-std' or 'tokio' features must be enabled for the async-dropper crate"
[INFO] [stdout] 115 | |     );
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:9:13
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ expected `proc_macro2::TokenStream`, found `proc_macro::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `proc_macro::TokenStream` and `proc_macro2::TokenStream` have similar names, but are actually distinct types
[INFO] [stdout] note: `proc_macro::TokenStream` is defined in crate `proc_macro`
[INFO] [stdout]    --> /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/proc_macro/src/lib.rs:81:1
[INFO] [stdout] note: `proc_macro2::TokenStream` is defined in crate `proc_macro2`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.71/src/lib.rs:175:1
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct TokenStream {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: call `Into::into` on this expression to convert `proc_macro::TokenStream` into `proc_macro2::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input).into(),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:9:13
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^ expected `proc_macro2::TokenStream`, found `proc_macro::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `proc_macro::TokenStream` and `proc_macro2::TokenStream` have similar names, but are actually distinct types
[INFO] [stdout] note: `proc_macro::TokenStream` is defined in crate `proc_macro`
[INFO] [stdout]    --> /rustc/785364c7e5e0804473a3fddfb579798ea14e3493/library/proc_macro/src/lib.rs:81:1
[INFO] [stdout] note: `proc_macro2::TokenStream` is defined in crate `proc_macro2`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.71/src/lib.rs:175:1
[INFO] [stdout]     |
[INFO] [stdout] 175 | pub struct TokenStream {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: call `Into::into` on this expression to convert `proc_macro::TokenStream` into `proc_macro2::TokenStream`
[INFO] [stdout]     |
[INFO] [stdout] 9   |             gen_impl(&derive_input).into(),
[INFO] [stdout]     |                                    +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn gen_impl(_: &DeriveInput) -> proc_macro::TokenStream {
[INFO] [stdout]     |    --------                     ^^^^^^^^^^^^^^^^^^^^^^^ expected `TokenStream`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:112:33
[INFO] [stdout]     |
[INFO] [stdout] 112 | fn gen_impl(_: &DeriveInput) -> proc_macro::TokenStream {
[INFO] [stdout]     |    --------                     ^^^^^^^^^^^^^^^^^^^^^^^ expected `TokenStream`, found `()`
[INFO] [stdout]     |    |
[INFO] [stdout]     |    implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-dropper-derive` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `async-dropper-derive` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "55193c46739383f9e6184eaa53a4ee900c7102b38e5dd0ca5331a2105757ca1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55193c46739383f9e6184eaa53a4ee900c7102b38e5dd0ca5331a2105757ca1c", kill_on_drop: false }`
[INFO] [stdout] 55193c46739383f9e6184eaa53a4ee900c7102b38e5dd0ca5331a2105757ca1c
