[INFO] fetching crate serenity-rich-interaction 0.2.3...
[INFO] testing serenity-rich-interaction-0.2.3 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate serenity-rich-interaction 0.2.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate serenity-rich-interaction 0.2.3 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serenity-rich-interaction 0.2.3
[INFO] finished tweaking crates.io crate serenity-rich-interaction 0.2.3
[INFO] tweaked toml for crates.io crate serenity-rich-interaction 0.2.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d95d54bba7f792314c7b6e1667cc4673aa5b78db80487368701332c65cfc04ae
[INFO] running `Command { std: "docker" "start" "-a" "d95d54bba7f792314c7b6e1667cc4673aa5b78db80487368701332c65cfc04ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d95d54bba7f792314c7b6e1667cc4673aa5b78db80487368701332c65cfc04ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d95d54bba7f792314c7b6e1667cc4673aa5b78db80487368701332c65cfc04ae", kill_on_drop: false }`
[INFO] [stdout] d95d54bba7f792314c7b6e1667cc4673aa5b78db80487368701332c65cfc04ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29b3a0a61da75734901d10e868180e68b254aea0ba7fa5da3c150ee7847b895e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "29b3a0a61da75734901d10e868180e68b254aea0ba7fa5da3c150ee7847b895e", kill_on_drop: false }`
[INFO] [stderr]    Compiling serenity v0.10.8
[INFO] [stderr]    Compiling typemap_rev v0.1.5
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]    Compiling input_buffer v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling sha-1 v0.9.7
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling async-tungstenite v0.11.0
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling hyper v0.14.11
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.4
[INFO] [stderr]    Compiling serenity-rich-interaction v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "29b3a0a61da75734901d10e868180e68b254aea0ba7fa5da3c150ee7847b895e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b3a0a61da75734901d10e868180e68b254aea0ba7fa5da3c150ee7847b895e", kill_on_drop: false }`
[INFO] [stdout] 29b3a0a61da75734901d10e868180e68b254aea0ba7fa5da3c150ee7847b895e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d409f2cbe00abc6587a08c78f5f84791fdf4abf2020aaf17795c6bfc2a29e320
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d409f2cbe00abc6587a08c78f5f84791fdf4abf2020aaf17795c6bfc2a29e320", kill_on_drop: false }`
[INFO] [stderr]    Compiling serenity-rich-interaction v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "d409f2cbe00abc6587a08c78f5f84791fdf4abf2020aaf17795c6bfc2a29e320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d409f2cbe00abc6587a08c78f5f84791fdf4abf2020aaf17795c6bfc2a29e320", kill_on_drop: false }`
[INFO] [stdout] d409f2cbe00abc6587a08c78f5f84791fdf4abf2020aaf17795c6bfc2a29e320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18a68be0b66e0902d1b96a634ad1bc552b6374e6ae9f34925c65f3f71ea21d98
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "18a68be0b66e0902d1b96a634ad1bc552b6374e6ae9f34925c65f3f71ea21d98", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serenity_rich_interaction-43a99d7d8fec26a1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serenity-rich-interaction
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/events/handler.rs - events::handler::RichEventHandler (line 32) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/events/handler.rs - events::handler::RichEventHandler (line 32) stdout ----
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]   --> src/events/handler.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 3  | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_events_handler_rs_32_0() {
[INFO] [stdout]    |                                         ---------------------------------------- this is not `async`
[INFO] [stdout] ...
[INFO] [stdout] 14 | let client = Client::builder("TOKEN").register_rich_interactions_with(handler).await?;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]    --> src/events/handler.rs:43:85
[INFO] [stdout]     |
[INFO] [stdout] 3   |   fn main() { #[allow(non_snake_case)] fn _doctest_main_src_events_handler_rs_32_0() {
[INFO] [stdout]     |  ______________________________________-
[INFO] [stdout] 4   | | use serenity_rich_interaction::events::RichEventHandler;
[INFO] [stdout] 5   | | use serenity::model::event;
[INFO] [stdout] 6   | | use serenity::client::Client;
[INFO] [stdout] ...   |
[INFO] [stdout] 14  | | let client = Client::builder("TOKEN").register_rich_interactions_with(handler).await?;
[INFO] [stdout]     | |                                                                                     ^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout] 15  | | // ...
[INFO] [stdout] 16  | | } _doctest_main_src_events_handler_rs_32_0() }
[INFO] [stdout]     | |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Result<Infallible, serenity::Error>>` is not implemented for `()`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/events/handler.rs - events::handler::RichEventHandler (line 32)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "18a68be0b66e0902d1b96a634ad1bc552b6374e6ae9f34925c65f3f71ea21d98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a68be0b66e0902d1b96a634ad1bc552b6374e6ae9f34925c65f3f71ea21d98", kill_on_drop: false }`
[INFO] [stdout] 18a68be0b66e0902d1b96a634ad1bc552b6374e6ae9f34925c65f3f71ea21d98
