[INFO] cloning repository https://github.com/whatisaphone/genawaiter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whatisaphone/genawaiter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatisaphone%2Fgenawaiter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatisaphone%2Fgenawaiter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45c10c223b92da215e182bc3eff0d5e09bf813f4
[INFO] testing whatisaphone/genawaiter against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatisaphone%2Fgenawaiter" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whatisaphone/genawaiter
[INFO] finished tweaking git repo https://github.com/whatisaphone/genawaiter
[INFO] tweaked toml for git repo https://github.com/whatisaphone/genawaiter written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whatisaphone/genawaiter on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whatisaphone/genawaiter 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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.104
[INFO] [stderr]   Downloaded ryu v1.0.2
[INFO] [stderr]   Downloaded trybuild v1.0.23
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[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
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[INFO] [stderr]   Downloaded futures-sink v0.3.1
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.3
[INFO] [stderr]   Downloaded once_cell v1.3.1
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[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded winapi-util v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59ac6a80e4b83a1a583cfe6d9f53541386484ca1a1d4ac7030f6ae4864bbc837
[INFO] running `Command { std: "docker" "start" "-a" "59ac6a80e4b83a1a583cfe6d9f53541386484ca1a1d4ac7030f6ae4864bbc837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59ac6a80e4b83a1a583cfe6d9f53541386484ca1a1d4ac7030f6ae4864bbc837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59ac6a80e4b83a1a583cfe6d9f53541386484ca1a1d4ac7030f6ae4864bbc837", kill_on_drop: false }`
[INFO] [stdout] 59ac6a80e4b83a1a583cfe6d9f53541386484ca1a1d4ac7030f6ae4864bbc837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eee50270ddec47845f93de0259106bbe8c66a9ca78257f974f36489f977caff
[INFO] running `Command { std: "docker" "start" "-a" "3eee50270ddec47845f93de0259106bbe8c66a9ca78257f974f36489f977caff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling genawaiter-macro v0.99.1 (/opt/rustwide/workdir/genawaiter-macro)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling genawaiter-proc-macro v0.99.1 (/opt/rustwide/workdir/genawaiter-proc-macro)
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]  --> genawaiter-proc-macro/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate proc_macro;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> genawaiter-proc-macro/src/lib.rs:1:73
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stdout]   |                                                                         ^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove the unused `extern crate`
[INFO] [stdout]   |
[INFO] [stdout] 5 - extern crate proc_macro;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling genawaiter v0.99.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/ops.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout]  44 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:260:73
[INFO] [stdout]     |
[INFO] [stdout] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stdout]     |                                                                         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/rc/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/stack/generator.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/stack/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/sync/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MaybeUninitExt` is never used
[INFO] [stdout]  --> src/ext.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "3eee50270ddec47845f93de0259106bbe8c66a9ca78257f974f36489f977caff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eee50270ddec47845f93de0259106bbe8c66a9ca78257f974f36489f977caff", kill_on_drop: false }`
[INFO] [stdout] 3eee50270ddec47845f93de0259106bbe8c66a9ca78257f974f36489f977caff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42b576e9d748cbfa7b0a595e7365a08492e5f3e2d306d8e3f4481f867ec0fb2d
[INFO] running `Command { std: "docker" "start" "-a" "42b576e9d748cbfa7b0a595e7365a08492e5f3e2d306d8e3f4481f867ec0fb2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]  --> genawaiter-proc-macro/src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate proc_macro;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stdout]   |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]  --> genawaiter-proc-macro/src/lib.rs:1:73
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stdout]   |                                                                         ^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove the unused `extern crate`
[INFO] [stdout]   |
[INFO] [stdout] 5 - extern crate proc_macro;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/ops.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout]  44 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:260:73
[INFO] [stdout]     |
[INFO] [stdout] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stdout]     |                                                                         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/rc/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/stack/generator.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/stack/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/sync/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MaybeUninitExt` is never used
[INFO] [stdout]  --> src/ext.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling trybuild v1.0.23
[INFO] [stderr]    Compiling genawaiter v0.99.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/ops.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout]  44 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:260:73
[INFO] [stdout]     |
[INFO] [stdout] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stdout]     |                                                                         ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/rc/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/stack/generator.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/stack/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]  --> src/sync/iterator.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[must_use]
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `MaybeUninitExt` is never used
[INFO] [stdout]  --> src/ext.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stdout]   |           ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/stack/mod.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |             drop(gen);
[INFO] [stdout]     |             ^^^^^---^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  argument has type `&mut stack::generator::Gen<'_, i32, (), {async block@src/stack/mod.rs:456:17: 456:27}>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 468 -             drop(gen);
[INFO] [stdout] 468 +             let _ = gen;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.18s
[INFO] running `Command { std: "docker" "inspect" "42b576e9d748cbfa7b0a595e7365a08492e5f3e2d306d8e3f4481f867ec0fb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b576e9d748cbfa7b0a595e7365a08492e5f3e2d306d8e3f4481f867ec0fb2d", kill_on_drop: false }`
[INFO] [stdout] 42b576e9d748cbfa7b0a595e7365a08492e5f3e2d306d8e3f4481f867ec0fb2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9bd2549488d59ed0c3f5c3cd4f1b90f60cd05fbc69ea81298fb9e6bf593e81f5
[INFO] running `Command { std: "docker" "start" "-a" "9bd2549488d59ed0c3f5c3cd4f1b90f60cd05fbc69ea81298fb9e6bf593e81f5", kill_on_drop: false }`
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]  --> genawaiter-proc-macro/src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> genawaiter-proc-macro/src/lib.rs:1:73
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]   |                                                                         ^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: remove the unused `extern crate`
[INFO] [stderr]   |
[INFO] [stderr] 5 - extern crate proc_macro;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `genawaiter-proc-macro` (lib) generated 1 warning (run `cargo fix --lib -p genawaiter-proc-macro` to apply 1 suggestion)
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/ops.rs:44:5
[INFO] [stderr]     |
[INFO] [stderr]  44 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:260:73
[INFO] [stderr]     |
[INFO] [stderr] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> src/rc/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> src/stack/generator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> src/stack/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> src/sync/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MaybeUninitExt` is never used
[INFO] [stderr]  --> src/ext.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `genawaiter` (lib) generated 6 warnings (run `cargo fix --lib -p genawaiter` to apply 5 suggestions)
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/stack/mod.rs:468:13
[INFO] [stderr]     |
[INFO] [stderr] 468 |             drop(gen);
[INFO] [stderr]     |             ^^^^^---^
[INFO] [stderr]     |                  |
[INFO] [stderr]     |                  argument has type `&mut stack::generator::Gen<'_, i32, (), {async block@src/stack/mod.rs:456:17: 456:27}>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 468 -             drop(gen);
[INFO] [stderr] 468 +             let _ = gen;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `genawaiter` (lib test) generated 7 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/genawaiter-7ac5ad79aaf2e038)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test rc::iterator::tests::for_loop ... ok
[INFO] [stdout] test rc::iterator::tests::into_iter ... ok
[INFO] [stdout] test rc::tests::function ... ok
[INFO] [stdout] test rc::tests::gen_is_movable ... ok
[INFO] [stdout] test rc::tests::simple_closure ... ok
[INFO] [stdout] test stack::iterator::tests::let_gen_using_for_loop ... ok
[INFO] [stdout] test rc::tests::resume_args ... ok
[INFO] [stdout] test stack::macros::tests::unsafety ... ignored, compile-only test
[INFO] [stdout] test stack::iterator::tests::let_gen_using_into_iter ... ok
[INFO] [stdout] test stack::iterator::tests::shelf_generator_into_iter ... ok
[INFO] [stdout] test stack::tests::function ... ok
[INFO] [stdout] test stack::iterator::tests::shelf_generator_for_loop ... ok
[INFO] [stdout] test stack::tests::resume_args ... ok
[INFO] [stdout] test stack::tests::simple_closure ... ok
[INFO] [stdout] test stack::tests::test_gen_drop ... ok
[INFO] [stdout] test sync::boxed::tests::can_be_stored_in_static ... ok
[INFO] [stdout] test sync::iterator::tests::for_loop ... ok
[INFO] [stdout] test sync::iterator::tests::into_iter ... ok
[INFO] [stdout] test sync::tests::async_resume ... ok
[INFO] [stdout] test rc::tests::forbidden_await_helpful_message - should panic ... ok
[INFO] [stdout] test rc::tests::escaped_co_helpful_message - should panic ... ok
[INFO] [stdout] test sync::tests::function ... ok
[INFO] [stdout] test sync::tests::gen_is_movable ... ok
[INFO] [stdout] test sync::tests::multiple_yield_helpful_message - should panic ... ok
[INFO] [stdout] test sync::tests::resume_args ... ok
[INFO] [stdout] test stack::tests::escaped_co_helpful_message - should panic ... ok
[INFO] [stdout] test sync::tests::simple_closure ... ok
[INFO] [stdout] test stack::tests::forbidden_await_helpful_message - should panic ... ok
[INFO] [stdout] test stack::tests::multiple_yield_helpful_message - should panic ... ok
[INFO] [stdout] test sync::tests::forbidden_await_helpful_message - should panic ... ok
[INFO] [stdout] test sync::tests::escaped_co_helpful_message - should panic ... ok
[INFO] [stdout] test rc::tests::multiple_yield_helpful_message - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rc.rs (/opt/rustwide/target/debug/deps/rc-2b9d0d36f50b49d3)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test rc_convenience_macro_resume ... ok
[INFO] [stdout] test rc_proc_macro_closure ... ok
[INFO] [stdout] test rc_convenience_macro ... ok
[INFO] [stdout] test rc_proc_macro_closure_yield2 ... ok
[INFO] [stdout] test rc_proc_macro_fn ... ok
[INFO] [stdout] test rc_yield_a_func_method_call ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/stack.rs (/opt/rustwide/target/debug/deps/stack-d6225e5f153ed72f)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test stack_proc_macro_fn ... ok
[INFO] [stdout] test stack_yield_a_func_call ... ok
[INFO] [stdout] test stack_convenience_macro ... ok
[INFO] [stdout] test stack_convenience_macro_resume ... ok
[INFO] [stdout] test stack_yield_closure_no_macro ... ok
[INFO] [stdout] test stack_yield_closure ... ok
[INFO] [stdout] test stack_yield_loop_break ... ok
[INFO] [stdout] test stack_yield_match ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_shelf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/sync.rs (/opt/rustwide/target/debug/deps/sync-0403d4f1a0cc5958)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test sync_convenience_macro ... ok
[INFO] [stdout] test sync_convenience_macro_resume ... ok
[INFO] [stdout] test sync_proc_macro_closure ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test sync_proc_macro_fn ... ok
[INFO] [stdout] test test_boxed ... ok
[INFO] [stderr]      Running tests/ui.rs (/opt/rustwide/target/debug/deps/ui-5ad660f2735fcfca)
[INFO] [stdout] test sync_proc_macro_fn_method_call ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] warning: `/opt/rustwide/target/tests/genawaiter/.cargo/config` is deprecated in favor of `config.toml`
[INFO] [stderr]   |
[INFO] [stderr]   = help: if you need to support cargo 1.38 or earlier, you can symlink `config` to `config.toml`
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking genawaiter-macro v0.99.1 (/opt/rustwide/workdir/genawaiter-macro)
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]    Compiling genawaiter-proc-macro v0.99.1 (/opt/rustwide/workdir/genawaiter-proc-macro)
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]  --> /opt/rustwide/workdir/genawaiter-proc-macro/src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> /opt/rustwide/workdir/genawaiter-proc-macro/src/lib.rs:1:73
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]   |                                                                         ^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: remove the unused `extern crate`
[INFO] [stderr]   |
[INFO] [stderr] 5 - extern crate proc_macro;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `genawaiter-proc-macro` (lib) generated 1 warning (run `cargo fix --lib -p genawaiter-proc-macro` to apply 1 suggestion)
[INFO] [stderr]     Checking genawaiter v0.99.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> /opt/rustwide/workdir/src/ops.rs:44:5
[INFO] [stderr]     |
[INFO] [stderr]  44 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> /opt/rustwide/workdir/src/lib.rs:260:73
[INFO] [stderr]     |
[INFO] [stderr] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> /opt/rustwide/workdir/src/rc/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> /opt/rustwide/workdir/src/stack/generator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> /opt/rustwide/workdir/src/stack/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> /opt/rustwide/workdir/src/sync/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MaybeUninitExt` is never used
[INFO] [stderr]  --> /opt/rustwide/workdir/src/ext.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `genawaiter` (lib) generated 6 warnings (run `cargo fix --lib -p genawaiter` to apply 5 suggestions)
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking genawaiter-tests v0.0.0 (/opt/rustwide/target/tests/genawaiter)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.86s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/rc_fail_not_awaiting_yield.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0499]: cannot borrow `co` as mutable more than once at a time
[INFO] [stderr]  --> $DIR/rc_fail_not_awaiting_yield.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let foo = co.yield_(10);
[INFO] [stderr]   |               -- first mutable borrow occurs here
[INFO] [stderr] 6 |     let bar = co.yield_(20);
[INFO] [stderr]   |               ^^ second mutable borrow occurs here
[INFO] [stderr] 7 | }
[INFO] [stderr]   | - first borrow might be used here, when `foo` is dropped and runs the destructor for type `impl std::future::Future`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: `/opt/rustwide/target/tests/genawaiter/.cargo/config` is deprecated in favor of `config.toml`
[INFO] [stderr]   |
[INFO] [stderr]   = help: if you need to support cargo 1.38 or earlier, you can symlink `config` to `config.toml`
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]  --> $DIR/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> $DIR/lib.rs:1:73
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]   |                                                                         ^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: remove the unused `extern crate`
[INFO] [stderr]   |
[INFO] [stderr] 5 - extern crate proc_macro;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> $DIR/ops.rs:44:5
[INFO] [stderr]     |
[INFO] [stderr]  44 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> $DIR/lib.rs:260:73
[INFO] [stderr]     |
[INFO] [stderr] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> $DIR/generator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MaybeUninitExt` is never used
[INFO] [stderr]  --> $DIR/ext.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error[E0499]: cannot borrow `co` as mutable more than once at a time
[INFO] [stderr]  --> $DIR/rc_fail_not_awaiting_yield.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let foo = co.yield_(10);
[INFO] [stderr]   |               -- first mutable borrow occurs here
[INFO] [stderr] 6 |     let bar = co.yield_(20);
[INFO] [stderr]   |               ^^ second mutable borrow occurs here
[INFO] [stderr] 7 | }
[INFO] [stderr]   | - first borrow might be used here, when `foo` is dropped and runs the destructor for type `impl Future<Output = <genawaiter::rc::engine::Airlock<i32, ()> as genawaiter::core::Airlock>::Resume> + '_`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/stack_fail_not_awaiting_yield.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stderr]  --> $DIR/stack_fail_not_awaiting_yield.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 | async fn wrong(mut co: Co<i32>) {
[INFO] [stderr]   |                        ^^^^^^^ help: indicate the anonymous lifetime: `Co<'_, i32>`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: `/opt/rustwide/target/tests/genawaiter/.cargo/config` is deprecated in favor of `config.toml`
[INFO] [stderr]   |
[INFO] [stderr]   = help: if you need to support cargo 1.38 or earlier, you can symlink `config` to `config.toml`
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]  --> $DIR/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> $DIR/lib.rs:1:73
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]   |                                                                         ^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: remove the unused `extern crate`
[INFO] [stderr]   |
[INFO] [stderr] 5 - extern crate proc_macro;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> $DIR/ops.rs:44:5
[INFO] [stderr]     |
[INFO] [stderr]  44 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> $DIR/lib.rs:260:73
[INFO] [stderr]     |
[INFO] [stderr] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> $DIR/generator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MaybeUninitExt` is never used
[INFO] [stderr]  --> $DIR/ext.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stderr]  --> $DIR/stack_fail_not_awaiting_yield.rs:4:24
[INFO] [stderr]   |
[INFO] [stderr] 4 | async fn wrong(mut co: Co<i32>) {
[INFO] [stderr]   |                        ^^^^^^^ expected lifetime parameter
[INFO] [stderr]   |
[INFO] [stderr] help: indicate the anonymous lifetime
[INFO] [stderr]   |
[INFO] [stderr] 4 | async fn wrong(mut co: Co<'_, i32>) {
[INFO] [stderr]   |                           +++
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/sync_fail_not_awaiting_yield.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0499]: cannot borrow `co` as mutable more than once at a time
[INFO] [stderr]  --> $DIR/sync_fail_not_awaiting_yield.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let foo = co.yield_(10);
[INFO] [stderr]   |               -- first mutable borrow occurs here
[INFO] [stderr] 6 |     let bar = co.yield_(20);
[INFO] [stderr]   |               ^^ second mutable borrow occurs here
[INFO] [stderr] 7 | }
[INFO] [stderr]   | - first borrow might be used here, when `foo` is dropped and runs the destructor for type `impl std::future::Future`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: `/opt/rustwide/target/tests/genawaiter/.cargo/config` is deprecated in favor of `config.toml`
[INFO] [stderr]   |
[INFO] [stderr]   = help: if you need to support cargo 1.38 or earlier, you can symlink `config` to `config.toml`
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]  --> $DIR/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> $DIR/lib.rs:1:73
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]   |                                                                         ^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: remove the unused `extern crate`
[INFO] [stderr]   |
[INFO] [stderr] 5 - extern crate proc_macro;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> $DIR/ops.rs:44:5
[INFO] [stderr]     |
[INFO] [stderr]  44 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> $DIR/lib.rs:260:73
[INFO] [stderr]     |
[INFO] [stderr] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> $DIR/generator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MaybeUninitExt` is never used
[INFO] [stderr]  --> $DIR/ext.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error[E0499]: cannot borrow `co` as mutable more than once at a time
[INFO] [stderr]  --> $DIR/sync_fail_not_awaiting_yield.rs:6:15
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let foo = co.yield_(10);
[INFO] [stderr]   |               -- first mutable borrow occurs here
[INFO] [stderr] 6 |     let bar = co.yield_(20);
[INFO] [stderr]   |               ^^ second mutable borrow occurs here
[INFO] [stderr] 7 | }
[INFO] [stderr]   | - first borrow might be used here, when `foo` is dropped and runs the destructor for type `impl Future<Output = <genawaiter::sync::engine::Airlock<i32, ()> as genawaiter::core::Airlock>::Resume> + '_`
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/fail_producer_with_argument.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error: A generator producer cannot accept any arguments. Instead, consider using a closure and capturing the values you need.
[INFO] [stderr]  --> $DIR/fail_producer_with_argument.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | async fn odds(co: Co<'_, u8>) {
[INFO] [stderr]   | ^^^^^
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: `/opt/rustwide/target/tests/genawaiter/.cargo/config` is deprecated in favor of `config.toml`
[INFO] [stderr]   |
[INFO] [stderr]   = help: if you need to support cargo 1.38 or earlier, you can symlink `config` to `config.toml`
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]  --> $DIR/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> $DIR/lib.rs:1:73
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]   |                                                                         ^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: remove the unused `extern crate`
[INFO] [stderr]   |
[INFO] [stderr] 5 - extern crate proc_macro;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> $DIR/ops.rs:44:5
[INFO] [stderr]     |
[INFO] [stderr]  44 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> $DIR/lib.rs:260:73
[INFO] [stderr]     |
[INFO] [stderr] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> $DIR/generator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MaybeUninitExt` is never used
[INFO] [stderr]  --> $DIR/ext.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error: A generator producer cannot accept any arguments. Instead, consider using a closure and capturing the values you need.
[INFO] [stderr]  --> $DIR/fail_producer_with_argument.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | async fn odds(co: Co<'_, u8>) {
[INFO] [stderr]   | ^^^^^
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] test tests/ui/stack_fail_when_co_is_static.rs ... mismatch
[INFO] [stderr] 
[INFO] [stderr] EXPECTED:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] error[E0597]: `shelf` does not live long enough
[INFO] [stderr]   --> $DIR/stack_fail_when_co_is_static.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr] 8  |     let_gen_using!(gen, producer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     borrowed value does not live long enough
[INFO] [stderr]    |     argument requires that `shelf` is borrowed for `'static`
[INFO] [stderr] 9  |     let _ = gen;
[INFO] [stderr] 10 | }
[INFO] [stderr]    | - `shelf` dropped here while still borrowed
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] 
[INFO] [stderr] ACTUAL OUTPUT:
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] warning: `/opt/rustwide/target/tests/genawaiter/.cargo/config` is deprecated in favor of `config.toml`
[INFO] [stderr]   |
[INFO] [stderr]   = help: if you need to support cargo 1.38 or earlier, you can symlink `config` to `config.toml`
[INFO] [stderr] warning: unused extern crate
[INFO] [stderr]  --> $DIR/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | extern crate proc_macro;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^ unused
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> $DIR/lib.rs:1:73
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]   |                                                                         ^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_extern_crates)]` implied by `#[warn(unused)]`
[INFO] [stderr] help: remove the unused `extern crate`
[INFO] [stderr]   |
[INFO] [stderr] 5 - extern crate proc_macro;
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> $DIR/ops.rs:44:5
[INFO] [stderr]     |
[INFO] [stderr]  44 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> $DIR/lib.rs:260:73
[INFO] [stderr]     |
[INFO] [stderr] 260 | #![warn(future_incompatible, rust_2018_compatibility, rust_2018_idioms, unused)]
[INFO] [stderr]     |                                                                         ^^^^^^
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]   --> $DIR/generator.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     #[must_use]
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]  --> $DIR/iterator.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     #[must_use]
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: trait `MaybeUninitExt` is never used
[INFO] [stderr]  --> $DIR/ext.rs:5:11
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub trait MaybeUninitExt<T> {
[INFO] [stderr]   |           ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error[E0716]: temporary value dropped while borrowed
[INFO] [stderr]   --> $DIR/stack_fail_when_co_is_static.rs:8:5
[INFO] [stderr]    |
[INFO] [stderr]  8 |     let_gen_using!(gen, producer);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     creates a temporary value which is freed while still in use
[INFO] [stderr]    |     argument requires that borrow lasts for `'static`
[INFO] [stderr]  9 |     let _ = gen;
[INFO] [stderr] 10 | }
[INFO] [stderr]    | - temporary value is freed at the end of this statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in the macro `let_gen_using` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] ┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stderr] note: If the actual output is the correct output you can bless it by rerunning
[INFO] [stderr]       your test with the environment variable TRYBUILD=overwrite
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test ui ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- ui stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'ui' (76) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.23/src/run.rs:60:13:
[INFO] [stdout] 5 of 5 tests failed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5fb0fa2c7562 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5fb0fa2c7562 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5fb0fa2c7562 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x5fb0fa2c7562 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x5fb0fa2d77f7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5fb0fa2d77f7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x5fb0fa294b66 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5fb0fa294b66 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5fb0fa2a6259 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x5fb0fa2a6259 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5fb0fa2a60f1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5fb0fa2687ee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5fb0fa2687ee - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5fb0fa2a64d2 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5fb0fa2a64d2 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5fb0fa2a6318 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5fb0fa2a0e59 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x5fb0fa28896d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5fb0fa2e048c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5fb0fa0f7151 - trybuild::run::<impl trybuild::Runner>::run::hedd4c39d3437d9f3
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.23/src/run.rs:60:13
[INFO] [stdout]   20:     0x5fb0fa0ebc28 - <trybuild::TestCases as core::ops::drop::Drop>::drop::h4ae9b3040be66c3f
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/trybuild-1.0.23/src/lib.rs:274:38
[INFO] [stdout]   21:     0x5fb0fa0e66c7 - core::ptr::drop_in_place<trybuild::TestCases>::h8f710335e94d6a9d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ptr/mod.rs:805:1
[INFO] [stdout]   22:     0x5fb0fa0e64f6 - ui::ui::h151c1fcdf010d47f
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/ui.rs:12:1
[INFO] [stdout]   23:     0x5fb0fa0e6527 - ui::ui::{{closure}}::h01fa1d494becbc38
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/ui.rs:4:8
[INFO] [stdout]   24:     0x5fb0fa0e6626 - core::ops::function::FnOnce::call_once::h466c47de71dc2b72
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5fb0fa26861b - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5fb0fa26861b - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x5fb0fa27bfaa - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x5fb0fa27bfaa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x5fb0fa27bfaa - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x5fb0fa27bfaa - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x5fb0fa27bfaa - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5fb0fa27bfaa - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x5fb0fa27bfaa - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x5fb0fa256244 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x5fb0fa256244 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   36:     0x5fb0fa259b72 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   37:     0x5fb0fa259b72 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x5fb0fa259b72 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x5fb0fa259b72 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x5fb0fa259b72 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x5fb0fa259b72 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   42:     0x5fb0fa259b72 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5fb0fa29c32f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x5fb0fa29c32f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   45:     0x71a3fab0daa4 - <unknown>
[INFO] [stdout]   46:     0x71a3fab9aa64 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     ui
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 18.99s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test ui`
[INFO] running `Command { std: "docker" "inspect" "9bd2549488d59ed0c3f5c3cd4f1b90f60cd05fbc69ea81298fb9e6bf593e81f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd2549488d59ed0c3f5c3cd4f1b90f60cd05fbc69ea81298fb9e6bf593e81f5", kill_on_drop: false }`
[INFO] [stdout] 9bd2549488d59ed0c3f5c3cd4f1b90f60cd05fbc69ea81298fb9e6bf593e81f5
