[INFO] fetching crate gidle_future 0.2.0...
[INFO] testing gidle_future-0.2.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate gidle_future 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate gidle_future 0.2.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gidle_future 0.2.0
[INFO] finished tweaking crates.io crate gidle_future 0.2.0
[INFO] tweaked toml for crates.io crate gidle_future 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded system-deps v1.3.2
[INFO] [stderr]   Downloaded glib-sys v0.10.1
[INFO] [stderr]   Downloaded glib-macros v0.10.1
[INFO] [stderr]   Downloaded version-compare v0.0.10
[INFO] [stderr]   Downloaded gobject-sys v0.10.0
[INFO] [stderr]   Downloaded glib v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 798b6627d015a87db1ef9f98f8e46b4cf8e9db0d06152b15ac4d7f4f0d237fdf
[INFO] running `Command { std: "docker" "start" "-a" "798b6627d015a87db1ef9f98f8e46b4cf8e9db0d06152b15ac4d7f4f0d237fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "798b6627d015a87db1ef9f98f8e46b4cf8e9db0d06152b15ac4d7f4f0d237fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798b6627d015a87db1ef9f98f8e46b4cf8e9db0d06152b15ac4d7f4f0d237fdf", kill_on_drop: false }`
[INFO] [stdout] 798b6627d015a87db1ef9f98f8e46b4cf8e9db0d06152b15ac4d7f4f0d237fdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b9ec30bcc00426d423e531fa2735943a7382cb9ed5298117423696b7152fff9
[INFO] running `Command { std: "docker" "start" "-a" "3b9ec30bcc00426d423e531fa2735943a7382cb9ed5298117423696b7152fff9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.194
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling strum_macros v0.18.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling glib-macros v0.10.1
[INFO] [stderr]    Compiling glib-sys v0.10.1
[INFO] [stderr]    Compiling gobject-sys v0.10.0
[INFO] [stderr]    Compiling glib v0.10.3
[INFO] [stderr]    Compiling gidle_future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.74s
[INFO] running `Command { std: "docker" "inspect" "3b9ec30bcc00426d423e531fa2735943a7382cb9ed5298117423696b7152fff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9ec30bcc00426d423e531fa2735943a7382cb9ed5298117423696b7152fff9", kill_on_drop: false }`
[INFO] [stdout] 3b9ec30bcc00426d423e531fa2735943a7382cb9ed5298117423696b7152fff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a6141206d19135ab5d50b28f151368c8d51c5f7559abe44a70649d1d89709ad
[INFO] running `Command { std: "docker" "start" "-a" "4a6141206d19135ab5d50b28f151368c8d51c5f7559abe44a70649d1d89709ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling gidle_future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "4a6141206d19135ab5d50b28f151368c8d51c5f7559abe44a70649d1d89709ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6141206d19135ab5d50b28f151368c8d51c5f7559abe44a70649d1d89709ad", kill_on_drop: false }`
[INFO] [stdout] 4a6141206d19135ab5d50b28f151368c8d51c5f7559abe44a70649d1d89709ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a661d2cef58f8142d40166eb6f6d34ea7271c4ae570d8fd74445f80f9f3e8ba3
[INFO] running `Command { std: "docker" "start" "-a" "a661d2cef58f8142d40166eb6f6d34ea7271c4ae570d8fd74445f80f9f3e8ba3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gidle_future-220cb47822b68c2d)
[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 gidle_future
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 44) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 70) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 60) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 26) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 52) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 44) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `async_std`
[INFO] [stdout]  --> src/lib.rs:45:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | async_std::task::spawn(async {});
[INFO] [stdout]   | ^^^^^^^^^ use of undeclared crate or module `async_std`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]   |
[INFO] [stdout] 2 + use futures::task;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `task`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 3 - async_std::task::spawn(async {});
[INFO] [stdout] 3 + task::spawn(async {});
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 70) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]  --> src/lib.rs:71:3
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[tokio::main]
[INFO] [stdout]   |   ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/lib.rs:72:59
[INFO] [stdout]   |
[INFO] [stdout] 3 |   async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   |  ___________________________________________________________^
[INFO] [stdout] 4 | |     //...
[INFO] [stdout] 5 | | }
[INFO] [stdout]   | |_^ expected `Result<(), Box<dyn Error>>`, found `()`
[INFO] [stdout]   |
[INFO] [stdout]   = note:   expected enum `Result<(), Box<(dyn std::error::Error + 'static)>>`
[INFO] [stdout]           found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] error[E0752]: `main` function is not allowed to be `async`
[INFO] [stdout]  --> src/lib.rs:72:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | async fn main() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `main` function is not allowed to be `async`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0433, E0752.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 60) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
[INFO] [stdout]  --> src/lib.rs:61:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut rt = tokio::runtime::Builder::new()
[INFO] [stdout]   |              ^^^^^ use of undeclared crate or module `tokio`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::thread::Builder;
[INFO] [stdout]   |
[INFO] [stdout] help: if you import `Builder`, refer to it directly
[INFO] [stdout]   |
[INFO] [stdout] 3 - let mut rt = tokio::runtime::Builder::new()
[INFO] [stdout] 3 + let mut rt = Builder::new()
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `gtk`
[INFO] [stdout]  --> src/lib.rs:66:24
[INFO] [stdout]   |
[INFO] [stdout] 8 |    rt.block_on(async { gtk::main() });
[INFO] [stdout]   |                        ^^^ use of undeclared crate or module `gtk`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 26) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `async_std`
[INFO] [stdout]  --> src/lib.rs:27:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | async_std::task::yield_now().await;
[INFO] [stdout]   | ^^^^^^^^^ use of undeclared crate or module `async_std`
[INFO] [stdout] 
[INFO] [stdout] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stdout]  --> src/lib.rs:27:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_26_0() {
[INFO] [stdout]   |                                         ----------------------------- this is not `async`
[INFO] [stdout] 3 | async_std::task::yield_now().await;
[INFO] [stdout]   |                              ^^^^^ only allowed inside `async` functions and blocks
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0433, E0728.
[INFO] [stdout] For more information about an error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 52) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `smol`
[INFO] [stdout]  --> src/lib.rs:53:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | std::thread::spawn(|| smol::run(futures::future::pending::<()>()));
[INFO] [stdout]   |                       ^^^^ use of undeclared crate or module `smol`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 26)
[INFO] [stdout]     src/lib.rs - (line 44)
[INFO] [stdout]     src/lib.rs - (line 52)
[INFO] [stdout]     src/lib.rs - (line 60)
[INFO] [stdout]     src/lib.rs - (line 70)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a661d2cef58f8142d40166eb6f6d34ea7271c4ae570d8fd74445f80f9f3e8ba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a661d2cef58f8142d40166eb6f6d34ea7271c4ae570d8fd74445f80f9f3e8ba3", kill_on_drop: false }`
[INFO] [stdout] a661d2cef58f8142d40166eb6f6d34ea7271c4ae570d8fd74445f80f9f3e8ba3
