[INFO] fetching crate tokio_env 0.1.0... [INFO] testing tokio_env-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate tokio_env 0.1.0 into /workspace/builds/worker-15/source [INFO] validating manifest of crates.io crate tokio_env 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio_env 0.1.0 [INFO] finished tweaking crates.io crate tokio_env 0.1.0 [INFO] tweaked toml for crates.io crate tokio_env 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8c0719ca9580d9ab42f65ed99172431c0bc3d3b64813c59492e434c56efd8255 [INFO] running `Command { std: "docker" "start" "-a" "8c0719ca9580d9ab42f65ed99172431c0bc3d3b64813c59492e434c56efd8255", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c0719ca9580d9ab42f65ed99172431c0bc3d3b64813c59492e434c56efd8255", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c0719ca9580d9ab42f65ed99172431c0bc3d3b64813c59492e434c56efd8255", kill_on_drop: false }` [INFO] [stdout] 8c0719ca9580d9ab42f65ed99172431c0bc3d3b64813c59492e434c56efd8255 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6412ca2fc01723aaaf09b1bb31e6bdbd14b621e0f9b24226a1ba069278e334fe [INFO] running `Command { std: "docker" "start" "-a" "6412ca2fc01723aaaf09b1bb31e6bdbd14b621e0f9b24226a1ba069278e334fe", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling tokio v1.17.0 [INFO] [stderr] Compiling tokio_env_macro v0.1.0 [INFO] [stderr] Compiling tokio_env v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.58s [INFO] running `Command { std: "docker" "inspect" "6412ca2fc01723aaaf09b1bb31e6bdbd14b621e0f9b24226a1ba069278e334fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6412ca2fc01723aaaf09b1bb31e6bdbd14b621e0f9b24226a1ba069278e334fe", kill_on_drop: false }` [INFO] [stdout] 6412ca2fc01723aaaf09b1bb31e6bdbd14b621e0f9b24226a1ba069278e334fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5fb9a9337d10588c66c66dfaa897605cd30e6ef0a760ac4beaa44a9fcdf3c9aa [INFO] running `Command { std: "docker" "start" "-a" "5fb9a9337d10588c66c66dfaa897605cd30e6ef0a760ac4beaa44a9fcdf3c9aa", kill_on_drop: false }` [INFO] [stderr] Compiling tokio_env v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.58s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_env-a8502c9bde97d679) [INFO] running `Command { std: "docker" "inspect" "5fb9a9337d10588c66c66dfaa897605cd30e6ef0a760ac4beaa44a9fcdf3c9aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fb9a9337d10588c66c66dfaa897605cd30e6ef0a760ac4beaa44a9fcdf3c9aa", kill_on_drop: false }` [INFO] [stdout] 5fb9a9337d10588c66c66dfaa897605cd30e6ef0a760ac4beaa44a9fcdf3c9aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6c5fd76fb1ce5c823e889ec4e50f79dd3f09ab5f5296374a36d3c4697e7d26d0 [INFO] running `Command { std: "docker" "start" "-a" "6c5fd76fb1ce5c823e889ec4e50f79dd3f09ab5f5296374a36d3c4697e7d26d0", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_env-a8502c9bde97d679) [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 tokio_env [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - start_with (line 30) ... FAILED [INFO] [stdout] test src/lib.rs - start_with (line 19) ... FAILED [INFO] [stdout] test src/lib.rs - start_with (line 42) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - start_with (line 30) stdout ---- [INFO] [stdout] error[E0277]: `main` has invalid return type `i32` [INFO] [stdout] --> src/lib.rs:32:20 [INFO] [stdout] | [INFO] [stdout] 4 | async fn main() -> i32 { [INFO] [stdout] | ^^^ `main` can only return types that implement `Termination` [INFO] [stdout] | [INFO] [stdout] = help: consider using `()`, or a `Result` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - start_with (line 19) stdout ---- [INFO] [stdout] error[E0599]: `&mut tokio::runtime::Builder` is not an iterator [INFO] [stdout] --> src/lib.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 5 | .map(|runtime| runtime.block_on(fun)); [INFO] [stdout] | ^^^ `&mut tokio::runtime::Builder` is not an iterator [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.17.0/src/runtime/builder.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct Builder { [INFO] [stdout] | ------------------ doesn't satisfy `tokio::runtime::Builder: Iterator` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `tokio::runtime::Builder: Iterator` [INFO] [stdout] which is required by `&mut tokio::runtime::Builder: Iterator` [INFO] [stdout] `&mut tokio::runtime::Builder: Iterator` [INFO] [stdout] which is required by `&mut &mut tokio::runtime::Builder: Iterator` [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - start_with (line 42) stdout ---- [INFO] [stdout] error[E0277]: `fn() -> impl Future {run}` is not a future [INFO] [stdout] --> src/lib.rs:45:43 [INFO] [stdout] | [INFO] [stdout] 5 | let exit_code = tokio_env::start_with(run) [INFO] [stdout] | --------------------- ^^^ `fn() -> impl Future {run}` is not a future [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] ... [INFO] [stdout] 10 | async fn run() -> i32 { [INFO] [stdout] | --- consider calling this function [INFO] [stdout] | [INFO] [stdout] = help: the trait `Future` is not implemented for `fn() -> impl Future {run}` [INFO] [stdout] = note: fn() -> impl Future {run} must be a future or must implement `IntoFuture` to be awaited [INFO] [stdout] note: required by a bound in `start_with` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:57:22 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn start_with(fun: F) -> tokio::io::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ required by this bound in `start_with` [INFO] [stdout] help: use parentheses to call the function [INFO] [stdout] | [INFO] [stdout] 5 | let exit_code = tokio_env::start_with(run()) [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] error[E0277]: `fn() -> impl Future {run}` is not a future [INFO] [stdout] --> src/lib.rs:45:21 [INFO] [stdout] | [INFO] [stdout] 5 | let exit_code = tokio_env::start_with(run) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ `fn() -> impl Future {run}` is not a future [INFO] [stdout] ... [INFO] [stdout] 10 | async fn run() -> i32 { [INFO] [stdout] | --- consider calling this function [INFO] [stdout] | [INFO] [stdout] = help: the trait `Future` is not implemented for `fn() -> impl Future {run}` [INFO] [stdout] = note: fn() -> impl Future {run} must be a future or must implement `IntoFuture` to be awaited [INFO] [stdout] = help: use parentheses to call the function: `run()` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - start_with (line 19) [INFO] [stdout] src/lib.rs - start_with (line 30) [INFO] [stdout] src/lib.rs - start_with (line 42) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "6c5fd76fb1ce5c823e889ec4e50f79dd3f09ab5f5296374a36d3c4697e7d26d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c5fd76fb1ce5c823e889ec4e50f79dd3f09ab5f5296374a36d3c4697e7d26d0", kill_on_drop: false }` [INFO] [stdout] 6c5fd76fb1ce5c823e889ec4e50f79dd3f09ab5f5296374a36d3c4697e7d26d0