[INFO] fetching crate garcon 0.2.3...
[INFO] testing garcon-0.2.3 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate garcon 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate garcon 0.2.3 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate garcon 0.2.3
[INFO] finished tweaking crates.io crate garcon 0.2.3
[INFO] tweaked toml for crates.io crate garcon 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 463018928cad748fa5f44beaba73f898c88145a3fc18ff626011aec868495f90
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "463018928cad748fa5f44beaba73f898c88145a3fc18ff626011aec868495f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "463018928cad748fa5f44beaba73f898c88145a3fc18ff626011aec868495f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463018928cad748fa5f44beaba73f898c88145a3fc18ff626011aec868495f90", kill_on_drop: false }`
[INFO] [stdout] 463018928cad748fa5f44beaba73f898c88145a3fc18ff626011aec868495f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5e230e13b0923da03eb8976475e44879ef0fd0f10c9f006daea506c61c0d2b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f5e230e13b0923da03eb8976475e44879ef0fd0f10c9f006daea506c61c0d2b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling garcon v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "f5e230e13b0923da03eb8976475e44879ef0fd0f10c9f006daea506c61c0d2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e230e13b0923da03eb8976475e44879ef0fd0f10c9f006daea506c61c0d2b8", kill_on_drop: false }`
[INFO] [stdout] f5e230e13b0923da03eb8976475e44879ef0fd0f10c9f006daea506c61c0d2b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8a58c21b3190084da6c57fe69c423503603c407151ffefbc569479020a54caf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b8a58c21b3190084da6c57fe69c423503603c407151ffefbc569479020a54caf", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling garcon v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `async_wait` found for struct `Delay` in the current scope
[INFO] [stdout]    --> src/tests.rs:134:24
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 waiter.async_wait().await.unwrap();
[INFO] [stdout]     |                        ^^^^^^^^^^ method not found in `Delay`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/lib.rs:118:1
[INFO] [stdout]     |
[INFO] [stdout] 118 | pub struct Delay {
[INFO] [stdout]     | ---------------- method `async_wait` not found for this
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `garcon`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b8a58c21b3190084da6c57fe69c423503603c407151ffefbc569479020a54caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a58c21b3190084da6c57fe69c423503603c407151ffefbc569479020a54caf", kill_on_drop: false }`
[INFO] [stdout] b8a58c21b3190084da6c57fe69c423503603c407151ffefbc569479020a54caf