[INFO] fetching crate stream-future 0.5.0...
[INFO] checking stream-future-0.5.0 against 65b20a97de33e9e59992793a144aef2950c48c76 for pr-154715
[INFO] extracting crate stream-future 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate stream-future 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate stream-future 0.5.0
[INFO] tweaked toml for crates.io crate stream-future 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stream-future 0.5.0 on toolchain 65b20a97de33e9e59992793a144aef2950c48c76
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387
[INFO] running `Command { std: "docker" "start" "820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling pin-project-internal v1.1.13
[INFO] [stderr]    Compiling stream-future-impl v0.5.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]     Checking futures-util v0.3.34
[INFO] [stderr]     Checking tokio-stream v0.1.19
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking pin-project v1.1.13
[INFO] [stderr]     Checking stream-future v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0404]: expected trait, found trait alias `Try`
[INFO] [stdout]    --> src/lib.rs:191:43
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub type TryStreamItemType<R, P> = <<R as Try>::Residual as Residual<P>>::TryType;
[INFO] [stdout]     |                                           ^^^ not a trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0404]: expected trait, found trait alias `Try`
[INFO] [stdout]    --> src/lib.rs:198:31
[INFO] [stdout]     |
[INFO] [stdout] 198 |     ret: Option<<T::Return as Try>::Output>,
[INFO] [stdout]     |                               ^^^ not a trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0404]: expected trait, found trait alias `Try`
[INFO] [stdout]    --> src/lib.rs:234:32
[INFO] [stdout]     |
[INFO] [stdout] 234 |     type Item = <<T::Return as Try>::Residual as Residual<P>>::TryType;
[INFO] [stdout]     |                                ^^^ not a trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0404`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stream-future` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387", kill_on_drop: false }`
[INFO] [stdout] 820688c46f14d4ac0cb4b1f423af8a73ee015579b14e33bdf7bdc40453f55387
