[INFO] cloning repository https://github.com/rakbladsvalsen/futures-ratelimit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rakbladsvalsen/futures-ratelimit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakbladsvalsen%2Ffutures-ratelimit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakbladsvalsen%2Ffutures-ratelimit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2cd3fba573b877781036828adca6d7a51135b42b
[INFO] checking rakbladsvalsen/futures-ratelimit against try#b6bca0d7327839b5e3f7a7779947cb9113d08917+rustflags=-Zstrict-projection-item-bounds for 150662-leaf
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frakbladsvalsen%2Ffutures-ratelimit" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rakbladsvalsen/futures-ratelimit
[INFO] finished tweaking git repo https://github.com/rakbladsvalsen/futures-ratelimit
[INFO] tweaked toml for git repo https://github.com/rakbladsvalsen/futures-ratelimit written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rakbladsvalsen/futures-ratelimit on toolchain b6bca0d7327839b5e3f7a7779947cb9113d08917
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rakbladsvalsen/futures-ratelimit 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" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90c2b7be19c640bbbf6fefe347f352d989ce157be5972993751e870ebdb96634
[INFO] running `Command { std: "docker" "start" "-a" "90c2b7be19c640bbbf6fefe347f352d989ce157be5972993751e870ebdb96634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c2b7be19c640bbbf6fefe347f352d989ce157be5972993751e870ebdb96634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c2b7be19c640bbbf6fefe347f352d989ce157be5972993751e870ebdb96634", kill_on_drop: false }`
[INFO] [stdout] 90c2b7be19c640bbbf6fefe347f352d989ce157be5972993751e870ebdb96634
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Zstrict-projection-item-bounds" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b6bca0d7327839b5e3f7a7779947cb9113d08917" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fcf4844efe9e02bebb6965fb5b5b5a4b0c5d0a02afccca53ffe8b270cfe469e
[INFO] running `Command { std: "docker" "start" "-a" "1fcf4844efe9e02bebb6965fb5b5b5a4b0c5d0a02afccca53ffe8b270cfe469e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking tokio v1.35.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking futures-ratelimit v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout]    --> src/ordered.rs:202:83
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn new<I: IntoIterator<IntoIter = T>>(max_concurrent: usize, tasks: I) -> Self {
[INFO] [stdout]     |                                                                                   ^^^^ cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `FuturesOrderedIter`
[INFO] [stdout]    --> src/ordered.rs:27:17
[INFO] [stdout]     |
[INFO] [stdout]  24 | pub struct FuturesOrderedIter<I, F>
[INFO] [stdout]     |            ------------------ required by a bound in this struct
[INFO] [stdout] ...
[INFO] [stdout]  27 |     I: Iterator<Item = F>,
[INFO] [stdout]     |                 ^^^^^^^^ required by this bound in `FuturesOrderedIter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout]    --> src/unordered.rs:199:83
[INFO] [stdout]     |
[INFO] [stdout] 199 |     pub fn new<I: IntoIterator<IntoIter = T>>(max_concurrent: usize, tasks: I) -> Self {
[INFO] [stdout]     |                                                                                   ^^^^ cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `FuturesUnorderedIter`
[INFO] [stdout]    --> src/unordered.rs:26:17
[INFO] [stdout]     |
[INFO] [stdout]  23 | pub struct FuturesUnorderedIter<T, F>
[INFO] [stdout]     |            -------------------- required by a bound in this struct
[INFO] [stdout] ...
[INFO] [stdout]  26 |     T: Iterator<Item = F>,
[INFO] [stdout]     |                 ^^^^^^^^ required by this bound in `FuturesUnorderedIter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout]    --> src/ordered.rs:210:14
[INFO] [stdout]     |
[INFO] [stdout] 210 |             .for_each(|future| running_tasks.push_back(future));
[INFO] [stdout]     |              ^^^^^^^^ cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout]    --> src/unordered.rs:207:14
[INFO] [stdout]     |
[INFO] [stdout] 207 |             .for_each(|future| running_tasks.push(future));
[INFO] [stdout]     |              ^^^^^^^^ cannot satisfy `<T as Iterator>::Item == F`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `futures-ratelimit` (lib) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1fcf4844efe9e02bebb6965fb5b5b5a4b0c5d0a02afccca53ffe8b270cfe469e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fcf4844efe9e02bebb6965fb5b5b5a4b0c5d0a02afccca53ffe8b270cfe469e", kill_on_drop: false }`
[INFO] [stdout] 1fcf4844efe9e02bebb6965fb5b5b5a4b0c5d0a02afccca53ffe8b270cfe469e