[INFO] fetching crate async-http-proxy 1.2.0...
[INFO] testing async-http-proxy-1.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate async-http-proxy 1.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate async-http-proxy 1.2.0 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 async-http-proxy 1.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate async-http-proxy 1.2.0
[INFO] tweaked toml for crates.io crate async-http-proxy 1.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate async-http-proxy 1.2.0 already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e2181e3bc86fe6946340ca26be1d1b867a54e4a495886af0053d1ef58d2686f
[INFO] running `Command { std: "docker" "start" "-a" "1e2181e3bc86fe6946340ca26be1d1b867a54e4a495886af0053d1ef58d2686f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e2181e3bc86fe6946340ca26be1d1b867a54e4a495886af0053d1ef58d2686f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2181e3bc86fe6946340ca26be1d1b867a54e4a495886af0053d1ef58d2686f", kill_on_drop: false }`
[INFO] [stdout] 1e2181e3bc86fe6946340ca26be1d1b867a54e4a495886af0053d1ef58d2686f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 725ea41dced0a1f94601f0c47e5fc88beb5b33d9e582d70006ebc46ebe997525
[INFO] running `Command { std: "docker" "start" "-a" "725ea41dced0a1f94601f0c47e5fc88beb5b33d9e582d70006ebc46ebe997525", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling async-http-proxy v1.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: An async runtime have to be specified by feature: "runtime-tokio" "runtime-async-std"
[INFO] [stdout]   --> src/lib.rs:51:1
[INFO] [stdout]    |
[INFO] [stdout] 51 | / compile_error!(
[INFO] [stdout] 52 | |     "An async runtime have to be specified by feature: \"runtime-tokio\" \"runtime-async-std\""
[INFO] [stdout] 53 | | );
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Result`
[INFO] [stdout]  --> src/request.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MAXIMUM_RESPONSE_HEADER_LENGTH`
[INFO] [stdout]  --> src/response.rs:1:50
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{HttpError, MAXIMUM_RESPONSE_HEADERS, MAXIMUM_RESPONSE_HEADER_LENGTH};
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `async-http-proxy`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "725ea41dced0a1f94601f0c47e5fc88beb5b33d9e582d70006ebc46ebe997525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725ea41dced0a1f94601f0c47e5fc88beb5b33d9e582d70006ebc46ebe997525", kill_on_drop: false }`
[INFO] [stdout] 725ea41dced0a1f94601f0c47e5fc88beb5b33d9e582d70006ebc46ebe997525