[INFO] fetching crate async-http-proxy 1.1.0...
[INFO] checking async-http-proxy-1.1.0 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate async-http-proxy 1.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate async-http-proxy 1.1.0 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-http-proxy 1.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate async-http-proxy 1.1.0
[INFO] tweaked toml for crates.io crate async-http-proxy 1.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate async-http-proxy 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c349627ef1870f2d1a90e625bb6c330c491208474cd84afb7fc4d789dcf199b0
[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" "c349627ef1870f2d1a90e625bb6c330c491208474cd84afb7fc4d789dcf199b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c349627ef1870f2d1a90e625bb6c330c491208474cd84afb7fc4d789dcf199b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c349627ef1870f2d1a90e625bb6c330c491208474cd84afb7fc4d789dcf199b0", kill_on_drop: false }`
[INFO] [stdout] c349627ef1870f2d1a90e625bb6c330c491208474cd84afb7fc4d789dcf199b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--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] 8fe332ec3713459a3daead8aac5ca40d0938774d70893440055a6dba5d88da3a
[INFO] running `Command { std: "docker" "start" "-a" "8fe332ec3713459a3daead8aac5ca40d0938774d70893440055a6dba5d88da3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking pin-project-lite v0.2.3
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking async-http-proxy v1.1.0 (/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] [stderr] error: could not compile `async-http-proxy`
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8fe332ec3713459a3daead8aac5ca40d0938774d70893440055a6dba5d88da3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe332ec3713459a3daead8aac5ca40d0938774d70893440055a6dba5d88da3a", kill_on_drop: false }`
[INFO] [stdout] 8fe332ec3713459a3daead8aac5ca40d0938774d70893440055a6dba5d88da3a