[INFO] updating cached repository https://github.com/jtgeibel/hyper-async-demo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 058dccaf92492c522ce8d8d6783d8ad21af61f4d
[INFO] checking jtgeibel/hyper-async-demo against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtgeibel%2Fhyper-async-demo" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtgeibel/hyper-async-demo on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jtgeibel/hyper-async-demo
[INFO] finished tweaking git repo https://github.com/jtgeibel/hyper-async-demo
[INFO] tweaked toml for git repo https://github.com/jtgeibel/hyper-async-demo written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jtgeibel/hyper-async-demo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14ea46a27c2fb57878bfa16605c20296ea303e05d2e46680c4ea6d58c4bd4647
[INFO] running `"docker" "start" "-a" "14ea46a27c2fb57878bfa16605c20296ea303e05d2e46680c4ea6d58c4bd4647"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]     Checking tokio-executor v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking tokio-sync v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking want v0.2.0 (https://github.com/seanmonstar/want?branch=std-future#23cd872e)
[INFO] [stderr]     Checking tokio-io v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]     Checking tokio-threadpool v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking tokio-current-thread v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking tokio-reactor v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking tokio-timer v0.3.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking tokio-tcp v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]    Compiling proc-macro-hack v0.5.8
[INFO] [stderr]    Compiling tokio-macros v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]     Checking tokio v0.2.0 (https://github.com/tokio-rs/tokio#74168ae8)
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking hyper v0.13.0-a.0 (https://github.com/hyperium/hyper#a543c8ee)
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.17
[INFO] [stderr]     Checking hyper-async-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `"docker" "inspect" "14ea46a27c2fb57878bfa16605c20296ea303e05d2e46680c4ea6d58c4bd4647"`
[INFO] running `"docker" "rm" "-f" "14ea46a27c2fb57878bfa16605c20296ea303e05d2e46680c4ea6d58c4bd4647"`
[INFO] [stdout] 14ea46a27c2fb57878bfa16605c20296ea303e05d2e46680c4ea6d58c4bd4647