[INFO] updating cached repository https://github.com/echupriyanov/tls-ws
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/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] d458e2edfabc7e28494482987afbb5eebba1de7f
[INFO] testing echupriyanov/tls-ws against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fechupriyanov%2Ftls-ws" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/echupriyanov/tls-ws on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/echupriyanov/tls-ws
[INFO] finished tweaking git repo https://github.com/echupriyanov/tls-ws
[INFO] tweaked toml for git repo https://github.com/echupriyanov/tls-ws written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/echupriyanov/tls-ws already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/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=warn" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 48a0495989a148146256e81ebcb8a60230bd5905835554a4af46923fb16a56bc
[INFO] running `"docker" "start" "-a" "48a0495989a148146256e81ebcb8a60230bd5905835554a4af46923fb16a56bc"`
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.21
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket v0.22.4
[INFO] [stderr]    Compiling tls-ws v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `SliceConcatExt`
[INFO] [stderr]    --> src/bin/server.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     SliceConcatExt::join(&subj[..], &",")
[INFO] [stderr]     |     ^^^^^^^^^^^^^^ use of undeclared type or module `SliceConcatExt`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `futures::stream::select::Select` in tuple element 0 that must be used
[INFO] [stderr]   --> src/bin/client.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     runtime.block_on(runner).unwrap();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: streams do nothing unless polled
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: Could not compile `tls-ws`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "48a0495989a148146256e81ebcb8a60230bd5905835554a4af46923fb16a56bc"`
[INFO] running `"docker" "rm" "-f" "48a0495989a148146256e81ebcb8a60230bd5905835554a4af46923fb16a56bc"`
[INFO] [stdout] 48a0495989a148146256e81ebcb8a60230bd5905835554a4af46923fb16a56bc