[INFO] cloning repository https://github.com/iyuroch/websocket_exmpl
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iyuroch/websocket_exmpl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyuroch%2Fwebsocket_exmpl"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyuroch%2Fwebsocket_exmpl'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9ae6ab9cd95211dbed25237d6132d88f41f7dae2
[INFO] checking iyuroch/websocket_exmpl against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiyuroch%2Fwebsocket_exmpl" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iyuroch/websocket_exmpl on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/iyuroch/websocket_exmpl
[INFO] finished tweaking git repo https://github.com/iyuroch/websocket_exmpl
[INFO] tweaked toml for git repo https://github.com/iyuroch/websocket_exmpl written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/iyuroch/websocket_exmpl already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30545a907c1816c3af175ac9c7060c103f52380ac6a4460c02c2a268b050ecc9
[INFO] running `"docker" "start" "-a" "30545a907c1816c3af175ac9c7060c103f52380ac6a4460c02c2a268b050ecc9"`
[INFO] [stderr]     Checking tokio-executor v0.1.6
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking tokio-current-thread v0.1.5
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking tokio-dns-unofficial v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking websocket v0.22.3
[INFO] [stderr]     Checking tokio-tungstenite v0.6.0
[INFO] [stderr]     Checking websocket_try v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.90s
[INFO] running `"docker" "inspect" "30545a907c1816c3af175ac9c7060c103f52380ac6a4460c02c2a268b050ecc9"`
[INFO] running `"docker" "rm" "-f" "30545a907c1816c3af175ac9c7060c103f52380ac6a4460c02c2a268b050ecc9"`
[INFO] [stdout] 30545a907c1816c3af175ac9c7060c103f52380ac6a4460c02c2a268b050ecc9