[INFO] updating cached repository https://github.com/lucarlig/tcp_echo_server_tokio
[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] 99e8a521bf729bf3a613f9edc22c4247bfb20e91
[INFO] testing lucarlig/tcp_echo_server_tokio against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucarlig%2Ftcp_echo_server_tokio" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lucarlig/tcp_echo_server_tokio 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/lucarlig/tcp_echo_server_tokio
[INFO] finished tweaking git repo https://github.com/lucarlig/tcp_echo_server_tokio
[INFO] tweaked toml for git repo https://github.com/lucarlig/tcp_echo_server_tokio written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/lucarlig/tcp_echo_server_tokio 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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] c607e8b74856ed1563ba0aef66fbaf948c74598cc85fa9e0d2b71e4fd30afb8c
[INFO] running `"docker" "start" "-a" "c607e8b74856ed1563ba0aef66fbaf948c74598cc85fa9e0d2b71e4fd30afb8c"`
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio v0.1.19
[INFO] [stderr]    Compiling tcp_echo_server_tokio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `"docker" "inspect" "c607e8b74856ed1563ba0aef66fbaf948c74598cc85fa9e0d2b71e4fd30afb8c"`
[INFO] running `"docker" "rm" "-f" "c607e8b74856ed1563ba0aef66fbaf948c74598cc85fa9e0d2b71e4fd30afb8c"`
[INFO] [stdout] c607e8b74856ed1563ba0aef66fbaf948c74598cc85fa9e0d2b71e4fd30afb8c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] ac3e77e9c6b19b868948732fd89aeb882f611050fb023b4972b5d4d081336a26
[INFO] running `"docker" "start" "-a" "ac3e77e9c6b19b868948732fd89aeb882f611050fb023b4972b5d4d081336a26"`
[INFO] [stderr]    Compiling tcp_echo_server_tokio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "ac3e77e9c6b19b868948732fd89aeb882f611050fb023b4972b5d4d081336a26"`
[INFO] running `"docker" "rm" "-f" "ac3e77e9c6b19b868948732fd89aeb882f611050fb023b4972b5d4d081336a26"`
[INFO] [stdout] ac3e77e9c6b19b868948732fd89aeb882f611050fb023b4972b5d4d081336a26
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "test" "--frozen"`
[INFO] [stdout] 9881325e9c8466876f7baaf9f81458aca044c06a160e911326bac26234c0eefd
[INFO] running `"docker" "start" "-a" "9881325e9c8466876f7baaf9f81458aca044c06a160e911326bac26234c0eefd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tcp_echo_server_tokio-2434a399dcb90c69
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9881325e9c8466876f7baaf9f81458aca044c06a160e911326bac26234c0eefd"`
[INFO] running `"docker" "rm" "-f" "9881325e9c8466876f7baaf9f81458aca044c06a160e911326bac26234c0eefd"`
[INFO] [stdout] 9881325e9c8466876f7baaf9f81458aca044c06a160e911326bac26234c0eefd