[INFO] updating cached repository https://github.com/hustshawn/rust-tokio-echo-server
[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] 7241b2d5b09828e6179aece12ec8dc510a4b7522
[INFO] testing hustshawn/rust-tokio-echo-server against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhustshawn%2Frust-tokio-echo-server" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hustshawn/rust-tokio-echo-server on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/hustshawn/rust-tokio-echo-server
[INFO] finished tweaking git repo https://github.com/hustshawn/rust-tokio-echo-server
[INFO] tweaked toml for git repo https://github.com/hustshawn/rust-tokio-echo-server written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hustshawn/rust-tokio-echo-server already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 65c917d7ce93f238e3e3832b73e01b2d29e7b3b0f56a50bc812f23bad9521912
[INFO] running `"docker" "start" "-a" "65c917d7ce93f238e3e3832b73e01b2d29e7b3b0f56a50bc812f23bad9521912"`
[INFO] [stderr]    Compiling net2 v0.2.30
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling mio v0.6.10
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling tokio-core v0.1.9
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling echo-proto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `"docker" "inspect" "65c917d7ce93f238e3e3832b73e01b2d29e7b3b0f56a50bc812f23bad9521912"`
[INFO] running `"docker" "rm" "-f" "65c917d7ce93f238e3e3832b73e01b2d29e7b3b0f56a50bc812f23bad9521912"`
[INFO] [stdout] 65c917d7ce93f238e3e3832b73e01b2d29e7b3b0f56a50bc812f23bad9521912
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 91feef1d2ca49c4bdfcabd068ffce90587287418f342da641ad54d51225df9af
[INFO] running `"docker" "start" "-a" "91feef1d2ca49c4bdfcabd068ffce90587287418f342da641ad54d51225df9af"`
[INFO] [stderr]    Compiling echo-proto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "91feef1d2ca49c4bdfcabd068ffce90587287418f342da641ad54d51225df9af"`
[INFO] running `"docker" "rm" "-f" "91feef1d2ca49c4bdfcabd068ffce90587287418f342da641ad54d51225df9af"`
[INFO] [stdout] 91feef1d2ca49c4bdfcabd068ffce90587287418f342da641ad54d51225df9af
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 921cd0fbe0cfe1e17737dbf1d91cbe8240113c4b8ff855f98b10a650059ddfe1
[INFO] running `"docker" "start" "-a" "921cd0fbe0cfe1e17737dbf1d91cbe8240113c4b8ff855f98b10a650059ddfe1"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/echo_proto-2a5ec885519caa5e
[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" "921cd0fbe0cfe1e17737dbf1d91cbe8240113c4b8ff855f98b10a650059ddfe1"`
[INFO] running `"docker" "rm" "-f" "921cd0fbe0cfe1e17737dbf1d91cbe8240113c4b8ff855f98b10a650059ddfe1"`
[INFO] [stdout] 921cd0fbe0cfe1e17737dbf1d91cbe8240113c4b8ff855f98b10a650059ddfe1