[INFO] updating cached repository alexmullins/echo-client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alexmullins/echo-client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alexmullins/echo-client" "work/ex/beta-1.37-6/sources/1.36.0/gh/alexmullins/echo-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/alexmullins/echo-client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexmullins/echo-client" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alexmullins/echo-client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alexmullins/echo-client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 707cb0447581dafc86dce1c8cb778414705d3e82
[INFO] sha for GitHub repo alexmullins/echo-client: 707cb0447581dafc86dce1c8cb778414705d3e82
[INFO] validating manifest of alexmullins/echo-client on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alexmullins/echo-client on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alexmullins/echo-client
[INFO] finished frobbing alexmullins/echo-client
[INFO] frobbed toml for alexmullins/echo-client written to work/ex/beta-1.37-6/sources/1.36.0/gh/alexmullins/echo-client/Cargo.toml
[INFO] started frobbing alexmullins/echo-client
[INFO] finished frobbing alexmullins/echo-client
[INFO] frobbed toml for alexmullins/echo-client written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/alexmullins/echo-client/Cargo.toml
[INFO] crate alexmullins/echo-client already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing alexmullins/echo-client against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/alexmullins/echo-client:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] a7219364bcb5312cc82aef0d558e7ec32a042fdee121477d12d6c5f09b5f7b59
[INFO] running `"docker" "start" "-a" "a7219364bcb5312cc82aef0d558e7ec32a042fdee121477d12d6c5f09b5f7b59"`
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]    Compiling failure v0.1.2
[INFO] [stderr]    Compiling echo-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.99s
[INFO] running `"docker" "inspect" "a7219364bcb5312cc82aef0d558e7ec32a042fdee121477d12d6c5f09b5f7b59"`
[INFO] running `"docker" "rm" "-f" "a7219364bcb5312cc82aef0d558e7ec32a042fdee121477d12d6c5f09b5f7b59"`
[INFO] [stdout] a7219364bcb5312cc82aef0d558e7ec32a042fdee121477d12d6c5f09b5f7b59
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/alexmullins/echo-client:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b2a3e74bd4a6797f8269e9e96c48e70493852b861fd9b4ce7204ce658d463da2
[INFO] running `"docker" "start" "-a" "b2a3e74bd4a6797f8269e9e96c48e70493852b861fd9b4ce7204ce658d463da2"`
[INFO] [stderr]    Compiling echo-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "b2a3e74bd4a6797f8269e9e96c48e70493852b861fd9b4ce7204ce658d463da2"`
[INFO] running `"docker" "rm" "-f" "b2a3e74bd4a6797f8269e9e96c48e70493852b861fd9b4ce7204ce658d463da2"`
[INFO] [stdout] b2a3e74bd4a6797f8269e9e96c48e70493852b861fd9b4ce7204ce658d463da2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/alexmullins/echo-client:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] b2af5e167db796c67d6e957437467625c61158b4ea023b6be3450b9ae161697d
[INFO] running `"docker" "start" "-a" "b2af5e167db796c67d6e957437467625c61158b4ea023b6be3450b9ae161697d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/echo_client-c59dced286fe4fa2
[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" "b2af5e167db796c67d6e957437467625c61158b4ea023b6be3450b9ae161697d"`
[INFO] running `"docker" "rm" "-f" "b2af5e167db796c67d6e957437467625c61158b4ea023b6be3450b9ae161697d"`
[INFO] [stdout] b2af5e167db796c67d6e957437467625c61158b4ea023b6be3450b9ae161697d