[INFO] updating cached repository bittersweet/rust-bidirectional-socket-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bittersweet/rust-bidirectional-socket-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bittersweet/rust-bidirectional-socket-example" "work/ex/beta-1.38-1/sources/1.37.0/gh/bittersweet/rust-bidirectional-socket-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bittersweet/rust-bidirectional-socket-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bittersweet/rust-bidirectional-socket-example" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bittersweet/rust-bidirectional-socket-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bittersweet/rust-bidirectional-socket-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a55aad7a1948dcd1f3dabbc18955252949af1b79
[INFO] sha for GitHub repo bittersweet/rust-bidirectional-socket-example: a55aad7a1948dcd1f3dabbc18955252949af1b79
[INFO] validating manifest of bittersweet/rust-bidirectional-socket-example on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of bittersweet/rust-bidirectional-socket-example on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing bittersweet/rust-bidirectional-socket-example
[INFO] finished frobbing bittersweet/rust-bidirectional-socket-example
[INFO] frobbed toml for bittersweet/rust-bidirectional-socket-example written to work/ex/beta-1.38-1/sources/1.37.0/gh/bittersweet/rust-bidirectional-socket-example/Cargo.toml
[INFO] started frobbing bittersweet/rust-bidirectional-socket-example
[INFO] finished frobbing bittersweet/rust-bidirectional-socket-example
[INFO] frobbed toml for bittersweet/rust-bidirectional-socket-example written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bittersweet/rust-bidirectional-socket-example/Cargo.toml
[INFO] crate bittersweet/rust-bidirectional-socket-example already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing bittersweet/rust-bidirectional-socket-example against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bittersweet/rust-bidirectional-socket-example:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9e3be712defd77a65cdde94e07406a68038fb9fdbf8d432d6d1557c7f1f7e866
[INFO] running `"docker" "start" "-a" "9e3be712defd77a65cdde94e07406a68038fb9fdbf8d432d6d1557c7f1f7e866"`
[INFO] [stderr]    Compiling bidirectional_socket v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "9e3be712defd77a65cdde94e07406a68038fb9fdbf8d432d6d1557c7f1f7e866"`
[INFO] running `"docker" "rm" "-f" "9e3be712defd77a65cdde94e07406a68038fb9fdbf8d432d6d1557c7f1f7e866"`
[INFO] [stdout] 9e3be712defd77a65cdde94e07406a68038fb9fdbf8d432d6d1557c7f1f7e866
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bittersweet/rust-bidirectional-socket-example:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9f29f43f63f35ef6d521b2016a3c175b2bae68c51e31bc0b90fb8b96ed39fbfa
[INFO] running `"docker" "start" "-a" "9f29f43f63f35ef6d521b2016a3c175b2bae68c51e31bc0b90fb8b96ed39fbfa"`
[INFO] [stderr]    Compiling bidirectional_socket v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "9f29f43f63f35ef6d521b2016a3c175b2bae68c51e31bc0b90fb8b96ed39fbfa"`
[INFO] running `"docker" "rm" "-f" "9f29f43f63f35ef6d521b2016a3c175b2bae68c51e31bc0b90fb8b96ed39fbfa"`
[INFO] [stdout] 9f29f43f63f35ef6d521b2016a3c175b2bae68c51e31bc0b90fb8b96ed39fbfa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bittersweet/rust-bidirectional-socket-example:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 958579ab66e6aa61ed426d96c837567d5039ea6038698bb2bebb972cf74c610f
[INFO] running `"docker" "start" "-a" "958579ab66e6aa61ed426d96c837567d5039ea6038698bb2bebb972cf74c610f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bidirectional_socket-9acbf539b5447288
[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" "958579ab66e6aa61ed426d96c837567d5039ea6038698bb2bebb972cf74c610f"`
[INFO] running `"docker" "rm" "-f" "958579ab66e6aa61ed426d96c837567d5039ea6038698bb2bebb972cf74c610f"`
[INFO] [stdout] 958579ab66e6aa61ed426d96c837567d5039ea6038698bb2bebb972cf74c610f