[INFO] updating cached repository abhijat/rust-network-stuff
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/abhijat/rust-network-stuff
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/abhijat/rust-network-stuff" "work/ex/beta-1.38-1/sources/1.37.0/gh/abhijat/rust-network-stuff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/abhijat/rust-network-stuff'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/abhijat/rust-network-stuff" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abhijat/rust-network-stuff"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abhijat/rust-network-stuff'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2c1885c6381808e874663f4e97f981ca7802e45f
[INFO] sha for GitHub repo abhijat/rust-network-stuff: 2c1885c6381808e874663f4e97f981ca7802e45f
[INFO] validating manifest of abhijat/rust-network-stuff 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 abhijat/rust-network-stuff 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 abhijat/rust-network-stuff
[INFO] finished frobbing abhijat/rust-network-stuff
[INFO] frobbed toml for abhijat/rust-network-stuff written to work/ex/beta-1.38-1/sources/1.37.0/gh/abhijat/rust-network-stuff/Cargo.toml
[INFO] started frobbing abhijat/rust-network-stuff
[INFO] finished frobbing abhijat/rust-network-stuff
[INFO] frobbed toml for abhijat/rust-network-stuff written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/abhijat/rust-network-stuff/Cargo.toml
[INFO] crate abhijat/rust-network-stuff 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 abhijat/rust-network-stuff 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/abhijat/rust-network-stuff:/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] fdc0e80a35f284c29397895497d1dcdf4d8fc73a520e086cdf8a251c490cf4c3
[INFO] running `"docker" "start" "-a" "fdc0e80a35f284c29397895497d1dcdf4d8fc73a520e086cdf8a251c490cf4c3"`
[INFO] [stderr]    Compiling serde v1.0.32
[INFO] [stderr]    Compiling num-traits v0.2.1
[INFO] [stderr]    Compiling users v0.6.1
[INFO] [stderr]    Compiling clap v2.31.1
[INFO] [stderr]    Compiling serde_derive_internals v0.20.1
[INFO] [stderr]    Compiling serde_derive v1.0.32
[INFO] [stderr]    Compiling serde_json v1.0.11
[INFO] [stderr]    Compiling simple-tcp-server-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.75s
[INFO] running `"docker" "inspect" "fdc0e80a35f284c29397895497d1dcdf4d8fc73a520e086cdf8a251c490cf4c3"`
[INFO] running `"docker" "rm" "-f" "fdc0e80a35f284c29397895497d1dcdf4d8fc73a520e086cdf8a251c490cf4c3"`
[INFO] [stdout] fdc0e80a35f284c29397895497d1dcdf4d8fc73a520e086cdf8a251c490cf4c3
[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/abhijat/rust-network-stuff:/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] ab8bfa5145408f6497dfaec8c4e2972202f06198dd90fe4d79c711e2c4bcf03a
[INFO] running `"docker" "start" "-a" "ab8bfa5145408f6497dfaec8c4e2972202f06198dd90fe4d79c711e2c4bcf03a"`
[INFO] [stderr]    Compiling simple-tcp-server-client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `"docker" "inspect" "ab8bfa5145408f6497dfaec8c4e2972202f06198dd90fe4d79c711e2c4bcf03a"`
[INFO] running `"docker" "rm" "-f" "ab8bfa5145408f6497dfaec8c4e2972202f06198dd90fe4d79c711e2c4bcf03a"`
[INFO] [stdout] ab8bfa5145408f6497dfaec8c4e2972202f06198dd90fe4d79c711e2c4bcf03a
[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/abhijat/rust-network-stuff:/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] b98ea29fd4a3f8ec5c047a8acf1707573c1504bb8d882b3e581173b460c79934
[INFO] running `"docker" "start" "-a" "b98ea29fd4a3f8ec5c047a8acf1707573c1504bb8d882b3e581173b460c79934"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/client-9f154ad1b25efcf9
[INFO] [stderr]      Running /opt/crater/target/debug/deps/simple_tcp_server_client-90fe681aaf0a67af
[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] [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] [stderr]      Running /opt/crater/target/debug/deps/udp_client-84b53ea5f7cc670b
[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] [stderr]      Running /opt/crater/target/debug/deps/udp_server-da0fde1a8fbfe5bc
[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" "b98ea29fd4a3f8ec5c047a8acf1707573c1504bb8d882b3e581173b460c79934"`
[INFO] running `"docker" "rm" "-f" "b98ea29fd4a3f8ec5c047a8acf1707573c1504bb8d882b3e581173b460c79934"`
[INFO] [stdout] b98ea29fd4a3f8ec5c047a8acf1707573c1504bb8d882b3e581173b460c79934