[INFO] updating cached repository donaldacmartin/rust_servers
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/donaldacmartin/rust_servers
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/donaldacmartin/rust_servers" "work/ex/beta-1.38-1/sources/1.37.0/gh/donaldacmartin/rust_servers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/donaldacmartin/rust_servers'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/donaldacmartin/rust_servers" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/donaldacmartin/rust_servers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/donaldacmartin/rust_servers'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7547384cd6262de244a34f7dc997ea0ddbeb5a92
[INFO] sha for GitHub repo donaldacmartin/rust_servers: 7547384cd6262de244a34f7dc997ea0ddbeb5a92
[INFO] validating manifest of donaldacmartin/rust_servers 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 donaldacmartin/rust_servers 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 donaldacmartin/rust_servers
[INFO] finished frobbing donaldacmartin/rust_servers
[INFO] frobbed toml for donaldacmartin/rust_servers written to work/ex/beta-1.38-1/sources/1.37.0/gh/donaldacmartin/rust_servers/Cargo.toml
[INFO] started frobbing donaldacmartin/rust_servers
[INFO] finished frobbing donaldacmartin/rust_servers
[INFO] frobbed toml for donaldacmartin/rust_servers written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/donaldacmartin/rust_servers/Cargo.toml
[INFO] crate donaldacmartin/rust_servers 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 donaldacmartin/rust_servers 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/donaldacmartin/rust_servers:/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] e3a57f6cba2afebe9dab8303ebbab9b998028a25e9e0a5b25458820674d4bb29
[INFO] running `"docker" "start" "-a" "e3a57f6cba2afebe9dab8303ebbab9b998028a25e9e0a5b25458820674d4bb29"`
[INFO] [stderr]    Compiling network v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `"docker" "inspect" "e3a57f6cba2afebe9dab8303ebbab9b998028a25e9e0a5b25458820674d4bb29"`
[INFO] running `"docker" "rm" "-f" "e3a57f6cba2afebe9dab8303ebbab9b998028a25e9e0a5b25458820674d4bb29"`
[INFO] [stdout] e3a57f6cba2afebe9dab8303ebbab9b998028a25e9e0a5b25458820674d4bb29
[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/donaldacmartin/rust_servers:/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] 2b61eec11e7343dd630feb070bc04abf4e19821aac644b7f70290dacf1adef7c
[INFO] running `"docker" "start" "-a" "2b61eec11e7343dd630feb070bc04abf4e19821aac644b7f70290dacf1adef7c"`
[INFO] [stderr]    Compiling network v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `"docker" "inspect" "2b61eec11e7343dd630feb070bc04abf4e19821aac644b7f70290dacf1adef7c"`
[INFO] running `"docker" "rm" "-f" "2b61eec11e7343dd630feb070bc04abf4e19821aac644b7f70290dacf1adef7c"`
[INFO] [stdout] 2b61eec11e7343dd630feb070bc04abf4e19821aac644b7f70290dacf1adef7c
[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/donaldacmartin/rust_servers:/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] 1c66859d8e04505689ad9f53cbe5487cd59c63dd0f0ae23d035afab208464b3e
[INFO] running `"docker" "start" "-a" "1c66859d8e04505689ad9f53cbe5487cd59c63dd0f0ae23d035afab208464b3e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chargen-b704d57a3843c8bc
[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/daytime-a84c6a58128a2208
[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/discard-99e4c04df8b6d457
[INFO] [stderr]      Running /opt/crater/target/debug/deps/echo-c6caf2a65311c99b
[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] [stderr]      Running /opt/crater/target/debug/deps/time-5dacfe29e71afdbe
[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] running `"docker" "inspect" "1c66859d8e04505689ad9f53cbe5487cd59c63dd0f0ae23d035afab208464b3e"`
[INFO] running `"docker" "rm" "-f" "1c66859d8e04505689ad9f53cbe5487cd59c63dd0f0ae23d035afab208464b3e"`
[INFO] [stdout] 1c66859d8e04505689ad9f53cbe5487cd59c63dd0f0ae23d035afab208464b3e