[INFO] updating cached repository me-unsolicited/rust-chess
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/me-unsolicited/rust-chess
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/me-unsolicited/rust-chess" "work/ex/beta-1.38-1/sources/1.37.0/gh/me-unsolicited/rust-chess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/me-unsolicited/rust-chess'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/me-unsolicited/rust-chess" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/me-unsolicited/rust-chess"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/me-unsolicited/rust-chess'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a9d265c9021cac86c9d568529464cf4aa27b860a
[INFO] sha for GitHub repo me-unsolicited/rust-chess: a9d265c9021cac86c9d568529464cf4aa27b860a
[INFO] validating manifest of me-unsolicited/rust-chess 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 me-unsolicited/rust-chess 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 me-unsolicited/rust-chess
[INFO] finished frobbing me-unsolicited/rust-chess
[INFO] frobbed toml for me-unsolicited/rust-chess written to work/ex/beta-1.38-1/sources/1.37.0/gh/me-unsolicited/rust-chess/Cargo.toml
[INFO] started frobbing me-unsolicited/rust-chess
[INFO] finished frobbing me-unsolicited/rust-chess
[INFO] frobbed toml for me-unsolicited/rust-chess written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/me-unsolicited/rust-chess/Cargo.toml
[INFO] crate me-unsolicited/rust-chess 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 me-unsolicited/rust-chess 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/me-unsolicited/rust-chess:/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] c7aca9f6e4ea405d5f74fe87c173fc17fbe78e73b2569c75fd6c75a222a40eb2
[INFO] running `"docker" "start" "-a" "c7aca9f6e4ea405d5f74fe87c173fc17fbe78e73b2569c75fd6c75a222a40eb2"`
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut protocol: Box<Protocol> = match protocol_command.as_ref() {
[INFO] [stderr]    |                           ^^^^^^^^ help: use `dyn`: `dyn Protocol`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `"docker" "inspect" "c7aca9f6e4ea405d5f74fe87c173fc17fbe78e73b2569c75fd6c75a222a40eb2"`
[INFO] running `"docker" "rm" "-f" "c7aca9f6e4ea405d5f74fe87c173fc17fbe78e73b2569c75fd6c75a222a40eb2"`
[INFO] [stdout] c7aca9f6e4ea405d5f74fe87c173fc17fbe78e73b2569c75fd6c75a222a40eb2
[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/me-unsolicited/rust-chess:/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] 4516a28db21f8e7216b500c76f196f30930033bbc7f777dd0836cc3eb2829dd7
[INFO] running `"docker" "start" "-a" "4516a28db21f8e7216b500c76f196f30930033bbc7f777dd0836cc3eb2829dd7"`
[INFO] [stderr]    Compiling rust-chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:19:27
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut protocol: Box<Protocol> = match protocol_command.as_ref() {
[INFO] [stderr]    |                           ^^^^^^^^ help: use `dyn`: `dyn Protocol`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `"docker" "inspect" "4516a28db21f8e7216b500c76f196f30930033bbc7f777dd0836cc3eb2829dd7"`
[INFO] running `"docker" "rm" "-f" "4516a28db21f8e7216b500c76f196f30930033bbc7f777dd0836cc3eb2829dd7"`
[INFO] [stdout] 4516a28db21f8e7216b500c76f196f30930033bbc7f777dd0836cc3eb2829dd7
[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/me-unsolicited/rust-chess:/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] f594ac25aaca74dd6586e8bd592ac79c5d3ca8550706b3efe1a4bf703d809f57
[INFO] running `"docker" "start" "-a" "f594ac25aaca74dd6586e8bd592ac79c5d3ca8550706b3efe1a4bf703d809f57"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_chess-74bcc88bca986836
[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" "f594ac25aaca74dd6586e8bd592ac79c5d3ca8550706b3efe1a4bf703d809f57"`
[INFO] running `"docker" "rm" "-f" "f594ac25aaca74dd6586e8bd592ac79c5d3ca8550706b3efe1a4bf703d809f57"`
[INFO] [stdout] f594ac25aaca74dd6586e8bd592ac79c5d3ca8550706b3efe1a4bf703d809f57