[INFO] cloning repository SerhiiBilyk/Battleship
[INFO] running `"git" "clone" "--bare" "git://github.com/SerhiiBilyk/Battleship.git" "work/cache/sources/gh/SerhiiBilyk/Battleship"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/SerhiiBilyk/Battleship'...
[INFO] running `"git" "clone" "work/cache/sources/gh/SerhiiBilyk/Battleship" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SerhiiBilyk/Battleship"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SerhiiBilyk/Battleship'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SerhiiBilyk/Battleship" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/SerhiiBilyk/Battleship"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/SerhiiBilyk/Battleship'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75991860a24a3d0ba6590f1bf35c1073cf342110
[INFO] sha for GitHub repo SerhiiBilyk/Battleship: 75991860a24a3d0ba6590f1bf35c1073cf342110
[INFO] validating manifest of SerhiiBilyk/Battleship on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of SerhiiBilyk/Battleship on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing SerhiiBilyk/Battleship
[INFO] finished frobbing SerhiiBilyk/Battleship
[INFO] frobbed toml for SerhiiBilyk/Battleship written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SerhiiBilyk/Battleship/Cargo.toml
[INFO] started frobbing SerhiiBilyk/Battleship
[INFO] finished frobbing SerhiiBilyk/Battleship
[INFO] frobbed toml for SerhiiBilyk/Battleship written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/SerhiiBilyk/Battleship/Cargo.toml
[INFO] crate SerhiiBilyk/Battleship already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing SerhiiBilyk/Battleship against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SerhiiBilyk/Battleship:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 6fc144ca468e366ebb55bcf035a741b1cb5945c51e73cede34e48a3be4a442b3
[INFO] running `"docker" "start" "-a" "6fc144ca468e366ebb55bcf035a741b1cb5945c51e73cede34e48a3be4a442b3"`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Vertical`
[INFO] [stderr]   --> src/helpers.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 11 |   Vertical,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "6fc144ca468e366ebb55bcf035a741b1cb5945c51e73cede34e48a3be4a442b3"`
[INFO] running `"docker" "rm" "-f" "6fc144ca468e366ebb55bcf035a741b1cb5945c51e73cede34e48a3be4a442b3"`
[INFO] [stdout] 6fc144ca468e366ebb55bcf035a741b1cb5945c51e73cede34e48a3be4a442b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SerhiiBilyk/Battleship:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c981422bb455fb3ba5a687124dadada83abe41c33fd9caeeb4962d467423b36
[INFO] running `"docker" "start" "-a" "1c981422bb455fb3ba5a687124dadada83abe41c33fd9caeeb4962d467423b36"`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `Vertical`
[INFO] [stderr]   --> src/helpers.rs:11:3
[INFO] [stderr]    |
[INFO] [stderr] 11 |   Vertical,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "1c981422bb455fb3ba5a687124dadada83abe41c33fd9caeeb4962d467423b36"`
[INFO] running `"docker" "rm" "-f" "1c981422bb455fb3ba5a687124dadada83abe41c33fd9caeeb4962d467423b36"`
[INFO] [stdout] 1c981422bb455fb3ba5a687124dadada83abe41c33fd9caeeb4962d467423b36
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/SerhiiBilyk/Battleship:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 59d901567a12720d01296a925cea17a45949433f62cf809efa804c97eae335df
[INFO] running `"docker" "start" "-a" "59d901567a12720d01296a925cea17a45949433f62cf809efa804c97eae335df"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_rust-3f4bcd496822c4e7
[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" "59d901567a12720d01296a925cea17a45949433f62cf809efa804c97eae335df"`
[INFO] running `"docker" "rm" "-f" "59d901567a12720d01296a925cea17a45949433f62cf809efa804c97eae335df"`
[INFO] [stdout] 59d901567a12720d01296a925cea17a45949433f62cf809efa804c97eae335df