[INFO] updating cached repository domfoy/connect-four
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/domfoy/connect-four
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/domfoy/connect-four" "work/ex/beta-1.38-1/sources/1.37.0/gh/domfoy/connect-four"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/domfoy/connect-four'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/domfoy/connect-four" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/domfoy/connect-four"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/domfoy/connect-four'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ba4ab33c45d7f0f36bb395251d3975f9e60a12f9
[INFO] sha for GitHub repo domfoy/connect-four: ba4ab33c45d7f0f36bb395251d3975f9e60a12f9
[INFO] validating manifest of domfoy/connect-four 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 domfoy/connect-four 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 domfoy/connect-four
[INFO] finished frobbing domfoy/connect-four
[INFO] frobbed toml for domfoy/connect-four written to work/ex/beta-1.38-1/sources/1.37.0/gh/domfoy/connect-four/Cargo.toml
[INFO] started frobbing domfoy/connect-four
[INFO] finished frobbing domfoy/connect-four
[INFO] frobbed toml for domfoy/connect-four written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/domfoy/connect-four/Cargo.toml
[INFO] crate domfoy/connect-four 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing domfoy/connect-four against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/domfoy/connect-four:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] af778bce1453a863cd18ef27b5a36c5a48ee47461d3471b5f984c29b07197b97
[INFO] running `"docker" "start" "-a" "af778bce1453a863cd18ef27b5a36c5a48ee47461d3471b5f984c29b07197b97"`
[INFO] [stderr]    Compiling connect_four v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/board/inner.rs:53:23
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let get_cell: Box<Fn(usize) -> &'a Cell> = match line_type {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> &'a Cell`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "af778bce1453a863cd18ef27b5a36c5a48ee47461d3471b5f984c29b07197b97"`
[INFO] running `"docker" "rm" "-f" "af778bce1453a863cd18ef27b5a36c5a48ee47461d3471b5f984c29b07197b97"`
[INFO] [stdout] af778bce1453a863cd18ef27b5a36c5a48ee47461d3471b5f984c29b07197b97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/domfoy/connect-four:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 710d423476a489e40ccc48a6bb88a79e02b66c416cd04225f38ea58b88a2612b
[INFO] running `"docker" "start" "-a" "710d423476a489e40ccc48a6bb88a79e02b66c416cd04225f38ea58b88a2612b"`
[INFO] [stderr]    Compiling connect_four v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/board/inner.rs:53:23
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let get_cell: Box<Fn(usize) -> &'a Cell> = match line_type {
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> &'a Cell`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "710d423476a489e40ccc48a6bb88a79e02b66c416cd04225f38ea58b88a2612b"`
[INFO] running `"docker" "rm" "-f" "710d423476a489e40ccc48a6bb88a79e02b66c416cd04225f38ea58b88a2612b"`
[INFO] [stdout] 710d423476a489e40ccc48a6bb88a79e02b66c416cd04225f38ea58b88a2612b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/domfoy/connect-four:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] be9add5ed2114ecc37a187da4ca36ecb26eaf61b72449fb9199d3b9e08bcd112
[INFO] running `"docker" "start" "-a" "be9add5ed2114ecc37a187da4ca36ecb26eaf61b72449fb9199d3b9e08bcd112"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/connect_four-8a82a3772f56720f
[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/run-da151d2767dcc3d8
[INFO] [stderr]    Doc-tests connect_four
[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" "be9add5ed2114ecc37a187da4ca36ecb26eaf61b72449fb9199d3b9e08bcd112"`
[INFO] running `"docker" "rm" "-f" "be9add5ed2114ecc37a187da4ca36ecb26eaf61b72449fb9199d3b9e08bcd112"`
[INFO] [stdout] be9add5ed2114ecc37a187da4ca36ecb26eaf61b72449fb9199d3b9e08bcd112