[INFO] updating cached repository jacobgardner/chessAI
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jacobgardner/chessAI
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jacobgardner/chessAI" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/jacobgardner/chessAI"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/jacobgardner/chessAI'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jacobgardner/chessAI" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jacobgardner/chessAI"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jacobgardner/chessAI'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 517c56174e9ee32f43e0147b06b9fb6309dfc564
[INFO] sha for GitHub repo jacobgardner/chessAI: 517c56174e9ee32f43e0147b06b9fb6309dfc564
[INFO] validating manifest of jacobgardner/chessAI on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jacobgardner/chessAI on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jacobgardner/chessAI
[INFO] finished frobbing jacobgardner/chessAI
[INFO] frobbed toml for jacobgardner/chessAI written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/jacobgardner/chessAI/Cargo.toml
[INFO] started frobbing jacobgardner/chessAI
[INFO] finished frobbing jacobgardner/chessAI
[INFO] frobbed toml for jacobgardner/chessAI written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jacobgardner/chessAI/Cargo.toml
[INFO] crate jacobgardner/chessAI already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jacobgardner/chessAI against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/jacobgardner/chessAI:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e4c0df744b737a0de925e155c1d4f2cafdb1cde6c9195c1c8c293d5bee9eb851
[INFO] running `"docker" "start" "-a" "e4c0df744b737a0de925e155c1d4f2cafdb1cde6c9195c1c8c293d5bee9eb851"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/crater/workdir/src/main.rs
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking time v0.1.41
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking uncover v0.1.1
[INFO] [stderr]     Checking pretty_assertions v0.2.1
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]    Compiling serde_codegen v0.8.23
[INFO] [stderr]    Compiling snapshot-proc-macro v0.1.0 (https://github.com/jacobgardner/snapshot-rs.git?branch=hjson#d3a9ccde)
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]    Compiling serde_derive v0.8.23
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking snapshot v0.1.0 (https://github.com/jacobgardner/snapshot-rs.git?branch=hjson#d3a9ccde)
[INFO] [stderr]     Checking chess v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `"docker" "inspect" "e4c0df744b737a0de925e155c1d4f2cafdb1cde6c9195c1c8c293d5bee9eb851"`
[INFO] running `"docker" "rm" "-f" "e4c0df744b737a0de925e155c1d4f2cafdb1cde6c9195c1c8c293d5bee9eb851"`
[INFO] [stdout] e4c0df744b737a0de925e155c1d4f2cafdb1cde6c9195c1c8c293d5bee9eb851