[INFO] updating cached repository https://github.com/jacobgardner/chessAI
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 517c56174e9ee32f43e0147b06b9fb6309dfc564
[INFO] checking jacobgardner/chessAI against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobgardner%2FchessAI" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jacobgardner/chessAI on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jacobgardner/chessAI
[INFO] finished tweaking git repo https://github.com/jacobgardner/chessAI
[INFO] tweaked toml for git repo https://github.com/jacobgardner/chessAI written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jacobgardner/chessAI already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /mnt/big/crater/work/builds/worker-1/source/src/main.rs
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6757b7ad1cbb80850e0a1a42f29175f4d8937776164f2285126c356de87eb2fc
[INFO] running `"docker" "start" "-a" "6757b7ad1cbb80850e0a1a42f29175f4d8937776164f2285126c356de87eb2fc"`
[INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/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 fs2 v0.4.3
[INFO] [stderr]     Checking uncover v0.1.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking pretty_assertions v0.2.1
[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 criterion-stats v0.2.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking csv v1.0.2
[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/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `"docker" "inspect" "6757b7ad1cbb80850e0a1a42f29175f4d8937776164f2285126c356de87eb2fc"`
[INFO] running `"docker" "rm" "-f" "6757b7ad1cbb80850e0a1a42f29175f4d8937776164f2285126c356de87eb2fc"`
[INFO] [stdout] 6757b7ad1cbb80850e0a1a42f29175f4d8937776164f2285126c356de87eb2fc