[INFO] updating cached repository msiemens/rust-tictactoe [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/msiemens/rust-tictactoe [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/msiemens/rust-tictactoe" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/msiemens/rust-tictactoe"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/msiemens/rust-tictactoe'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/msiemens/rust-tictactoe" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/msiemens/rust-tictactoe"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/msiemens/rust-tictactoe'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a8886bdf40bef1bf5b6c9ea806e9155d6206bcdf [INFO] sha for GitHub repo msiemens/rust-tictactoe: a8886bdf40bef1bf5b6c9ea806e9155d6206bcdf [INFO] validating manifest of msiemens/rust-tictactoe on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of msiemens/rust-tictactoe on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing msiemens/rust-tictactoe [INFO] finished frobbing msiemens/rust-tictactoe [INFO] frobbed toml for msiemens/rust-tictactoe written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/msiemens/rust-tictactoe/Cargo.toml [INFO] started frobbing msiemens/rust-tictactoe [INFO] finished frobbing msiemens/rust-tictactoe [INFO] frobbed toml for msiemens/rust-tictactoe written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/msiemens/rust-tictactoe/Cargo.toml [INFO] crate msiemens/rust-tictactoe already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking msiemens/rust-tictactoe against master#e305df1846a6d985315917ae0c81b74af8b4e641 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-7/master#e305df1846a6d985315917ae0c81b74af8b4e641:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/msiemens/rust-tictactoe:/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" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 1f8c3358795ce97d635ddeefa6d7d54463103fe94c2718e5e431c2c4af5c73da [INFO] running `"docker" "start" "-a" "1f8c3358795ce97d635ddeefa6d7d54463103fe94c2718e5e431c2c4af5c73da"` [INFO] [stderr] Compiling enum-display-derive v0.1.0 [INFO] [stderr] Checking mcts v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.69s [INFO] running `"docker" "inspect" "1f8c3358795ce97d635ddeefa6d7d54463103fe94c2718e5e431c2c4af5c73da"` [INFO] running `"docker" "rm" "-f" "1f8c3358795ce97d635ddeefa6d7d54463103fe94c2718e5e431c2c4af5c73da"` [INFO] [stdout] 1f8c3358795ce97d635ddeefa6d7d54463103fe94c2718e5e431c2c4af5c73da