[INFO] updating cached repository https://github.com/geckoblu/connectfour-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] d327b32787d3f93c3d2288644ac03f625635f117
[INFO] testing geckoblu/connectfour-rs against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeckoblu%2Fconnectfour-rs" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/geckoblu/connectfour-rs on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/geckoblu/connectfour-rs
[INFO] finished tweaking git repo https://github.com/geckoblu/connectfour-rs
[INFO] tweaked toml for git repo https://github.com/geckoblu/connectfour-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/geckoblu/connectfour-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a36e8e05bb2ae7106b5b4c319a01390ebec761f89171a402000dda95c675d89
[INFO] running `"docker" "start" "-a" "4a36e8e05bb2ae7106b5b4c319a01390ebec761f89171a402000dda95c675d89"`
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling connectfour v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.24s
[INFO] running `"docker" "inspect" "4a36e8e05bb2ae7106b5b4c319a01390ebec761f89171a402000dda95c675d89"`
[INFO] running `"docker" "rm" "-f" "4a36e8e05bb2ae7106b5b4c319a01390ebec761f89171a402000dda95c675d89"`
[INFO] [stdout] 4a36e8e05bb2ae7106b5b4c319a01390ebec761f89171a402000dda95c675d89
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57ab21e47fcc43cf4a2303fde7012ba22b571dfc63a7f8470600d3a200cdf51b
[INFO] running `"docker" "start" "-a" "57ab21e47fcc43cf4a2303fde7012ba22b571dfc63a7f8470600d3a200cdf51b"`
[INFO] [stderr]    Compiling connectfour v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `"docker" "inspect" "57ab21e47fcc43cf4a2303fde7012ba22b571dfc63a7f8470600d3a200cdf51b"`
[INFO] running `"docker" "rm" "-f" "57ab21e47fcc43cf4a2303fde7012ba22b571dfc63a7f8470600d3a200cdf51b"`
[INFO] [stdout] 57ab21e47fcc43cf4a2303fde7012ba22b571dfc63a7f8470600d3a200cdf51b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 83c69f3711792e7440b0e3e984dcb2ceb86bb3e6a277151b1876b9d39815985e
[INFO] running `"docker" "start" "-a" "83c69f3711792e7440b0e3e984dcb2ceb86bb3e6a277151b1876b9d39815985e"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/connectfour-8bd487732b7f1aac
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test brain::board::tests::test_hash ... ok
[INFO] [stdout] test brain::board::tests::test_undo ... ok
[INFO] [stdout] test brain::board::tests::test_get_board ... ok
[INFO] [stdout] test brain::movevalue::tests::test_display ... ok
[INFO] [stdout] test brain::movevalue::tests::test_ordering ... ok
[INFO] [stdout] test brain::board::tests::test_get_winning ... ok
[INFO] [stdout] test brain::board::tests::test_format ... ok
[INFO] [stdout] test brain::board::tests::test_eval ... ok
[INFO] [stdout] test brain::board::tests::test_from_sequence ... ok
[INFO] [stdout] test brain::negamax::tests::test_negamax1 ... ok
[INFO] [stdout] test brain::negamax::tests::test_negamax2 ... ok
[INFO] [stdout] test brain::mtd::tests::test_mtd1 ... ok
[INFO] [stdout] test brain::movevalue::tests::test_neg ... ok
[INFO] [stdout] test brain::negamax::tests::test_negamax4 ... ok
[INFO] [stdout] test brain::negamax_with_alpha_beta::tests::test_negamax1 ... ok
[INFO] [stdout] test brain::negamax_with_alpha_beta::tests::test_negamax2 ... ok
[INFO] [stdout] test brain::negamax_with_alpha_beta::tests::test_negamax4 ... ok
[INFO] [stdout] test brain::negamax_with_alpha_beta::tests::test_negamax3 ... ok
[INFO] [stdout] test brain::transposition_table::tests::test_transposition_table ... ok
[INFO] [stdout] test brain::player::tests::test_opposite ... ok
[INFO] [stdout] test brain::negamax_with_alpha_beta::tests::test_get_best_moves ... ok
[INFO] [stdout] test brain::negamax::tests::test_get_best_moves ... ok
[INFO] [stdout] test brain::negamax::tests::test_negamax3 ... ok
[INFO] [stdout] test brain::mtd::tests::test_choose_move ... ok
[INFO] [stdout] test brain::mtd::tests::test_get_best_moves ... ok
[INFO] [stdout] test brain::board::tests::test_get_winning_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/connectfour-3430fdafb8e2ee0c
[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]    Doc-tests connectfour
[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" "83c69f3711792e7440b0e3e984dcb2ceb86bb3e6a277151b1876b9d39815985e"`
[INFO] running `"docker" "rm" "-f" "83c69f3711792e7440b0e3e984dcb2ceb86bb3e6a277151b1876b9d39815985e"`
[INFO] [stdout] 83c69f3711792e7440b0e3e984dcb2ceb86bb3e6a277151b1876b9d39815985e