[INFO] cloning repository https://github.com/MRandl/BlackJack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MRandl/BlackJack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMRandl%2FBlackJack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMRandl%2FBlackJack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81f6587bc3a8c49e5f616f966d323d0e12309c16
[INFO] testing MRandl/BlackJack against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMRandl%2FBlackJack" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MRandl/BlackJack
[INFO] finished tweaking git repo https://github.com/MRandl/BlackJack
[INFO] tweaked toml for git repo https://github.com/MRandl/BlackJack written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MRandl/BlackJack on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MRandl/BlackJack already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a122da3680ac1a55b8a0f4c24108119886ea0c83b4bf16cb1e108f95a1fe65f
[INFO] running `Command { std: "docker" "start" "-a" "2a122da3680ac1a55b8a0f4c24108119886ea0c83b4bf16cb1e108f95a1fe65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a122da3680ac1a55b8a0f4c24108119886ea0c83b4bf16cb1e108f95a1fe65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a122da3680ac1a55b8a0f4c24108119886ea0c83b4bf16cb1e108f95a1fe65f", kill_on_drop: false }`
[INFO] [stdout] 2a122da3680ac1a55b8a0f4c24108119886ea0c83b4bf16cb1e108f95a1fe65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 12e5b3060e95e180fe58db0e7e9c855ff651a70a54f2ad234bd449263e84ae6b
[INFO] running `Command { std: "docker" "start" "-a" "12e5b3060e95e180fe58db0e7e9c855ff651a70a54f2ad234bd449263e84ae6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling blackjack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         for mut hand in player_hands.iter_mut() {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "12e5b3060e95e180fe58db0e7e9c855ff651a70a54f2ad234bd449263e84ae6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e5b3060e95e180fe58db0e7e9c855ff651a70a54f2ad234bd449263e84ae6b", kill_on_drop: false }`
[INFO] [stdout] 12e5b3060e95e180fe58db0e7e9c855ff651a70a54f2ad234bd449263e84ae6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7ed8b82eaeb8242f1b24de06f78520fcb1191eb3ac25e9f32638ea7a50d68b2e
[INFO] running `Command { std: "docker" "start" "-a" "7ed8b82eaeb8242f1b24de06f78520fcb1191eb3ac25e9f32638ea7a50d68b2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling blackjack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         for mut hand in player_hands.iter_mut() {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "7ed8b82eaeb8242f1b24de06f78520fcb1191eb3ac25e9f32638ea7a50d68b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed8b82eaeb8242f1b24de06f78520fcb1191eb3ac25e9f32638ea7a50d68b2e", kill_on_drop: false }`
[INFO] [stdout] 7ed8b82eaeb8242f1b24de06f78520fcb1191eb3ac25e9f32638ea7a50d68b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 76c37fef2e1965d78deac5f01995db8a889d9cc39fb24b0508f1910527da3ffa
[INFO] running `Command { std: "docker" "start" "-a" "76c37fef2e1965d78deac5f01995db8a889d9cc39fb24b0508f1910527da3ffa", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |         for mut hand in player_hands.iter_mut() {
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `blackjack` (bin "blackjack" test) generated 1 warning (run `cargo fix --bin "blackjack" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/blackjack-419e9b4ebd48fd14)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test display::tests::player_name_test ... ok
[INFO] [stdout] test card::tests::card_pack ... ok
[INFO] [stdout] test card::tests::card_display ... ok
[INFO] [stdout] test math::tests::compute_result_test ... ok
[INFO] [stdout] test card::tests::suit_display ... ok
[INFO] [stdout] test math::tests::compute_scores_test ... ok
[INFO] [stdout] test round::test::play_round_test ... ok
[INFO] [stdout] test math::tests::black_jack_test ... ok
[INFO] [stdout] test card::tests::suit_from_int ... ok
[INFO] [stdout] test math::tests::is_splittable_test ... ok
[INFO] [stdout] test utils::tests::is_playable_test ... ok
[INFO] [stdout] test utils::tests::pick_test ... ok
[INFO] [stdout] test card::tests::rank_display ... ok
[INFO] [stdout] test utils::tests::update_bank_test ... ok
[INFO] [stdout] test card::tests::rank_from_int ... ok
[INFO] [stdout] test display::tests::call_displays_do_not_crash ... ok
[INFO] [stdout] test utils::tests::init_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "76c37fef2e1965d78deac5f01995db8a889d9cc39fb24b0508f1910527da3ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c37fef2e1965d78deac5f01995db8a889d9cc39fb24b0508f1910527da3ffa", kill_on_drop: false }`
[INFO] [stdout] 76c37fef2e1965d78deac5f01995db8a889d9cc39fb24b0508f1910527da3ffa