[INFO] fetching crate twentyone 0.2.0...
[INFO] testing twentyone-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate twentyone 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate twentyone 0.2.0
[INFO] finished tweaking crates.io crate twentyone 0.2.0
[INFO] tweaked toml for crates.io crate twentyone 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate twentyone 0.2.0 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 crates.io crate twentyone 0.2.0 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e7257347273d22533861862b1082e3194c4f5a3351cc6402ce0d62f721650959
[INFO] running `Command { std: "docker" "start" "-a" "e7257347273d22533861862b1082e3194c4f5a3351cc6402ce0d62f721650959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7257347273d22533861862b1082e3194c4f5a3351cc6402ce0d62f721650959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7257347273d22533861862b1082e3194c4f5a3351cc6402ce0d62f721650959", kill_on_drop: false }`
[INFO] [stdout] e7257347273d22533861862b1082e3194c4f5a3351cc6402ce0d62f721650959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bee91c137f683d407c6f97840c8748d2193008ea085e46261a8335b44fb1edd3
[INFO] running `Command { std: "docker" "start" "-a" "bee91c137f683d407c6f97840c8748d2193008ea085e46261a8335b44fb1edd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling twentyone v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/game.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |         callback: &'a dyn Fn(DealerRequest, Option<&Player>, &Dealer) -> PlayerAction,
[INFO] [stdout]     |                    ^^ this lifetime flows to the output
[INFO] [stdout] 157 |     ) -> Dealer {
[INFO] [stdout]     |          ------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 157 |     ) -> Dealer<'a> {
[INFO] [stdout]     |                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "bee91c137f683d407c6f97840c8748d2193008ea085e46261a8335b44fb1edd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee91c137f683d407c6f97840c8748d2193008ea085e46261a8335b44fb1edd3", kill_on_drop: false }`
[INFO] [stdout] bee91c137f683d407c6f97840c8748d2193008ea085e46261a8335b44fb1edd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b331d4811f2ec17dfed85d661942179d9e71638dec92157ce65152414898bd1b
[INFO] running `Command { std: "docker" "start" "-a" "b331d4811f2ec17dfed85d661942179d9e71638dec92157ce65152414898bd1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling twentyone v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/game.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |         callback: &'a dyn Fn(DealerRequest, Option<&Player>, &Dealer) -> PlayerAction,
[INFO] [stdout]     |                    ^^ this lifetime flows to the output
[INFO] [stdout] 157 |     ) -> Dealer {
[INFO] [stdout]     |          ------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 157 |     ) -> Dealer<'a> {
[INFO] [stdout]     |                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]    --> src/game.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |         callback: &'a dyn Fn(DealerRequest, Option<&Player>, &Dealer) -> PlayerAction,
[INFO] [stdout]     |                    ^^ this lifetime flows to the output
[INFO] [stdout] 157 |     ) -> Dealer {
[INFO] [stdout]     |          ------ the lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 157 |     ) -> Dealer<'a> {
[INFO] [stdout]     |                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "b331d4811f2ec17dfed85d661942179d9e71638dec92157ce65152414898bd1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b331d4811f2ec17dfed85d661942179d9e71638dec92157ce65152414898bd1b", kill_on_drop: false }`
[INFO] [stdout] b331d4811f2ec17dfed85d661942179d9e71638dec92157ce65152414898bd1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3a82f28ad248618aca0353abee9ae7db18b303524a828d5a4cfc79d45ae1c0a1
[INFO] running `Command { std: "docker" "start" "-a" "3a82f28ad248618aca0353abee9ae7db18b303524a828d5a4cfc79d45ae1c0a1", kill_on_drop: false }`
[INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stderr]    --> src/game.rs:156:20
[INFO] [stderr]     |
[INFO] [stderr] 156 |         callback: &'a dyn Fn(DealerRequest, Option<&Player>, &Dealer) -> PlayerAction,
[INFO] [stderr]     |                    ^^ this lifetime flows to the output
[INFO] [stderr] 157 |     ) -> Dealer {
[INFO] [stderr]     |          ------ the lifetime gets resolved as `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: one option is to consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 157 |     ) -> Dealer<'a> {
[INFO] [stderr]     |                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `twentyone` (lib) generated 1 warning (run `cargo fix --lib -p twentyone` to apply 1 suggestion)
[INFO] [stderr] warning: `twentyone` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/twentyone-c6456f3c17533a03)
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/tests-be814a2535ca8e66)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::hand_tests ... ok
[INFO] [stdout] test tests::shoe_tests ... ok
[INFO] [stdout] test tests::deck_tests ... ok
[INFO] [stdout] test tests::game_tests ... ok
[INFO] [stdout] test tests::player_dealer_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a82f28ad248618aca0353abee9ae7db18b303524a828d5a4cfc79d45ae1c0a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a82f28ad248618aca0353abee9ae7db18b303524a828d5a4cfc79d45ae1c0a1", kill_on_drop: false }`
[INFO] [stdout] 3a82f28ad248618aca0353abee9ae7db18b303524a828d5a4cfc79d45ae1c0a1