[INFO] cloning repository https://github.com/Ethan826/dreidel_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ethan826/dreidel_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthan826%2Fdreidel_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthan826%2Fdreidel_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f62d1eab6f258f8a2e7a11d59ad7ac7f28b7d46
[INFO] building Ethan826/dreidel_rust against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEthan826%2Fdreidel_rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ethan826/dreidel_rust on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ethan826/dreidel_rust
[INFO] finished tweaking git repo https://github.com/Ethan826/dreidel_rust
[INFO] tweaked toml for git repo https://github.com/Ethan826/dreidel_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ethan826/dreidel_rust 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 288c5d6715d68c6a36445340bca62e8b657bf9652b9896f7396d53cccd338d22
[INFO] running `Command { std: "docker" "start" "-a" "288c5d6715d68c6a36445340bca62e8b657bf9652b9896f7396d53cccd338d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "288c5d6715d68c6a36445340bca62e8b657bf9652b9896f7396d53cccd338d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288c5d6715d68c6a36445340bca62e8b657bf9652b9896f7396d53cccd338d22", kill_on_drop: false }`
[INFO] [stdout] 288c5d6715d68c6a36445340bca62e8b657bf9652b9896f7396d53cccd338d22
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2b9ca1ae36d33bb9daae9bd15e087483d6d164edc1ebf9ba1ec931a58e3517e
[INFO] running `Command { std: "docker" "start" "-a" "d2b9ca1ae36d33bb9daae9bd15e087483d6d164edc1ebf9ba1ec931a58e3517e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling dreidel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn announce_ante(&self, &Player, usize);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn announce_ante(&self, &Player, usize);
[INFO] [stdout]    |                                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                             ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Dreidel`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                                       ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:48
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                                                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn announce_winner(&self, &str);
[INFO] [stdout]    |                               ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dreidel.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn spin(mut rng: &mut Rng, mut stake: &mut usize, mut pot: &mut usize) -> Dreidel {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn spin(mut rng: &mut dyn Rng, mut stake: &mut usize, mut pot: &mut usize) -> Dreidel {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "d2b9ca1ae36d33bb9daae9bd15e087483d6d164edc1ebf9ba1ec931a58e3517e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2b9ca1ae36d33bb9daae9bd15e087483d6d164edc1ebf9ba1ec931a58e3517e", kill_on_drop: false }`
[INFO] [stdout] d2b9ca1ae36d33bb9daae9bd15e087483d6d164edc1ebf9ba1ec931a58e3517e
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43285d0d41c00a3cb3400a668f535780a952a44d1c50feb3b051281895cacbda
[INFO] running `Command { std: "docker" "start" "-a" "43285d0d41c00a3cb3400a668f535780a952a44d1c50feb3b051281895cacbda", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn announce_ante(&self, &Player, usize);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn announce_ante(&self, &Player, usize);
[INFO] [stdout]    |                                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                             ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Dreidel`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                                       ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dreidel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:48
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                                                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn announce_winner(&self, &str);
[INFO] [stdout]    |                               ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dreidel.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn spin(mut rng: &mut Rng, mut stake: &mut usize, mut pot: &mut usize) -> Dreidel {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn spin(mut rng: &mut dyn Rng, mut stake: &mut usize, mut pot: &mut usize) -> Dreidel {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:15:29
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn announce_ante(&self, &Player, usize);
[INFO] [stdout]    |                             ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:15:38
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn announce_ante(&self, &Player, usize);
[INFO] [stdout]    |                                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:29
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                             ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Dreidel`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                                       ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Player`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:17:48
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]    |                                                ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:18:31
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn announce_winner(&self, &str);
[INFO] [stdout]    |                               ^^^^ help: try naming the parameter or explicitly ignoring it: `_: &str`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/dreidel.rs:13:31
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn spin(mut rng: &mut Rng, mut stake: &mut usize, mut pot: &mut usize) -> Dreidel {
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn spin(mut rng: &mut dyn Rng, mut stake: &mut usize, mut pot: &mut usize) -> Dreidel {
[INFO] [stdout]    |                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0186]: method `announce_turn` has a `&self` declaration in the trait, but not in the impl
[INFO] [stdout]    --> src/game.rs:137:5
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn announce_turn() {}
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^ expected `&self` in impl
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:17:5
[INFO] [stdout]     |
[INFO] [stdout] 17  |     fn announce_turn(&self, &Dreidel, &Player, usize);
[INFO] [stdout]     |     -------------------------------------------------- `&self` used in trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `announce_ante`
[INFO] [stdout]    --> src/game.rs:122:1
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl IOProvider for MockIO {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `announce_ante` in implementation
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:15:5
[INFO] [stdout]     |
[INFO] [stdout] 15  |     fn announce_ante(&self, &Player, usize);
[INFO] [stdout]     |     ---------------------------------------- `announce_ante` from trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0186.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dreidel` (lib test) due to 2 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "43285d0d41c00a3cb3400a668f535780a952a44d1c50feb3b051281895cacbda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43285d0d41c00a3cb3400a668f535780a952a44d1c50feb3b051281895cacbda", kill_on_drop: false }`
[INFO] [stdout] 43285d0d41c00a3cb3400a668f535780a952a44d1c50feb3b051281895cacbda
