[INFO] fetching crate minimax 0.0.2...
[INFO] testing minimax-0.0.2 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate minimax 0.0.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate minimax 0.0.2 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minimax 0.0.2
[INFO] finished tweaking crates.io crate minimax 0.0.2
[INFO] tweaked toml for crates.io crate minimax 0.0.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f42c91dfd69281b6e03592fc115950bdc811675a8ccbe9d9838b636082a4237c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f42c91dfd69281b6e03592fc115950bdc811675a8ccbe9d9838b636082a4237c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f42c91dfd69281b6e03592fc115950bdc811675a8ccbe9d9838b636082a4237c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f42c91dfd69281b6e03592fc115950bdc811675a8ccbe9d9838b636082a4237c", kill_on_drop: false }`
[INFO] [stdout] f42c91dfd69281b6e03592fc115950bdc811675a8ccbe9d9838b636082a4237c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3f0730d0c64f64cb4059ab28be0bb58deccce5584503f54142213bd2da236e4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c3f0730d0c64f64cb4059ab28be0bb58deccce5584503f54142213bd2da236e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling minimax v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:17:54
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut strategies: Vec<(interface::Player, &mut interface::Strategy<G>)>
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn interface::Strategy<G>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     try!(writeln!(f, "{} | {} | {}", self.squares[0], self.squares[1], self.squares[2]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(writeln!(f, "{} | {} | {}", self.squares[3], self.squares[4], self.squares[5]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     try!(writeln!(f, "{} | {} | {}", self.squares[6], self.squares[7], self.squares[8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/interface.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/interface.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/interface.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `Command { std: "docker" "inspect" "c3f0730d0c64f64cb4059ab28be0bb58deccce5584503f54142213bd2da236e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f0730d0c64f64cb4059ab28be0bb58deccce5584503f54142213bd2da236e4", kill_on_drop: false }`
[INFO] [stdout] c3f0730d0c64f64cb4059ab28be0bb58deccce5584503f54142213bd2da236e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f65714acc10f84dd1cd1e43a52e9d5f0c318e1c76413f7b893c0634525e0eb1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8f65714acc10f84dd1cd1e43a52e9d5f0c318e1c76413f7b893c0634525e0eb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling minimax v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:17:54
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut strategies: Vec<(interface::Player, &mut interface::Strategy<G>)>
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn interface::Strategy<G>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     try!(writeln!(f, "{} | {} | {}", self.squares[0], self.squares[1], self.squares[2]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(writeln!(f, "{} | {} | {}", self.squares[3], self.squares[4], self.squares[5]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     try!(writeln!(f, "{} | {} | {}", self.squares[6], self.squares[7], self.squares[8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/interface.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/interface.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/interface.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test.rs:17:54
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut strategies: Vec<(interface::Player, &mut interface::Strategy<G>)>
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn interface::Strategy<G>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     try!(writeln!(f, "{} | {} | {}", self.squares[0], self.squares[1], self.squares[2]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 69 |     try!(writeln!(f, "{} | {} | {}", self.squares[3], self.squares[4], self.squares[5]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/ttt.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     try!(writeln!(f, "{} | {} | {}", self.squares[6], self.squares[7], self.squares[8]));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/interface.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/interface.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]    --> src/interface.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     #[inline]
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "8f65714acc10f84dd1cd1e43a52e9d5f0c318e1c76413f7b893c0634525e0eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f65714acc10f84dd1cd1e43a52e9d5f0c318e1c76413f7b893c0634525e0eb1", kill_on_drop: false }`
[INFO] [stdout] 8f65714acc10f84dd1cd1e43a52e9d5f0c318e1c76413f7b893c0634525e0eb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88786e9396e5cdc7fa55d8b893a2aa621b31eb450ce969fa91cb1541e230f31a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "88786e9396e5cdc7fa55d8b893a2aa621b31eb450ce969fa91cb1541e230f31a", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test.rs:17:54
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut strategies: Vec<(interface::Player, &mut interface::Strategy<G>)>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn interface::Strategy<G>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ttt.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     try!(writeln!(f, "{} | {} | {}", self.squares[0], self.squares[1], self.squares[2]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ttt.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     try!(writeln!(f, "{} | {} | {}", self.squares[3], self.squares[4], self.squares[5]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ttt.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     try!(writeln!(f, "{} | {} | {}", self.squares[6], self.squares[7], self.squares[8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/interface.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/interface.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]    --> src/interface.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     #[inline]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/test.rs:17:54
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let mut strategies: Vec<(interface::Player, &mut interface::Strategy<G>)>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn interface::Strategy<G>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ttt.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     try!(writeln!(f, "{} | {} | {}", self.squares[0], self.squares[1], self.squares[2]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ttt.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     try!(writeln!(f, "{} | {} | {}", self.squares[3], self.squares[4], self.squares[5]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/ttt.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     try!(writeln!(f, "{} | {} | {}", self.squares[6], self.squares[7], self.squares[8]));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/interface.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/interface.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]    --> src/interface.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     #[inline]
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/minimax-de61bf8e2d4e84b6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_ttt_negamax_always_draws ... ok
[INFO] [stderr]    Doc-tests minimax
[INFO] [stdout] test test::test_ttt_negamax_vs_random_always_wins_or_draws ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "88786e9396e5cdc7fa55d8b893a2aa621b31eb450ce969fa91cb1541e230f31a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88786e9396e5cdc7fa55d8b893a2aa621b31eb450ce969fa91cb1541e230f31a", kill_on_drop: false }`
[INFO] [stdout] 88786e9396e5cdc7fa55d8b893a2aa621b31eb450ce969fa91cb1541e230f31a