[INFO] fetching crate minimax 0.0.2...
[INFO] checking minimax-0.0.2 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate minimax 0.0.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate minimax 0.0.2 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 737fd2af1027040724bf3edb01d1e5078cea1fc58efc8342b9a4e56fd355e24f
[INFO] running `Command { std: "docker" "start" "-a" "737fd2af1027040724bf3edb01d1e5078cea1fc58efc8342b9a4e56fd355e24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "737fd2af1027040724bf3edb01d1e5078cea1fc58efc8342b9a4e56fd355e24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737fd2af1027040724bf3edb01d1e5078cea1fc58efc8342b9a4e56fd355e24f", kill_on_drop: false }`
[INFO] [stdout] 737fd2af1027040724bf3edb01d1e5078cea1fc58efc8342b9a4e56fd355e24f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e4bc213cf8c2de2ed38e536d730b1ac29384ac43e40f954f95f57b4e74c966a
[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" "7e4bc213cf8c2de2ed38e536d730b1ac29384ac43e40f954f95f57b4e74c966a", kill_on_drop: false }`
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking minimax v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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 item '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: 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: `#[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: use of deprecated item '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 item '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 item '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: 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: `#[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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "7e4bc213cf8c2de2ed38e536d730b1ac29384ac43e40f954f95f57b4e74c966a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e4bc213cf8c2de2ed38e536d730b1ac29384ac43e40f954f95f57b4e74c966a", kill_on_drop: false }`
[INFO] [stdout] 7e4bc213cf8c2de2ed38e536d730b1ac29384ac43e40f954f95f57b4e74c966a