[INFO] crate minimax 0.0.2 is already in cache
[INFO] testing minimax-0.0.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate minimax 0.0.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate minimax 0.0.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0990d2eb64b9f70468ff9b887cdb8383fe699e6831096c6ce43da1e74202dcf5
[INFO] running `"docker" "start" "-a" "0990d2eb64b9f70468ff9b887cdb8383fe699e6831096c6ce43da1e74202dcf5"`
[INFO] [stderr]    Compiling libc v0.2.69
[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] [stderr] warning: use of deprecated item '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 item '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 item '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: 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: `#[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 dev [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `"docker" "inspect" "0990d2eb64b9f70468ff9b887cdb8383fe699e6831096c6ce43da1e74202dcf5"`
[INFO] running `"docker" "rm" "-f" "0990d2eb64b9f70468ff9b887cdb8383fe699e6831096c6ce43da1e74202dcf5"`
[INFO] [stdout] 0990d2eb64b9f70468ff9b887cdb8383fe699e6831096c6ce43da1e74202dcf5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 75ce5bfe9ecf066468bbe4cd8ac491b4735efe7a4a23c14e98094d24e7e53232
[INFO] running `"docker" "start" "-a" "75ce5bfe9ecf066468bbe4cd8ac491b4735efe7a4a23c14e98094d24e7e53232"`
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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: 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: `#[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]    Compiling minimax v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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: 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: `#[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 2.07s
[INFO] running `"docker" "inspect" "75ce5bfe9ecf066468bbe4cd8ac491b4735efe7a4a23c14e98094d24e7e53232"`
[INFO] running `"docker" "rm" "-f" "75ce5bfe9ecf066468bbe4cd8ac491b4735efe7a4a23c14e98094d24e7e53232"`
[INFO] [stdout] 75ce5bfe9ecf066468bbe4cd8ac491b4735efe7a4a23c14e98094d24e7e53232
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d27677a8ef6a00c22ef78157301f66961f2d4d7531e4a84ea1dbe2532a52642
[INFO] running `"docker" "start" "-a" "2d27677a8ef6a00c22ef78157301f66961f2d4d7531e4a84ea1dbe2532a52642"`
[INFO] [stderr] warning: use of deprecated item '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 item '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 item '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: 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: `#[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: use of deprecated item '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: `#[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: use of deprecated item '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 item '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: 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: `#[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 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/minimax-beaeccc834f81a01
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_ttt_negamax_always_draws ... ok
[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] [stderr]    Doc-tests minimax
[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 `"docker" "inspect" "2d27677a8ef6a00c22ef78157301f66961f2d4d7531e4a84ea1dbe2532a52642"`
[INFO] running `"docker" "rm" "-f" "2d27677a8ef6a00c22ef78157301f66961f2d4d7531e4a84ea1dbe2532a52642"`
[INFO] [stdout] 2d27677a8ef6a00c22ef78157301f66961f2d4d7531e4a84ea1dbe2532a52642