[INFO] fetching crate connect4-lib 0.1.0...
[INFO] testing connect4-lib-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate connect4-lib 0.1.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate connect4-lib 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate connect4-lib 0.1.0
[INFO] finished tweaking crates.io crate connect4-lib 0.1.0
[INFO] tweaked toml for crates.io crate connect4-lib 0.1.0 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate connect4-lib 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6c23cb2e7932d12cb7484bc95067e5f0e976f9c0bf1d0532e804df009926514
[INFO] running `Command { std: "docker" "start" "-a" "d6c23cb2e7932d12cb7484bc95067e5f0e976f9c0bf1d0532e804df009926514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6c23cb2e7932d12cb7484bc95067e5f0e976f9c0bf1d0532e804df009926514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c23cb2e7932d12cb7484bc95067e5f0e976f9c0bf1d0532e804df009926514", kill_on_drop: false }`
[INFO] [stdout] d6c23cb2e7932d12cb7484bc95067e5f0e976f9c0bf1d0532e804df009926514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6e0eb07ab6753f2ccd48bf5ff79ac1c80ed5a70188bbeae54df6993cfaa8554
[INFO] running `Command { std: "docker" "start" "-a" "b6e0eb07ab6753f2ccd48bf5ff79ac1c80ed5a70188bbeae54df6993cfaa8554", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling connect4-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/game/mod.rs:279:6
[INFO] [stdout]     |
[INFO] [stdout] 279 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Checker`, `check_linear_pattern`
[INFO] [stdout]  --> src/games.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::game::{check_linear_pattern, Board, Checker, ChipDescrip, Game, Player, PlayerType};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/games.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.15s
[INFO] running `Command { std: "docker" "inspect" "b6e0eb07ab6753f2ccd48bf5ff79ac1c80ed5a70188bbeae54df6993cfaa8554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e0eb07ab6753f2ccd48bf5ff79ac1c80ed5a70188bbeae54df6993cfaa8554", kill_on_drop: false }`
[INFO] [stdout] b6e0eb07ab6753f2ccd48bf5ff79ac1c80ed5a70188bbeae54df6993cfaa8554
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a839d7f508f4097ee2be8fb1fc292ce84af26a42ee2ec9366f9dadf9c9d7b34c
[INFO] running `Command { std: "docker" "start" "-a" "a839d7f508f4097ee2be8fb1fc292ce84af26a42ee2ec9366f9dadf9c9d7b34c", kill_on_drop: false }`
[INFO] [stderr]    Compiling connect4-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/game/mod.rs:279:6
[INFO] [stdout]     |
[INFO] [stdout] 279 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Checker`, `check_linear_pattern`
[INFO] [stdout]  --> src/games.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::game::{check_linear_pattern, Board, Checker, ChipDescrip, Game, Player, PlayerType};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/games.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/game/mod.rs:279:6
[INFO] [stdout]     |
[INFO] [stdout] 279 |     };
[INFO] [stdout]     |      ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Checker`, `check_linear_pattern`
[INFO] [stdout]  --> src/games.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::game::{check_linear_pattern, Board, Checker, ChipDescrip, Game, Player, PlayerType};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^^^         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/games.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]    --> src/game/mod.rs:412:13
[INFO] [stdout]     |
[INFO] [stdout] 412 |         let game = make_game(&[2]);
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "a839d7f508f4097ee2be8fb1fc292ce84af26a42ee2ec9366f9dadf9c9d7b34c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a839d7f508f4097ee2be8fb1fc292ce84af26a42ee2ec9366f9dadf9c9d7b34c", kill_on_drop: false }`
[INFO] [stdout] a839d7f508f4097ee2be8fb1fc292ce84af26a42ee2ec9366f9dadf9c9d7b34c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 104b097dbbf6144343e280de636296595c321de1b907faec15577d96c5e22bfd
[INFO] running `Command { std: "docker" "start" "-a" "104b097dbbf6144343e280de636296595c321de1b907faec15577d96c5e22bfd", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/game/mod.rs:279:6
[INFO] [stderr]     |
[INFO] [stderr] 279 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Checker`, `check_linear_pattern`
[INFO] [stderr]  --> src/games.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::game::{check_linear_pattern, Board, Checker, ChipDescrip, Game, Player, PlayerType};
[INFO] [stderr]   |                   ^^^^^^^^^^^^^^^^^^^^         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/games.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]    --> src/game/mod.rs:412:13
[INFO] [stderr]     |
[INFO] [stderr] 412 |         let game = make_game(&[2]);
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `connect4-lib` (lib) generated 3 warnings
[INFO] [stderr] warning: `connect4-lib` (lib test) generated 4 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/connect4_lib-9bcb3c7667128f79)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test ai::tests::test_timing ... ignored
[INFO] [stdout] test game::tests::test_check_small ... ok
[INFO] [stdout] test game::tests::test_dia_check ... ok
[INFO] [stdout] test game::tests::test_hor_check ... ok
[INFO] [stdout] test game::tests::test_dia_check2 ... ok
[INFO] [stdout] test games::test::test_is_connect4 ... ok
[INFO] [stdout] test game::tests::test_ver_check ... ok
[INFO] [stdout] test games::test::test_is_toto ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/connect_game-3155859a8acfbe78)
[INFO] [stdout] test ai::tests::test_win_1_p2 ... ok
[INFO] [stdout] test ai::tests::test_win_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.22s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests connect4-lib
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> /opt/rustwide/workdir/src/game/mod.rs:279:6
[INFO] [stderr]     |
[INFO] [stderr] 279 |     };
[INFO] [stderr]     |      ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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] running `Command { std: "docker" "inspect" "104b097dbbf6144343e280de636296595c321de1b907faec15577d96c5e22bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104b097dbbf6144343e280de636296595c321de1b907faec15577d96c5e22bfd", kill_on_drop: false }`
[INFO] [stdout] 104b097dbbf6144343e280de636296595c321de1b907faec15577d96c5e22bfd