[INFO] fetching crate connect4-lib 0.1.0...
[INFO] testing connect4-lib-0.1.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate connect4-lib 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate connect4-lib 0.1.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-6/source/Cargo.toml
[INFO] crate crates.io crate connect4-lib 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3e887e5b94d151d796eb9bd3d3aeefb0746de28337b9e8931989a224b978b923
[INFO] running `"docker" "start" "-a" "3e887e5b94d151d796eb9bd3d3aeefb0746de28337b9e8931989a224b978b923"`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling connect4-lib v0.1.0 (/opt/rustwide/workdir)
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.03s
[INFO] running `"docker" "inspect" "3e887e5b94d151d796eb9bd3d3aeefb0746de28337b9e8931989a224b978b923"`
[INFO] running `"docker" "rm" "-f" "3e887e5b94d151d796eb9bd3d3aeefb0746de28337b9e8931989a224b978b923"`
[INFO] [stdout] 3e887e5b94d151d796eb9bd3d3aeefb0746de28337b9e8931989a224b978b923
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 97d85ce704a369a2376de777b09fcdcc0f423b3d68e566bb367b87817e61ca7d
[INFO] running `"docker" "start" "-a" "97d85ce704a369a2376de777b09fcdcc0f423b3d68e566bb367b87817e61ca7d"`
[INFO] [stderr]    Compiling connect4-lib v0.1.0 (/opt/rustwide/workdir)
[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: 2 warnings emitted
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `"docker" "inspect" "97d85ce704a369a2376de777b09fcdcc0f423b3d68e566bb367b87817e61ca7d"`
[INFO] running `"docker" "rm" "-f" "97d85ce704a369a2376de777b09fcdcc0f423b3d68e566bb367b87817e61ca7d"`
[INFO] [stdout] 97d85ce704a369a2376de777b09fcdcc0f423b3d68e566bb367b87817e61ca7d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1049e178619b1ef0c6d2dbcb24f595624a694de4865e0342348d347e026f3634
[INFO] running `"docker" "start" "-a" "1049e178619b1ef0c6d2dbcb24f595624a694de4865e0342348d347e026f3634"`
[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: 2 warnings emitted
[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: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/connect4_lib-396048d9ae643b14
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test ai::tests::test_timing ... ignored
[INFO] [stdout] test game::tests::test_dia_check ... ok
[INFO] [stdout] test game::tests::test_ver_check ... ok
[INFO] [stdout] test games::test::test_is_connect4 ... ok
[INFO] [stdout] test game::tests::test_check_small ... ok
[INFO] [stdout] test game::tests::test_hor_check ... ok
[INFO] [stdout] test games::test::test_is_toto ... ok
[INFO] [stdout] test game::tests::test_dia_check2 ... ok
[INFO] [stdout] test ai::tests::test_win_1_p2 ... ok
[INFO] [stdout] test ai::tests::test_win_1 ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/connect_game-141c30fff4c664ed
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 1 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] [stderr]    Doc-tests connect4-lib
[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" "1049e178619b1ef0c6d2dbcb24f595624a694de4865e0342348d347e026f3634"`
[INFO] running `"docker" "rm" "-f" "1049e178619b1ef0c6d2dbcb24f595624a694de4865e0342348d347e026f3634"`
[INFO] [stdout] 1049e178619b1ef0c6d2dbcb24f595624a694de4865e0342348d347e026f3634