[INFO] cloning repository https://github.com/ifroggo/x_and_o-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ifroggo/x_and_o-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifroggo%2Fx_and_o-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifroggo%2Fx_and_o-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc4f1f443bbcaaa9db30b4bb59fbfb589a7bee8d
[INFO] testing ifroggo/x_and_o-rs against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fifroggo%2Fx_and_o-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ifroggo/x_and_o-rs on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ifroggo/x_and_o-rs
[INFO] finished tweaking git repo https://github.com/ifroggo/x_and_o-rs
[INFO] tweaked toml for git repo https://github.com/ifroggo/x_and_o-rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/ifroggo/x_and_o-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 816b5b69615fb30dbb213ece1db0526d0d0d204c94b03abed4fee4819eb72f3f
[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" "816b5b69615fb30dbb213ece1db0526d0d0d204c94b03abed4fee4819eb72f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "816b5b69615fb30dbb213ece1db0526d0d0d204c94b03abed4fee4819eb72f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816b5b69615fb30dbb213ece1db0526d0d0d204c94b03abed4fee4819eb72f3f", kill_on_drop: false }`
[INFO] [stdout] 816b5b69615fb30dbb213ece1db0526d0d0d204c94b03abed4fee4819eb72f3f
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66a844239601c3da3e13871e8cf0ae93544f9aaed5ef3fadbf43e21cdd1eca3c
[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" "66a844239601c3da3e13871e8cf0ae93544f9aaed5ef3fadbf43e21cdd1eca3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling x_o v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]   --> src/main.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn checkinput(player: char, board: [char;9], input: usize) -> bool {
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     io::stdin().read_line(&mut strinput); 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "66a844239601c3da3e13871e8cf0ae93544f9aaed5ef3fadbf43e21cdd1eca3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a844239601c3da3e13871e8cf0ae93544f9aaed5ef3fadbf43e21cdd1eca3c", kill_on_drop: false }`
[INFO] [stdout] 66a844239601c3da3e13871e8cf0ae93544f9aaed5ef3fadbf43e21cdd1eca3c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 251f31f94046baf8e9cd1f6ce4cea972e190c1b313b7d78432eaee27d6547a4e
[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" "251f31f94046baf8e9cd1f6ce4cea972e190c1b313b7d78432eaee27d6547a4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling x_o v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `player`
[INFO] [stdout]   --> src/main.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 | fn checkinput(player: char, board: [char;9], input: usize) -> bool {
[INFO] [stdout]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     io::stdin().read_line(&mut strinput); 
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "251f31f94046baf8e9cd1f6ce4cea972e190c1b313b7d78432eaee27d6547a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "251f31f94046baf8e9cd1f6ce4cea972e190c1b313b7d78432eaee27d6547a4e", kill_on_drop: false }`
[INFO] [stdout] 251f31f94046baf8e9cd1f6ce4cea972e190c1b313b7d78432eaee27d6547a4e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f5d9dadcbda0c076817068375d6b362d60038ecb9f2f28aae8bd10c2c3e7a76f
[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" "f5d9dadcbda0c076817068375d6b362d60038ecb9f2f28aae8bd10c2c3e7a76f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `player`
[INFO] [stderr]   --> src/main.rs:50:15
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn checkinput(player: char, board: [char;9], input: usize) -> bool {
[INFO] [stderr]    |               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_player`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     io::stdin().read_line(&mut strinput); 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `x_o` (bin "x_o" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/x_o-59004a495c9c4a62)
[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" "f5d9dadcbda0c076817068375d6b362d60038ecb9f2f28aae8bd10c2c3e7a76f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5d9dadcbda0c076817068375d6b362d60038ecb9f2f28aae8bd10c2c3e7a76f", kill_on_drop: false }`
[INFO] [stdout] f5d9dadcbda0c076817068375d6b362d60038ecb9f2f28aae8bd10c2c3e7a76f