[INFO] cloning repository https://github.com/F0903/rust_game_of_life
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/F0903/rust_game_of_life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FF0903%2Frust_game_of_life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FF0903%2Frust_game_of_life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68dd8cfbc92038fdc08eaea3b14be5cf57f3f789
[INFO] testing F0903/rust_game_of_life against try#c3758fdc4730d7700b25a13cccff296a08f42c00 for pr-91743
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FF0903%2Frust_game_of_life" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/F0903/rust_game_of_life on toolchain c3758fdc4730d7700b25a13cccff296a08f42c00
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/F0903/rust_game_of_life
[INFO] finished tweaking git repo https://github.com/F0903/rust_game_of_life
[INFO] tweaked toml for git repo https://github.com/F0903/rust_game_of_life written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/F0903/rust_game_of_life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8eef3dd9facd4954fc946327ea329c2571acff4177ca93a2f15c69e9784b5c31
[INFO] running `Command { std: "docker" "start" "-a" "8eef3dd9facd4954fc946327ea329c2571acff4177ca93a2f15c69e9784b5c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eef3dd9facd4954fc946327ea329c2571acff4177ca93a2f15c69e9784b5c31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eef3dd9facd4954fc946327ea329c2571acff4177ca93a2f15c69e9784b5c31", kill_on_drop: false }`
[INFO] [stdout] 8eef3dd9facd4954fc946327ea329c2571acff4177ca93a2f15c69e9784b5c31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ba896ea47f7e48f36b833f159eb850ed57379f21353894be199d14db898c5b
[INFO] running `Command { std: "docker" "start" "-a" "29ba896ea47f7e48f36b833f159eb850ed57379f21353894be199d14db898c5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling mio v0.7.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling rust_game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `clear_cell`
[INFO] [stdout]    --> src/main.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn clear_cell(term: &mut Stdout, cell: &Cell) -> Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.81s
[INFO] running `Command { std: "docker" "inspect" "29ba896ea47f7e48f36b833f159eb850ed57379f21353894be199d14db898c5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ba896ea47f7e48f36b833f159eb850ed57379f21353894be199d14db898c5b", kill_on_drop: false }`
[INFO] [stdout] 29ba896ea47f7e48f36b833f159eb850ed57379f21353894be199d14db898c5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74802abda95d6d9037016b394115641c1e3c7576934ece61f3bfe39b1cf44669
[INFO] running `Command { std: "docker" "start" "-a" "74802abda95d6d9037016b394115641c1e3c7576934ece61f3bfe39b1cf44669", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_game_of_life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `clear_cell`
[INFO] [stdout]    --> src/main.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn clear_cell(term: &mut Stdout, cell: &Cell) -> Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_game_of_life-5e8b3f49fc52695f)
[INFO] running `Command { std: "docker" "inspect" "74802abda95d6d9037016b394115641c1e3c7576934ece61f3bfe39b1cf44669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74802abda95d6d9037016b394115641c1e3c7576934ece61f3bfe39b1cf44669", kill_on_drop: false }`
[INFO] [stdout] 74802abda95d6d9037016b394115641c1e3c7576934ece61f3bfe39b1cf44669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+c3758fdc4730d7700b25a13cccff296a08f42c00" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc230c229d85347bb18ff56fa6d705ba728f12c33e15539c11960888b43ee4a9
[INFO] running `Command { std: "docker" "start" "-a" "fc230c229d85347bb18ff56fa6d705ba728f12c33e15539c11960888b43ee4a9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: function is never used: `clear_cell`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:122:4
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stderr] 122 | fn clear_cell(term: &mut Stdout, cell: &Cell) -> Result<()> {
[INFO] [stdout] 
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_game_of_life` (bin "rust_game_of_life" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_game_of_life-5e8b3f49fc52695f)
[INFO] running `Command { std: "docker" "inspect" "fc230c229d85347bb18ff56fa6d705ba728f12c33e15539c11960888b43ee4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc230c229d85347bb18ff56fa6d705ba728f12c33e15539c11960888b43ee4a9", kill_on_drop: false }`
[INFO] [stdout] fc230c229d85347bb18ff56fa6d705ba728f12c33e15539c11960888b43ee4a9