[INFO] cloning repository https://github.com/mkroli/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/mkroli/game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkroli%2Fgame-of-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkroli%2Fgame-of-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 466eb060be442c9fef33056e04238f7944515c27
[INFO] checking mkroli/game-of-life against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkroli%2Fgame-of-life" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mkroli/game-of-life on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mkroli/game-of-life
[INFO] finished tweaking git repo https://github.com/mkroli/game-of-life
[INFO] tweaked toml for git repo https://github.com/mkroli/game-of-life written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mkroli/game-of-life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.16
[INFO] [stderr]   Downloaded rand v0.3.14
[INFO] [stderr]   Downloaded tempfile v2.1.4
[INFO] [stderr]   Downloaded rustty v0.1.12
[INFO] [stderr]   Downloaded gag v0.1.9
[INFO] [stderr]   Downloaded clap v2.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 626ba2d8e9f878432bb3b0ca6aeab54f903c0d22cf162511383ad49258527fd6
[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" "626ba2d8e9f878432bb3b0ca6aeab54f903c0d22cf162511383ad49258527fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "626ba2d8e9f878432bb3b0ca6aeab54f903c0d22cf162511383ad49258527fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626ba2d8e9f878432bb3b0ca6aeab54f903c0d22cf162511383ad49258527fd6", kill_on_drop: false }`
[INFO] [stdout] 626ba2d8e9f878432bb3b0ca6aeab54f903c0d22cf162511383ad49258527fd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da436d7ae3cdb00549c329f2cf04eea2ff71b2f2b5ee383a5b46e83328ded7b4
[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" "da436d7ae3cdb00549c329f2cf04eea2ff71b2f2b5ee383a5b46e83328ded7b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking libc v0.2.16
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking unicode-segmentation v0.1.2
[INFO] [stderr]     Checking strsim v0.5.1
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking clap v2.14.0
[INFO] [stderr]     Checking term v0.4.4
[INFO] [stderr]     Checking gag v0.1.9
[INFO] [stderr]     Checking rustty v0.1.12
[INFO] [stderr]     Checking game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/game_of_life.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let term = try!(Terminal::new());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         try!(self.initialize());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     try!(self.initialize());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |             try!(self.fill(|state, n| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:119:32
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let mut game_of_life = try!(GameOfLife::new());
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/game_of_life.rs:40:20
[INFO] [stdout]    |
[INFO] [stdout] 40 |         let term = try!(Terminal::new());
[INFO] [stdout]    |                    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         try!(self.initialize());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |                     try!(self.initialize());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:111:13
[INFO] [stdout]     |
[INFO] [stdout] 111 |             try!(self.fill(|state, n| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/game_of_life.rs:119:32
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let mut game_of_life = try!(GameOfLife::new());
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.58s
[INFO] running `Command { std: "docker" "inspect" "da436d7ae3cdb00549c329f2cf04eea2ff71b2f2b5ee383a5b46e83328ded7b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da436d7ae3cdb00549c329f2cf04eea2ff71b2f2b5ee383a5b46e83328ded7b4", kill_on_drop: false }`
[INFO] [stdout] da436d7ae3cdb00549c329f2cf04eea2ff71b2f2b5ee383a5b46e83328ded7b4