[INFO] updating cached repository https://github.com/mkroli/game-of-life
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 466eb060be442c9fef33056e04238f7944515c27
[INFO] checking mkroli/game-of-life against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkroli%2Fgame-of-life" "/workspace/builds/worker-12/source"`
[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 ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dee2436b9886d0c19da1b2713f388c51014509950629931a184b9e1a4f74d426
[INFO] running `"docker" "start" "-a" "dee2436b9886d0c19da1b2713f388c51014509950629931a184b9e1a4f74d426"`
[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] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/game_of_life.rs:40:20
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let term = try!(Terminal::new());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         try!(self.initialize());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     try!(self.initialize());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |             try!(self.fill(|state, n| {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:119:32
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let mut game_of_life = try!(GameOfLife::new());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/game_of_life.rs:40:20
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let term = try!(Terminal::new());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:100:9
[INFO] [stderr]     |
[INFO] [stderr] 100 |         try!(self.initialize());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     try!(self.initialize());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:111:13
[INFO] [stderr]     |
[INFO] [stderr] 111 |             try!(self.fill(|state, n| {
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/game_of_life.rs:119:32
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let mut game_of_life = try!(GameOfLife::new());
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `"docker" "inspect" "dee2436b9886d0c19da1b2713f388c51014509950629931a184b9e1a4f74d426"`
[INFO] running `"docker" "rm" "-f" "dee2436b9886d0c19da1b2713f388c51014509950629931a184b9e1a4f74d426"`
[INFO] [stdout] dee2436b9886d0c19da1b2713f388c51014509950629931a184b9e1a4f74d426