[INFO] cloning repository https://github.com/vilhelmen/rusty-life
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vilhelmen/rusty-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvilhelmen%2Frusty-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvilhelmen%2Frusty-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 066925d706f75d63761c82c203d23de2dc739c02
[INFO] checking vilhelmen/rusty-life against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvilhelmen%2Frusty-life" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vilhelmen/rusty-life on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vilhelmen/rusty-life
[INFO] finished tweaking git repo https://github.com/vilhelmen/rusty-life
[INFO] tweaked toml for git repo https://github.com/vilhelmen/rusty-life written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/vilhelmen/rusty-life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b07893a3111e7aba35a7d34cf126704ef476a663ee00a18a8c05a6e640557542
[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" "b07893a3111e7aba35a7d34cf126704ef476a663ee00a18a8c05a6e640557542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b07893a3111e7aba35a7d34cf126704ef476a663ee00a18a8c05a6e640557542", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b07893a3111e7aba35a7d34cf126704ef476a663ee00a18a8c05a6e640557542", kill_on_drop: false }`
[INFO] [stdout] b07893a3111e7aba35a7d34cf126704ef476a663ee00a18a8c05a6e640557542
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6ed2ece12cd6c77ca647190a176a0bb1b575d5a495396ffd69e1f9c78c5aaf9
[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" "d6ed2ece12cd6c77ca647190a176a0bb1b575d5a495396ffd69e1f9c78c5aaf9", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.23
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/main.rs:184:2
[INFO] [stdout]     |
[INFO] [stdout] 184 |     'main_menu: loop {
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/main.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 'gen: loop {
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/main.rs:261:3
[INFO] [stdout]     |
[INFO] [stdout] 261 |         'op_menu: loop {
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:35:87
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 Err(why) => panic!("Couldn't create file \"{}\" because {}", fname.display(), why.description()),
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:41:84
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 Err(why) => panic!("Writing to \"{}\" ate it because {}", fname.display(), why.description()),
[INFO] [stdout]    |                                                                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/main.rs:184:2
[INFO] [stdout]     |
[INFO] [stdout] 184 |     'main_menu: loop {
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/main.rs:199:5
[INFO] [stdout]     |
[INFO] [stdout] 199 |                 'gen: loop {
[INFO] [stdout]     |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]    --> src/main.rs:261:3
[INFO] [stdout]     |
[INFO] [stdout] 261 |         'op_menu: loop {
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:35:87
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 Err(why) => panic!("Couldn't create file \"{}\" because {}", fname.display(), why.description()),
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:41:84
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 Err(why) => panic!("Writing to \"{}\" ate it because {}", fname.display(), why.description()),
[INFO] [stdout]    |                                                                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "d6ed2ece12cd6c77ca647190a176a0bb1b575d5a495396ffd69e1f9c78c5aaf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6ed2ece12cd6c77ca647190a176a0bb1b575d5a495396ffd69e1f9c78c5aaf9", kill_on_drop: false }`
[INFO] [stdout] d6ed2ece12cd6c77ca647190a176a0bb1b575d5a495396ffd69e1f9c78c5aaf9