[INFO] cloning repository https://github.com/aalvarado/gol_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aalvarado/gol_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faalvarado%2Fgol_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faalvarado%2Fgol_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 019f5b33b97f2d792a51f4ea4cd10b2bc632bd5b
[INFO] checking aalvarado/gol_rust against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faalvarado%2Fgol_rust" "/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/aalvarado/gol_rust on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aalvarado/gol_rust
[INFO] finished tweaking git repo https://github.com/aalvarado/gol_rust
[INFO] tweaked toml for git repo https://github.com/aalvarado/gol_rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/aalvarado/gol_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.15
[INFO] [stderr]   Downloaded ncurses v5.86.0
[INFO] [stderr]   Downloaded matrixmultiply v0.1.13
[INFO] [stderr]   Downloaded pdcurses-sys v0.3.0
[INFO] [stderr]   Downloaded pancurses v0.7.0
[INFO] [stderr]   Downloaded ndarray v0.7.3
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb853d82784fe231fe3a862e70aae289f60e3921b6330922ee8720b044c889d
[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" "cbb853d82784fe231fe3a862e70aae289f60e3921b6330922ee8720b044c889d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb853d82784fe231fe3a862e70aae289f60e3921b6330922ee8720b044c889d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb853d82784fe231fe3a862e70aae289f60e3921b6330922ee8720b044c889d", kill_on_drop: false }`
[INFO] [stdout] cbb853d82784fe231fe3a862e70aae289f60e3921b6330922ee8720b044c889d
[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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 967b5eb60e6986d03353d216902d7b134c6786a242b436feb844dd16c3eabec9
[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" "967b5eb60e6986d03353d216902d7b134c6786a242b436feb844dd16c3eabec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling matrixmultiply v0.1.13
[INFO] [stderr]     Checking either v1.2.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling ndarray v0.7.3
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking num-complex v0.1.40
[INFO] [stderr]    Compiling serde_derive_internals v0.16.0
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]    Compiling ncurses v5.86.0
[INFO] [stderr]    Compiling serde_derive v1.0.15
[INFO] [stderr]     Checking pancurses v0.7.0
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking gol_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "967b5eb60e6986d03353d216902d7b134c6786a242b436feb844dd16c3eabec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "967b5eb60e6986d03353d216902d7b134c6786a242b436feb844dd16c3eabec9", kill_on_drop: false }`
[INFO] [stdout] 967b5eb60e6986d03353d216902d7b134c6786a242b436feb844dd16c3eabec9