[INFO] cloning repository https://github.com/pandaa880/rust-book-guessing-game-sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pandaa880/rust-book-guessing-game-sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaa880%2Frust-book-guessing-game-sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaa880%2Frust-book-guessing-game-sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff6d1f1ae0148e5e18458c3f504a5fbe9b10d267
[INFO] checking pandaa880/rust-book-guessing-game-sample against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaa880%2Frust-book-guessing-game-sample" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pandaa880/rust-book-guessing-game-sample on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pandaa880/rust-book-guessing-game-sample
[INFO] finished tweaking git repo https://github.com/pandaa880/rust-book-guessing-game-sample
[INFO] tweaked toml for git repo https://github.com/pandaa880/rust-book-guessing-game-sample written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/pandaa880/rust-book-guessing-game-sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c882ea465ed45a4d86a138618aea451fb2fc7ba766702711e11d4246c62c5966
[INFO] running `Command { std: "docker" "start" "-a" "c882ea465ed45a4d86a138618aea451fb2fc7ba766702711e11d4246c62c5966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c882ea465ed45a4d86a138618aea451fb2fc7ba766702711e11d4246c62c5966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c882ea465ed45a4d86a138618aea451fb2fc7ba766702711e11d4246c62c5966", kill_on_drop: false }`
[INFO] [stdout] c882ea465ed45a4d86a138618aea451fb2fc7ba766702711e11d4246c62c5966
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16f4dcd018ce6413a8c83c4b60d6968085d7b68a582d56f46ebb62b1a544d483
[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" "16f4dcd018ce6413a8c83c4b60d6968085d7b68a582d56f46ebb62b1a544d483", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "16f4dcd018ce6413a8c83c4b60d6968085d7b68a582d56f46ebb62b1a544d483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16f4dcd018ce6413a8c83c4b60d6968085d7b68a582d56f46ebb62b1a544d483", kill_on_drop: false }`
[INFO] [stdout] 16f4dcd018ce6413a8c83c4b60d6968085d7b68a582d56f46ebb62b1a544d483