[INFO] cloning repository https://github.com/incyclum/rust-guessing-game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/incyclum/rust-guessing-game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fincyclum%2Frust-guessing-game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fincyclum%2Frust-guessing-game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56fb35876cf516bc9009b07e1ca871893c24c54f
[INFO] checking incyclum/rust-guessing-game against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fincyclum%2Frust-guessing-game" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/incyclum/rust-guessing-game 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/incyclum/rust-guessing-game
[INFO] finished tweaking git repo https://github.com/incyclum/rust-guessing-game
[INFO] tweaked toml for git repo https://github.com/incyclum/rust-guessing-game written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/incyclum/rust-guessing-game 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] f9753280596ff5ed06c1d1cf9496ed34077182029493b951a3ea30fcd8a83c65
[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" "f9753280596ff5ed06c1d1cf9496ed34077182029493b951a3ea30fcd8a83c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9753280596ff5ed06c1d1cf9496ed34077182029493b951a3ea30fcd8a83c65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9753280596ff5ed06c1d1cf9496ed34077182029493b951a3ea30fcd8a83c65", kill_on_drop: false }`
[INFO] [stdout] f9753280596ff5ed06c1d1cf9496ed34077182029493b951a3ea30fcd8a83c65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 186e65c8ce266fcfdac0f6a84b30051ec3e5296dc383c211f4cf0676e29e664a
[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" "186e65c8ce266fcfdac0f6a84b30051ec3e5296dc383c211f4cf0676e29e664a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.03s
[INFO] running `Command { std: "docker" "inspect" "186e65c8ce266fcfdac0f6a84b30051ec3e5296dc383c211f4cf0676e29e664a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "186e65c8ce266fcfdac0f6a84b30051ec3e5296dc383c211f4cf0676e29e664a", kill_on_drop: false }`
[INFO] [stdout] 186e65c8ce266fcfdac0f6a84b30051ec3e5296dc383c211f4cf0676e29e664a