[INFO] cloning repository https://github.com/funwithcthulhu/guessing_game-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/funwithcthulhu/guessing_game-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunwithcthulhu%2Fguessing_game-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunwithcthulhu%2Fguessing_game-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f6c6c7f11daefc37fc2ba591b40288fbd49c97a
[INFO] checking funwithcthulhu/guessing_game-rust against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffunwithcthulhu%2Fguessing_game-rust" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/funwithcthulhu/guessing_game-rust on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/funwithcthulhu/guessing_game-rust
[INFO] finished tweaking git repo https://github.com/funwithcthulhu/guessing_game-rust
[INFO] tweaked toml for git repo https://github.com/funwithcthulhu/guessing_game-rust written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/funwithcthulhu/guessing_game-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magenta-sys v0.1.1
[INFO] [stderr]   Downloaded magenta v0.1.1
[INFO] [stderr]   Downloaded rand v0.3.16
[INFO] [stderr]   Downloaded libc v0.2.29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 963c4b8836e06d8874b6b5c6bbfec6a00fe1fa4d68631f9cecb03e60422f02f1
[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" "963c4b8836e06d8874b6b5c6bbfec6a00fe1fa4d68631f9cecb03e60422f02f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "963c4b8836e06d8874b6b5c6bbfec6a00fe1fa4d68631f9cecb03e60422f02f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963c4b8836e06d8874b6b5c6bbfec6a00fe1fa4d68631f9cecb03e60422f02f1", kill_on_drop: false }`
[INFO] [stdout] 963c4b8836e06d8874b6b5c6bbfec6a00fe1fa4d68631f9cecb03e60422f02f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 890d2aac40f19e19e1dbffe854f44def8426f3ba0900d63c6e6f0163b55f3095
[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" "890d2aac40f19e19e1dbffe854f44def8426f3ba0900d63c6e6f0163b55f3095", kill_on_drop: false }`
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "890d2aac40f19e19e1dbffe854f44def8426f3ba0900d63c6e6f0163b55f3095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890d2aac40f19e19e1dbffe854f44def8426f3ba0900d63c6e6f0163b55f3095", kill_on_drop: false }`
[INFO] [stdout] 890d2aac40f19e19e1dbffe854f44def8426f3ba0900d63c6e6f0163b55f3095