[INFO] cloning repository https://github.com/pokpitch/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/pokpitch/rust_guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokpitch%2Frust_guessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokpitch%2Frust_guessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d6d06593adfae69428542c0a21f060e7cff316a3
[INFO] checking pokpitch/rust_guessing_game against master#7702ae16a23407cdd909ff9174294563ae1f4ba3 for pr-97183
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpokpitch%2Frust_guessing_game" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pokpitch/rust_guessing_game on toolchain 7702ae16a23407cdd909ff9174294563ae1f4ba3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pokpitch/rust_guessing_game
[INFO] finished tweaking git repo https://github.com/pokpitch/rust_guessing_game
[INFO] tweaked toml for git repo https://github.com/pokpitch/rust_guessing_game written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/pokpitch/rust_guessing_game already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ccaeddef6690f3ae9c6aa3f550d648fa212c1dc7d1e4ab48c773f44f71b7be1
[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" "6ccaeddef6690f3ae9c6aa3f550d648fa212c1dc7d1e4ab48c773f44f71b7be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ccaeddef6690f3ae9c6aa3f550d648fa212c1dc7d1e4ab48c773f44f71b7be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ccaeddef6690f3ae9c6aa3f550d648fa212c1dc7d1e4ab48c773f44f71b7be1", kill_on_drop: false }`
[INFO] [stdout] 6ccaeddef6690f3ae9c6aa3f550d648fa212c1dc7d1e4ab48c773f44f71b7be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+7702ae16a23407cdd909ff9174294563ae1f4ba3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 8fa47df0d39fcd8d133d214d7651788562f20a5e93a53959df6b8b6960c55e4b
[INFO] running `Command { std: "docker" "start" "-a" "8fa47df0d39fcd8d133d214d7651788562f20a5e93a53959df6b8b6960c55e4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "8fa47df0d39fcd8d133d214d7651788562f20a5e93a53959df6b8b6960c55e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa47df0d39fcd8d133d214d7651788562f20a5e93a53959df6b8b6960c55e4b", kill_on_drop: false }`
[INFO] [stdout] 8fa47df0d39fcd8d133d214d7651788562f20a5e93a53959df6b8b6960c55e4b