[INFO] cloning repository https://github.com/Phyllostachys/rubiks_scramble
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Phyllostachys/rubiks_scramble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhyllostachys%2Frubiks_scramble", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhyllostachys%2Frubiks_scramble'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd6924ea4d8a22e5c55129b63318ff45c180ac3b
[INFO] checking Phyllostachys/rubiks_scramble against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhyllostachys%2Frubiks_scramble" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Phyllostachys/rubiks_scramble on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Phyllostachys/rubiks_scramble
[INFO] finished tweaking git repo https://github.com/Phyllostachys/rubiks_scramble
[INFO] tweaked toml for git repo https://github.com/Phyllostachys/rubiks_scramble written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Phyllostachys/rubiks_scramble already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 327f0e94bb7d13229f0acb35e63fdd187942e9ba6d5a00efcd698831d3de2035
[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" "327f0e94bb7d13229f0acb35e63fdd187942e9ba6d5a00efcd698831d3de2035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "327f0e94bb7d13229f0acb35e63fdd187942e9ba6d5a00efcd698831d3de2035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "327f0e94bb7d13229f0acb35e63fdd187942e9ba6d5a00efcd698831d3de2035", kill_on_drop: false }`
[INFO] [stdout] 327f0e94bb7d13229f0acb35e63fdd187942e9ba6d5a00efcd698831d3de2035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 101a6aa3d633d5d9a268b29a3fdb3978ab0f85c2c51f98d1cf01aed0ff3ed8d2
[INFO] running `Command { std: "docker" "start" "-a" "101a6aa3d633d5d9a268b29a3fdb3978ab0f85c2c51f98d1cf01aed0ff3ed8d2", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking rubiks_scramble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "101a6aa3d633d5d9a268b29a3fdb3978ab0f85c2c51f98d1cf01aed0ff3ed8d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101a6aa3d633d5d9a268b29a3fdb3978ab0f85c2c51f98d1cf01aed0ff3ed8d2", kill_on_drop: false }`
[INFO] [stdout] 101a6aa3d633d5d9a268b29a3fdb3978ab0f85c2c51f98d1cf01aed0ff3ed8d2