[INFO] cloning repository https://github.com/Hongwing/FkingNumber
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hongwing/FkingNumber" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHongwing%2FFkingNumber", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHongwing%2FFkingNumber'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fe4e1285406e08bc0ee43bf9a06646d2a01e2af3
[INFO] checking Hongwing/FkingNumber/fe4e1285406e08bc0ee43bf9a06646d2a01e2af3 against master#f8192ba0d00bbbc58a10c45823ba010e98ea4474 for pr-130531
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHongwing%2FFkingNumber" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hongwing/FkingNumber on toolchain f8192ba0d00bbbc58a10c45823ba010e98ea4474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hongwing/FkingNumber
[INFO] finished tweaking git repo https://github.com/Hongwing/FkingNumber
[INFO] tweaked toml for git repo https://github.com/Hongwing/FkingNumber written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Hongwing/FkingNumber already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding fuchsia-cprng v0.1.1
[INFO] [stderr]       Adding libc v0.2.159
[INFO] [stderr]       Adding rand v0.3.23 (available: v0.8.5)
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (available: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (available: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (available: v0.8.3)
[INFO] [stderr]       Adding winapi v0.3.9
[INFO] [stderr]       Adding winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]       Adding winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f48a7051a538ca740d54967403274afdbfd7a12e74177de3aa66bd0e07476868
[INFO] running `Command { std: "docker" "start" "-a" "f48a7051a538ca740d54967403274afdbfd7a12e74177de3aa66bd0e07476868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f48a7051a538ca740d54967403274afdbfd7a12e74177de3aa66bd0e07476868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48a7051a538ca740d54967403274afdbfd7a12e74177de3aa66bd0e07476868", kill_on_drop: false }`
[INFO] [stdout] f48a7051a538ca740d54967403274afdbfd7a12e74177de3aa66bd0e07476868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f8192ba0d00bbbc58a10c45823ba010e98ea4474" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d739a1f34bbe61741e2cf26e07454c5fb696ff638a23bcb5f01c32a6ac53f13d
[INFO] running `Command { std: "docker" "start" "-a" "d739a1f34bbe61741e2cf26e07454c5fb696ff638a23bcb5f01c32a6ac53f13d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "d739a1f34bbe61741e2cf26e07454c5fb696ff638a23bcb5f01c32a6ac53f13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d739a1f34bbe61741e2cf26e07454c5fb696ff638a23bcb5f01c32a6ac53f13d", kill_on_drop: false }`
[INFO] [stdout] d739a1f34bbe61741e2cf26e07454c5fb696ff638a23bcb5f01c32a6ac53f13d