[INFO] cloning repository https://github.com/xumarcus/othello_multimcts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xumarcus/othello_multimcts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxumarcus%2Fothello_multimcts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxumarcus%2Fothello_multimcts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fec19314b891ba6d4a8138d6759cb132430a3416
[INFO] checking xumarcus/othello_multimcts against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxumarcus%2Fothello_multimcts" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xumarcus/othello_multimcts on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xumarcus/othello_multimcts
[INFO] finished tweaking git repo https://github.com/xumarcus/othello_multimcts
[INFO] tweaked toml for git repo https://github.com/xumarcus/othello_multimcts written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/xumarcus/othello_multimcts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.8
[INFO] [stderr]   Downloaded wasi v0.10.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded noisy_float v0.1.13
[INFO] [stderr]   Downloaded getrandom v0.2.1
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.4
[INFO] [stderr]   Downloaded getset v0.1.1
[INFO] [stderr]   Downloaded proc-macro-error v1.0.4
[INFO] [stderr]   Downloaded heck v0.3.2
[INFO] [stderr]   Downloaded strum_macros v0.20.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.1
[INFO] [stderr]   Downloaded libc v0.2.82
[INFO] [stderr]   Downloaded rand_core v0.6.1
[INFO] [stderr]   Downloaded strum v0.20.0
[INFO] [stderr]   Downloaded rand v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3b23c5c7a38f4122cf2a7af1a77114898fecb1fe63f22330d560051f148ee38
[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" "d3b23c5c7a38f4122cf2a7af1a77114898fecb1fe63f22330d560051f148ee38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3b23c5c7a38f4122cf2a7af1a77114898fecb1fe63f22330d560051f148ee38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b23c5c7a38f4122cf2a7af1a77114898fecb1fe63f22330d560051f148ee38", kill_on_drop: false }`
[INFO] [stdout] d3b23c5c7a38f4122cf2a7af1a77114898fecb1fe63f22330d560051f148ee38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51ea1d6233cbd7abbd1cfa70ffc314272d514bf61b2da0212a5d78e51ca0786e
[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" "51ea1d6233cbd7abbd1cfa70ffc314272d514bf61b2da0212a5d78e51ca0786e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking getrandom v0.2.1
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking noisy_float v0.1.13
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]     Checking othello_multimcts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `Command { std: "docker" "inspect" "51ea1d6233cbd7abbd1cfa70ffc314272d514bf61b2da0212a5d78e51ca0786e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ea1d6233cbd7abbd1cfa70ffc314272d514bf61b2da0212a5d78e51ca0786e", kill_on_drop: false }`
[INFO] [stdout] 51ea1d6233cbd7abbd1cfa70ffc314272d514bf61b2da0212a5d78e51ca0786e