[INFO] cloning repository https://github.com/ProgramFOX/winning-chances-lichess
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProgramFOX/winning-chances-lichess" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramFOX%2Fwinning-chances-lichess", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramFOX%2Fwinning-chances-lichess'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7cc7145bfe860e6ead3f5aaae41117d6ca3b21c8
[INFO] documenting ProgramFOX/winning-chances-lichess against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramFOX%2Fwinning-chances-lichess" "/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/ProgramFOX/winning-chances-lichess on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ProgramFOX/winning-chances-lichess
[INFO] finished tweaking git repo https://github.com/ProgramFOX/winning-chances-lichess
[INFO] tweaked toml for git repo https://github.com/ProgramFOX/winning-chances-lichess written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ProgramFOX/winning-chances-lichess already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f5a4f6665b7f0364ff60a489bedb6c14849a2868565309dc1432421e99e7cc3
[INFO] running `Command { std: "docker" "start" "-a" "6f5a4f6665b7f0364ff60a489bedb6c14849a2868565309dc1432421e99e7cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f5a4f6665b7f0364ff60a489bedb6c14849a2868565309dc1432421e99e7cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5a4f6665b7f0364ff60a489bedb6c14849a2868565309dc1432421e99e7cc3", kill_on_drop: false }`
[INFO] [stdout] 6f5a4f6665b7f0364ff60a489bedb6c14849a2868565309dc1432421e99e7cc3
[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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1903232b44e5070731a52a5dc0efdb159964203732bdc15f97089a8f28c3a6f5
[INFO] running `Command { std: "docker" "start" "-a" "1903232b44e5070731a52a5dc0efdb159964203732bdc15f97089a8f28c3a6f5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]  Documenting winning-chances v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking winning-chances v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> lib.rs:175:17
[INFO] [stdout]     |
[INFO] [stdout] 175 |             let mut relevant_set = match result_lowest_pov {
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "1903232b44e5070731a52a5dc0efdb159964203732bdc15f97089a8f28c3a6f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1903232b44e5070731a52a5dc0efdb159964203732bdc15f97089a8f28c3a6f5", kill_on_drop: false }`
[INFO] [stdout] 1903232b44e5070731a52a5dc0efdb159964203732bdc15f97089a8f28c3a6f5
[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=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 1a03518d448aa6ef278319d8fee4d7f5a5e48ea603662fbd73ca2af44ea99829
[INFO] running `Command { std: "docker" "start" "-a" "1a03518d448aa6ef278319d8fee4d7f5a5e48ea603662fbd73ca2af44ea99829", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]  Documenting winning-chances v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.33s
[INFO] running `Command { std: "docker" "inspect" "1a03518d448aa6ef278319d8fee4d7f5a5e48ea603662fbd73ca2af44ea99829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a03518d448aa6ef278319d8fee4d7f5a5e48ea603662fbd73ca2af44ea99829", kill_on_drop: false }`
[INFO] [stdout] 1a03518d448aa6ef278319d8fee4d7f5a5e48ea603662fbd73ca2af44ea99829