[INFO] cloning repository https://github.com/datakdtk/texas_handranks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/datakdtk/texas_handranks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatakdtk%2Ftexas_handranks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatakdtk%2Ftexas_handranks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f635b8716559c4401c7f1a654cbc9c832f71a5b
[INFO] documenting datakdtk/texas_handranks against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatakdtk%2Ftexas_handranks" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/datakdtk/texas_handranks on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/datakdtk/texas_handranks
[INFO] finished tweaking git repo https://github.com/datakdtk/texas_handranks
[INFO] tweaked toml for git repo https://github.com/datakdtk/texas_handranks written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/datakdtk/texas_handranks already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", 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] 42607ba944591d95e8217b005bc89337da098dd7439b437b4c90b8c78497ecd8
[INFO] running `Command { std: "docker" "start" "-a" "42607ba944591d95e8217b005bc89337da098dd7439b437b4c90b8c78497ecd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42607ba944591d95e8217b005bc89337da098dd7439b437b4c90b8c78497ecd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42607ba944591d95e8217b005bc89337da098dd7439b437b4c90b8c78497ecd8", kill_on_drop: false }`
[INFO] [stdout] 42607ba944591d95e8217b005bc89337da098dd7439b437b4c90b8c78497ecd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 8ce8a7f53f1cefb58f5c8d1e1427422a68a94aa9b9dcc342042d3fa0350b13cd
[INFO] running `Command { std: "docker" "start" "-a" "8ce8a7f53f1cefb58f5c8d1e1427422a68a94aa9b9dcc342042d3fa0350b13cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking playing_card v0.1.0 (/opt/rustwide/workdir/playing_card)
[INFO] [stderr]  Documenting playing_card v0.1.0 (/opt/rustwide/workdir/playing_card)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> playing_card/src/card/rank.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 |             x => panic!(format!("Argument {} is out of range", x).to_string()),
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 24 |             x => panic!("{}", format!("Argument {} is out of range", x).to_string()),
[INFO] [stdout]    |                         +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking texas_holdem v0.1.0 (/opt/rustwide/workdir/texas_holdem)
[INFO] [stderr]  Documenting texas_holdem v0.1.0 (/opt/rustwide/workdir/texas_holdem)
[INFO] [stderr]  Documenting texas_holdem_monte_carlo v0.1.0 (/opt/rustwide/workdir/texas_holdem_monte_carlo)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.69s
[INFO] running `Command { std: "docker" "inspect" "8ce8a7f53f1cefb58f5c8d1e1427422a68a94aa9b9dcc342042d3fa0350b13cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ce8a7f53f1cefb58f5c8d1e1427422a68a94aa9b9dcc342042d3fa0350b13cd", kill_on_drop: false }`
[INFO] [stdout] 8ce8a7f53f1cefb58f5c8d1e1427422a68a94aa9b9dcc342042d3fa0350b13cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", 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] cea92ce4368588c5530054e3e2794fa44b5577f52067ab079f7eb6239ccabe1d
[INFO] running `Command { std: "docker" "start" "-a" "cea92ce4368588c5530054e3e2794fa44b5577f52067ab079f7eb6239ccabe1d", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "cea92ce4368588c5530054e3e2794fa44b5577f52067ab079f7eb6239ccabe1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cea92ce4368588c5530054e3e2794fa44b5577f52067ab079f7eb6239ccabe1d", kill_on_drop: false }`
[INFO] [stdout] cea92ce4368588c5530054e3e2794fa44b5577f52067ab079f7eb6239ccabe1d