[INFO] cloning repository https://github.com/smmalis37/sudoku_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smmalis37/sudoku_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmmalis37%2Fsudoku_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmmalis37%2Fsudoku_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95879437a59aee12767f2c523f473dc2886e0fb3
[INFO] documenting smmalis37/sudoku_rust against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmmalis37%2Fsudoku_rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smmalis37/sudoku_rust on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/smmalis37/sudoku_rust
[INFO] finished tweaking git repo https://github.com/smmalis37/sudoku_rust
[INFO] tweaked toml for git repo https://github.com/smmalis37/sudoku_rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/smmalis37/sudoku_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24be234e681dc1c5c8ab896969caac7d026432de960f97291b94d23c28280562
[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" "24be234e681dc1c5c8ab896969caac7d026432de960f97291b94d23c28280562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24be234e681dc1c5c8ab896969caac7d026432de960f97291b94d23c28280562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24be234e681dc1c5c8ab896969caac7d026432de960f97291b94d23c28280562", kill_on_drop: false }`
[INFO] [stdout] 24be234e681dc1c5c8ab896969caac7d026432de960f97291b94d23c28280562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "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] dd50137317646e2a6afde0f853cc5658a872b15df753d08e3de9eac65a7f3d4e
[INFO] running `Command { std: "docker" "start" "-a" "dd50137317646e2a6afde0f853cc5658a872b15df753d08e3de9eac65a7f3d4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]     Checking tinystr v0.3.3
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking xi-unicode v0.2.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]     Checking fluent-syntax v0.9.3
[INFO] [stderr]     Checking radix_fmt v1.0.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking unic-langid-impl v0.9.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking kurbo v0.6.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking keyboard-types v0.5.0
[INFO] [stderr]     Checking type-map v0.3.0
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking unic-langid v0.9.0
[INFO] [stderr]     Checking fluent-langneg v0.13.0
[INFO] [stderr]     Checking intl_pluralrules v7.0.0
[INFO] [stderr]     Checking intl-memoizer v0.5.0
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]     Checking piet v0.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling druid-derive v0.3.1 (https://github.com/linebender/druid?rev=8600e423b132c36b4ee23ed6a4998cc1b19554da#8600e423)
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking fluent-bundle v0.12.0
[INFO] [stderr]     Checking piet-cairo v0.1.0
[INFO] [stderr]     Checking piet-common v0.1.1
[INFO] [stderr]     Checking druid-shell v0.6.0 (https://github.com/linebender/druid?rev=8600e423b132c36b4ee23ed6a4998cc1b19554da#8600e423)
[INFO] [stderr]     Checking druid v0.6.0 (https://github.com/linebender/druid?rev=8600e423b132c36b4ee23ed6a4998cc1b19554da#8600e423)
[INFO] [stderr]  Documenting sudoku v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] running `Command { std: "docker" "inspect" "dd50137317646e2a6afde0f853cc5658a872b15df753d08e3de9eac65a7f3d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd50137317646e2a6afde0f853cc5658a872b15df753d08e3de9eac65a7f3d4e", kill_on_drop: false }`
[INFO] [stdout] dd50137317646e2a6afde0f853cc5658a872b15df753d08e3de9eac65a7f3d4e