[INFO] cloning repository https://github.com/nasso/screensnap
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nasso/screensnap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnasso%2Fscreensnap", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnasso%2Fscreensnap'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 827f55cdc8b3e5d1087987a5489d868ae4f9edf4
[INFO] documenting nasso/screensnap against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnasso%2Fscreensnap" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nasso/screensnap on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nasso/screensnap
[INFO] finished tweaking git repo https://github.com/nasso/screensnap
[INFO] tweaked toml for git repo https://github.com/nasso/screensnap written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/nasso/screensnap already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded custom_error v1.6.0
[INFO] [stderr]   Downloaded easer v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "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] 9449f1cb80972379a251534eb9afff9c9bace16325c019e9bd9fe06810dbeaf4
[INFO] running `Command { std: "docker" "start" "-a" "9449f1cb80972379a251534eb9afff9c9bace16325c019e9bd9fe06810dbeaf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9449f1cb80972379a251534eb9afff9c9bace16325c019e9bd9fe06810dbeaf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9449f1cb80972379a251534eb9afff9c9bace16325c019e9bd9fe06810dbeaf4", kill_on_drop: false }`
[INFO] [stdout] 9449f1cb80972379a251534eb9afff9c9bace16325c019e9bd9fe06810dbeaf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41c09140be3b5d0d790e155b0fb9469f7568523b4f5957a2b22dd80851cf7df4
[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" "41c09140be3b5d0d790e155b0fb9469f7568523b4f5957a2b22dd80851cf7df4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.40
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking takeable-option v0.4.0
[INFO] [stderr]     Checking custom_error v1.6.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking ordered-float v1.0.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking easer v0.2.1
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]    Compiling gl_generator v0.11.0
[INFO] [stderr]     Checking wayland-sys v0.21.13
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusttype v0.7.7
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking backtrace v0.3.33
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.5
[INFO] [stderr]    Compiling glium v0.25.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking wayland-commons v0.21.13
[INFO] [stderr]     Checking wayland-client v0.21.13
[INFO] [stderr]     Checking wayland-protocols v0.21.13
[INFO] [stderr]    Compiling derivative v1.0.2
[INFO] [stderr]     Checking smithay-client-toolkit v0.4.6
[INFO] [stderr]     Checking winit v0.19.1
[INFO] [stderr]     Checking glutin v0.21.0
[INFO] [stderr]  Documenting screensnap v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `os`
[INFO] [stdout]  --> src/focuser/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod os;
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `os`, create file "src/focuser/os.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `os`
[INFO] [stdout]  --> src/hotkey/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod os;
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `os`, create file "src/hotkey/os.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `os`
[INFO] [stdout]  --> src/msgbox/mod.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod os;
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `os`, create file "src/msgbox/os.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `os`
[INFO] [stdout]  --> src/screengrab/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod os;
[INFO] [stdout]   | ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: to create the module `os`, create file "src/screengrab/os.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `os::focus_current_window`
[INFO] [stdout]  --> src/focuser/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use os::focus_current_window;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^ no `focus_current_window` in `focuser::os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `os::register`
[INFO] [stdout]  --> src/hotkey/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use os::register;
[INFO] [stdout]   |         ^^^^^^^^^^^^ no `register` in `hotkey::os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `os::error`
[INFO] [stdout]  --> src/msgbox/mod.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use os::error;
[INFO] [stdout]   |         ^^^^^^^^^ no `error` in `msgbox::os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `OsScreenshot` in module `os`
[INFO] [stdout]  --> src/screengrab/mod.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |     os: os::OsScreenshot,
[INFO] [stdout]   |             ^^^^^^^^^^^^ not found in `os`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0432, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `screensnap`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name screensnap src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern custom_error=/opt/rustwide/target/debug/deps/libcustom_error-80877de49560be67.rmeta --extern easer=/opt/rustwide/target/debug/deps/libeaser-81767101d5c05066.rmeta --extern glium=/opt/rustwide/target/debug/deps/libglium-ab2bb53e24f01dd0.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-a3763c5ead6d30fa.rmeta --cap-lints=warn --crate-version 0.1.1` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "41c09140be3b5d0d790e155b0fb9469f7568523b4f5957a2b22dd80851cf7df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c09140be3b5d0d790e155b0fb9469f7568523b4f5957a2b22dd80851cf7df4", kill_on_drop: false }`
[INFO] [stdout] 41c09140be3b5d0d790e155b0fb9469f7568523b4f5957a2b22dd80851cf7df4