[INFO] fetching crate freek 0.1.0-alpha...
[INFO] documenting freek-0.1.0-alpha against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate freek 0.1.0-alpha into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate freek 0.1.0-alpha on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate freek 0.1.0-alpha
[INFO] finished tweaking crates.io crate freek 0.1.0-alpha
[INFO] tweaked toml for crates.io crate freek 0.1.0-alpha written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9975fda431933833af59ecb86d9d044c4facaacdd772a7272b10a4c944c58f7
[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" "c9975fda431933833af59ecb86d9d044c4facaacdd772a7272b10a4c944c58f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9975fda431933833af59ecb86d9d044c4facaacdd772a7272b10a4c944c58f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9975fda431933833af59ecb86d9d044c4facaacdd772a7272b10a4c944c58f7", kill_on_drop: false }`
[INFO] [stdout] c9975fda431933833af59ecb86d9d044c4facaacdd772a7272b10a4c944c58f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.47.0" "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] 692a7e6c36c224dfcc0f90588d55d8bc10b6e6417b56473ffd27e4d4aa81bf3a
[INFO] running `Command { std: "docker" "start" "-a" "692a7e6c36c224dfcc0f90588d55d8bc10b6e6417b56473ffd27e4d4aa81bf3a", kill_on_drop: false }`
[INFO] [stderr]     Checking xmlparser v0.10.0
[INFO] [stderr]     Checking float-cmp v0.5.3
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.2.2
[INFO] [stderr]     Checking sw-composite v0.5.10
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking rctree v0.3.3
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking unicode-script v0.3.0
[INFO] [stderr]    Compiling harfbuzz-sys v0.4.1
[INFO] [stderr]     Checking data-url v0.1.0
[INFO] [stderr]     Checking rgb v0.8.25
[INFO] [stderr]    Compiling freetype-sys v0.11.0
[INFO] [stderr]     Checking kurbo v0.2.3
[INFO] [stderr]     Checking simplecss v0.2.0
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking svgtypes v0.5.0
[INFO] [stderr]     Checking roxmltree v0.7.3
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking freetype v0.5.1
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking harfbuzz_rs v1.2.0
[INFO] [stderr]     Checking usvg v0.8.0
[INFO] [stderr]     Checking raqote v0.6.4
[INFO] [stderr]     Checking resvg v0.8.0
[INFO] [stderr]     Checking ikon v0.1.0-beta.16
[INFO] [stderr]  Documenting freek v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `ikon::AsSize`
[INFO] [stdout]  --> src/lib.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use ikon::{image::DynamicImage, AsSize};
[INFO] [stdout]   |                                 ^^^^^^ no `AsSize` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Key` is not a member of trait `Encode`
[INFO] [stdout]   --> src/lib.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     type Key = Icon;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ not a member of trait `Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `add_entry` is not a member of trait `Encode`
[INFO] [stdout]   --> src/lib.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     fn add_entry<
[INFO] [stdout] 60 | |         F: FnMut(&DynamicImage, (u32, u32)) -> io::Result<DynamicImage>
[INFO] [stdout] 61 | |     >(
[INFO] [stdout] 62 | |         &mut self,
[INFO] [stdout] ...  |
[INFO] [stdout] 94 | |         }
[INFO] [stdout] 95 | |     }
[INFO] [stdout]    | |_____^ not a member of trait `Encode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0407, E0432, E0437.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0407`.
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `freek`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name freek src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern ikon=/opt/rustwide/target/debug/deps/libikon-945ba04aeeb47030.rmeta --cap-lints=warn --crate-version 0.1.0-alpha` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "692a7e6c36c224dfcc0f90588d55d8bc10b6e6417b56473ffd27e4d4aa81bf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692a7e6c36c224dfcc0f90588d55d8bc10b6e6417b56473ffd27e4d4aa81bf3a", kill_on_drop: false }`
[INFO] [stdout] 692a7e6c36c224dfcc0f90588d55d8bc10b6e6417b56473ffd27e4d4aa81bf3a
