[INFO] fetching crate stew 0.2.0... [INFO] documenting stew-0.2.0 against 1.46.0 for beta-1.47-rustdoc-1 [INFO] extracting crate stew 0.2.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate stew 0.2.0 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 crates.io crate stew 0.2.0 [INFO] finished tweaking crates.io crate stew 0.2.0 [INFO] tweaked toml for crates.io crate stew 0.2.0 written to /workspace/builds/worker-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a0e8f5033e79b5de2784845588873ec37168e860590c63124019d77620e80f3b [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" "a0e8f5033e79b5de2784845588873ec37168e860590c63124019d77620e80f3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0e8f5033e79b5de2784845588873ec37168e860590c63124019d77620e80f3b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0e8f5033e79b5de2784845588873ec37168e860590c63124019d77620e80f3b", kill_on_drop: false }` [INFO] [stdout] a0e8f5033e79b5de2784845588873ec37168e860590c63124019d77620e80f3b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 374883e5269e30ab0a1cea4c712f982b2490ecfbfab81c863d4841baf7ab2d0f [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" "374883e5269e30ab0a1cea4c712f982b2490ecfbfab81c863d4841baf7ab2d0f", kill_on_drop: false }` [INFO] [stderr] Checking num-rational v0.2.4 [INFO] [stderr] Checking png v0.14.1 [INFO] [stderr] Checking tiff v0.2.2 [INFO] [stderr] Checking image v0.21.3 [INFO] [stderr] Checking stew v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Documenting stew v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/processor/image_operations.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(op) = &self.operation { [INFO] [stdout] | --------------- immutable borrow occurs here [INFO] [stdout] 27 | self.apply_operations(&[op.clone()]) [INFO] [stdout] | ^^^^ -- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: Could not document `stew`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name stew_lib 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 arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-bf4f7663afd01203.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-5e80f06216331e5d.rmeta --extern image=/opt/rustwide/target/debug/deps/libimage-1a1a94725466c497.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "374883e5269e30ab0a1cea4c712f982b2490ecfbfab81c863d4841baf7ab2d0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "374883e5269e30ab0a1cea4c712f982b2490ecfbfab81c863d4841baf7ab2d0f", kill_on_drop: false }` [INFO] [stdout] 374883e5269e30ab0a1cea4c712f982b2490ecfbfab81c863d4841baf7ab2d0f