[INFO] cloning repository https://github.com/paulsevere/color-picker [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulsevere/color-picker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulsevere%2Fcolor-picker", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulsevere%2Fcolor-picker'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c2e5d21215af5150a62a063b1db4766882eba3a0 [INFO] documenting paulsevere/color-picker 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%2Fpaulsevere%2Fcolor-picker" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/paulsevere/color-picker 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/paulsevere/color-picker [INFO] finished tweaking git repo https://github.com/paulsevere/color-picker [INFO] tweaked toml for git repo https://github.com/paulsevere/color-picker written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/paulsevere/color-picker 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 61f14b0b1264361ed20445761742c7854f162ce9d9e59c0527ba8e2983051730 [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" "61f14b0b1264361ed20445761742c7854f162ce9d9e59c0527ba8e2983051730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61f14b0b1264361ed20445761742c7854f162ce9d9e59c0527ba8e2983051730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61f14b0b1264361ed20445761742c7854f162ce9d9e59c0527ba8e2983051730", kill_on_drop: false }` [INFO] [stdout] 61f14b0b1264361ed20445761742c7854f162ce9d9e59c0527ba8e2983051730 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] c2d36f402daa7f4a7c5490780addf2fcbb86569c8c371bdbc6380bc19e4c94bb [INFO] running `Command { std: "docker" "start" "-a" "c2d36f402daa7f4a7c5490780addf2fcbb86569c8c371bdbc6380bc19e4c94bb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.24 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Checking lazy_static v0.2.8 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling itoa v0.3.1 [INFO] [stderr] Compiling dtoa v0.4.1 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Checking num-traits v0.1.39 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Compiling khronos_api v1.0.1 [INFO] [stderr] Checking piston-float v0.3.0 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking bitflags v0.8.2 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling rayon-core v1.2.1 [INFO] [stderr] Checking either v1.1.0 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking scopeguard v0.3.2 [INFO] [stderr] Checking futures v0.1.14 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling gcc v0.3.51 [INFO] [stderr] Checking adler32 v1.0.0 [INFO] [stderr] Checking shader_version v0.2.2 [INFO] [stderr] Checking odds v0.2.25 [INFO] [stderr] Checking color_quant v1.0.0 [INFO] [stderr] Checking inflate v0.2.0 [INFO] [stderr] Checking piston-texture v0.5.0 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Checking byteorder v0.4.2 [INFO] [stderr] Checking read_color v0.1.0 [INFO] [stderr] Checking scoped_threadpool v0.1.7 [INFO] [stderr] Checking interpolation v0.1.0 [INFO] [stderr] Checking cfg-if v0.1.1 [INFO] [stderr] Checking rustc-demangle v0.1.4 [INFO] [stderr] Checking linked-hash-map v0.0.10 [INFO] [stderr] Checking piston-shaders_graphics2d v0.3.1 [INFO] [stderr] Checking fnv v1.0.5 [INFO] [stderr] Checking find_folder v0.3.0 [INFO] [stderr] Checking dump v0.1.1 [INFO] [stderr] Checking draw_state v0.7.1 [INFO] [stderr] Checking piston-viewport v0.3.0 [INFO] [stderr] Checking vecmath v0.3.0 [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dump-0.1.1/src/lib.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(core_intrinsics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] Compiling xml-rs v0.6.0 [INFO] [stderr] Compiling xml-rs v0.3.6 [INFO] [stderr] error: could not compile `dump`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c2d36f402daa7f4a7c5490780addf2fcbb86569c8c371bdbc6380bc19e4c94bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2d36f402daa7f4a7c5490780addf2fcbb86569c8c371bdbc6380bc19e4c94bb", kill_on_drop: false }` [INFO] [stdout] c2d36f402daa7f4a7c5490780addf2fcbb86569c8c371bdbc6380bc19e4c94bb