[INFO] fetching crate rs_ws281x 0.3.1...
[INFO] testing rs_ws281x-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rs_ws281x 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rs_ws281x 0.3.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/source/.cargo/config
[INFO] started tweaking crates.io crate rs_ws281x 0.3.1
[INFO] finished tweaking crates.io crate rs_ws281x 0.3.1
[INFO] tweaked toml for crates.io crate rs_ws281x 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fae623b02be7ee2ca9b04a1f63c5fe1c39fd624f6db6201c0d9311fe51f87cb
[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" "5fae623b02be7ee2ca9b04a1f63c5fe1c39fd624f6db6201c0d9311fe51f87cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fae623b02be7ee2ca9b04a1f63c5fe1c39fd624f6db6201c0d9311fe51f87cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fae623b02be7ee2ca9b04a1f63c5fe1c39fd624f6db6201c0d9311fe51f87cb", kill_on_drop: false }`
[INFO] [stdout] 5fae623b02be7ee2ca9b04a1f63c5fe1c39fd624f6db6201c0d9311fe51f87cb
[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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] f828b020d76edfe98260bf0aa70501e995b568042040e7e644c4c8794015f373
[INFO] running `Command { std: "docker" "start" "-a" "f828b020d76edfe98260bf0aa70501e995b568042040e7e644c4c8794015f373", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling rs_ws281x v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.43s
[INFO] running `Command { std: "docker" "inspect" "f828b020d76edfe98260bf0aa70501e995b568042040e7e644c4c8794015f373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f828b020d76edfe98260bf0aa70501e995b568042040e7e644c4c8794015f373", kill_on_drop: false }`
[INFO] [stdout] f828b020d76edfe98260bf0aa70501e995b568042040e7e644c4c8794015f373
[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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ff62956f13c1fae436833c4d64cfd2ce0e50ba33b741e62edcbd2c5ae901db4
[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" "5ff62956f13c1fae436833c4d64cfd2ce0e50ba33b741e62edcbd2c5ae901db4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs_ws281x v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "5ff62956f13c1fae436833c4d64cfd2ce0e50ba33b741e62edcbd2c5ae901db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff62956f13c1fae436833c4d64cfd2ce0e50ba33b741e62edcbd2c5ae901db4", kill_on_drop: false }`
[INFO] [stdout] 5ff62956f13c1fae436833c4d64cfd2ce0e50ba33b741e62edcbd2c5ae901db4
[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" "RUSTFLAGS=--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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b33c458f58150c4f126744b75f8191ef9acc467c0d15a0674e7af5a602ce18c
[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" "6b33c458f58150c4f126744b75f8191ef9acc467c0d15a0674e7af5a602ce18c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rs_ws281x-4f073160a001b42d
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test bindings::bindgen_test_layout_pwm_pin_tables_t ... ok
[INFO] [stdout] test bindings::bindgen_test_layout_pwm_t ... ok
[INFO] [stdout] test bindings::bindgen_test_layout_rpi_hw_t ... ok
[INFO] [stdout] test bindings::bindgen_test_layout_ws2811_channel_t ... ok
[INFO] [stdout] test bindings::bindgen_test_layout_ws2811_t ... ok
[INFO] [stdout] test util::raw_color::tests::test_size_compatible ... ok
[INFO] [stdout] test bindings::bindgen_test_layout_pwm_pin_table_t ... ok
[INFO] [stdout] test bindings::bindgen_test_layout___fsid_t ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rs_ws281x
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/controller/builder.rs - controller::builder::ControllerBuilder (line 15) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/controller/builder.rs - controller::builder::ControllerBuilder (line 15) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `controller`
[INFO] [stdout]   --> src/controller/builder.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | leds[0] = [255, 255, 255, 0]
[INFO] [stdout]    |                             - expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] ...
[INFO] [stdout] 27 | controller.render();
[INFO] [stdout]    | ^^^^^^^^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ControllerBuilder`
[INFO] [stdout]  --> src/controller/builder.rs:18:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | let controller = ControllerBuilder::new()
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^ use of undeclared type `ControllerBuilder`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ChannelBuilder`
[INFO] [stdout]   --> src/controller/builder.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         ChannelBuilder::new()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ use of undeclared type `ChannelBuilder`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `StripType`
[INFO] [stdout]   --> src/controller/builder.rs:27:25
[INFO] [stdout]    |
[INFO] [stdout] 14 |             .strip_type(StripType::Ws2811Rgb)
[INFO] [stdout]    |                         ^^^^^^^^^ use of undeclared type `StripType`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/controller/builder.rs - controller::builder::ControllerBuilder (line 15)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "6b33c458f58150c4f126744b75f8191ef9acc467c0d15a0674e7af5a602ce18c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b33c458f58150c4f126744b75f8191ef9acc467c0d15a0674e7af5a602ce18c", kill_on_drop: false }`
[INFO] [stdout] 6b33c458f58150c4f126744b75f8191ef9acc467c0d15a0674e7af5a602ce18c