[INFO] fetching crate trellis_test 0.2.1...
[INFO] documenting trellis_test-0.2.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate trellis_test 0.2.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate trellis_test 0.2.1 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 trellis_test 0.2.1
[INFO] finished tweaking crates.io crate trellis_test 0.2.1
[INFO] tweaked toml for crates.io crate trellis_test 0.2.1 written to /workspace/builds/worker-12/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] c6fdefa7003a2f91104e02db69eb30969d887e1f0eece226d4013aabf2d1044b
[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" "c6fdefa7003a2f91104e02db69eb30969d887e1f0eece226d4013aabf2d1044b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6fdefa7003a2f91104e02db69eb30969d887e1f0eece226d4013aabf2d1044b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fdefa7003a2f91104e02db69eb30969d887e1f0eece226d4013aabf2d1044b", kill_on_drop: false }`
[INFO] [stdout] c6fdefa7003a2f91104e02db69eb30969d887e1f0eece226d4013aabf2d1044b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] eb25a0f6d7c4570874e52a897c3cd1a9de298e0f393c48b86d40fb04a49764ae
[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" "eb25a0f6d7c4570874e52a897c3cd1a9de298e0f393c48b86d40fb04a49764ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]     Checking trellis_test v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting trellis_test v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/core.rs:67:33
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub type EventLoopHandler = Box<FnMut(&mut Trellis, ButtonEvent) -> bool>;
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut Trellis, ButtonEvent) -> bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:144:18
[INFO] [stdout]     |
[INFO] [stdout] 144 |     device : Box<I2CMasterDevice>
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/core.rs:155:25
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn new(dev: Box<I2CMasterDevice>) -> Trellis {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn I2CMasterDevice`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.60s
[INFO] running `Command { std: "docker" "inspect" "eb25a0f6d7c4570874e52a897c3cd1a9de298e0f393c48b86d40fb04a49764ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb25a0f6d7c4570874e52a897c3cd1a9de298e0f393c48b86d40fb04a49764ae", kill_on_drop: false }`
[INFO] [stdout] eb25a0f6d7c4570874e52a897c3cd1a9de298e0f393c48b86d40fb04a49764ae