[INFO] fetching crate pwr-hd44780 0.1.3...
[INFO] checking pwr-hd44780-0.1.3 against beta for pr-78714
[INFO] extracting crate pwr-hd44780 0.1.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate pwr-hd44780 0.1.3 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pwr-hd44780 0.1.3
[INFO] finished tweaking crates.io crate pwr-hd44780 0.1.3
[INFO] tweaked toml for crates.io crate pwr-hd44780 0.1.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3cd3122df381e96325ff6d62bb2f870dc4266a3fbf56456a176d5a26f8b683a7
[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" "3cd3122df381e96325ff6d62bb2f870dc4266a3fbf56456a176d5a26f8b683a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cd3122df381e96325ff6d62bb2f870dc4266a3fbf56456a176d5a26f8b683a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cd3122df381e96325ff6d62bb2f870dc4266a3fbf56456a176d5a26f8b683a7", kill_on_drop: false }`
[INFO] [stdout] 3cd3122df381e96325ff6d62bb2f870dc4266a3fbf56456a176d5a26f8b683a7
[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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 0ca62729b2af1de2338a757698a1ef452d4ec0cf7b897aae9f82b4635d0481dc
[INFO] running `Command { std: "docker" "start" "-a" "0ca62729b2af1de2338a757698a1ef452d4ec0cf7b897aae9f82b4635d0481dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking rppal v0.2.0
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]    Compiling skeptic v0.13.5
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]     Checking pwr-hd44780 v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/frontends/direct.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |     bus: Box<Bus>,
[INFO] [stdout]    |              ^^^ help: use `dyn`: `dyn Bus`
[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/frontends/direct.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(bus: Box<Bus>, width: usize, height: usize) -> Result<Direct> {
[INFO] [stdout]    |                         ^^^ help: use `dyn`: `dyn Bus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/frontends/direct.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new_ex(bus: Box<Bus>, properties: Properties) -> Result<Direct> {
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `dyn Bus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:21:51
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub type Result<T> = ::std::result::Result<T, Box<std::error::Error>>;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/frontends/direct.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 |     bus: Box<Bus>,
[INFO] [stdout]    |              ^^^ help: use `dyn`: `dyn Bus`
[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/frontends/direct.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn new(bus: Box<Bus>, width: usize, height: usize) -> Result<Direct> {
[INFO] [stdout]    |                         ^^^ help: use `dyn`: `dyn Bus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/frontends/direct.rs:40:28
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn new_ex(bus: Box<Bus>, properties: Properties) -> Result<Direct> {
[INFO] [stdout]    |                            ^^^ help: use `dyn`: `dyn Bus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:21:51
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub type Result<T> = ::std::result::Result<T, Box<std::error::Error>>;
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.77s
[INFO] running `Command { std: "docker" "inspect" "0ca62729b2af1de2338a757698a1ef452d4ec0cf7b897aae9f82b4635d0481dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca62729b2af1de2338a757698a1ef452d4ec0cf7b897aae9f82b4635d0481dc", kill_on_drop: false }`
[INFO] [stdout] 0ca62729b2af1de2338a757698a1ef452d4ec0cf7b897aae9f82b4635d0481dc