[INFO] fetching crate serialport 3.3.0...
[INFO] checking serialport-3.3.0 against beta for pr-78714
[INFO] extracting crate serialport 3.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate serialport 3.3.0 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 serialport 3.3.0
[INFO] finished tweaking crates.io crate serialport 3.3.0
[INFO] tweaked toml for crates.io crate serialport 3.3.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b593ac5ab826bf1e29b8af1f242e1361dae85a7b49a65a785d821223aa10b287
[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" "b593ac5ab826bf1e29b8af1f242e1361dae85a7b49a65a785d821223aa10b287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b593ac5ab826bf1e29b8af1f242e1361dae85a7b49a65a785d821223aa10b287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b593ac5ab826bf1e29b8af1f242e1361dae85a7b49a65a785d821223aa10b287", kill_on_drop: false }`
[INFO] [stdout] b593ac5ab826bf1e29b8af1f242e1361dae85a7b49a65a785d821223aa10b287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 259b782361311e3d76250f2627105cdff225f7e6de0b05170d1721b1d07ff747
[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" "259b782361311e3d76250f2627105cdff225f7e6de0b05170d1721b1d07ff747", kill_on_drop: false }`
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking serialport v3.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/posix/tty.rs:904:39
[INFO] [stdout]     |
[INFO] [stdout] 904 |     fn try_clone(&self) -> Result<Box<SerialPort>> {
[INFO] [stdout]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[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/lib.rs:461:39
[INFO] [stdout]     |
[INFO] [stdout] 461 |     fn try_clone(&self) -> Result<Box<SerialPort>>;
[INFO] [stdout]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:517:63
[INFO] [stdout]     |
[INFO] [stdout] 517 | pub fn open<T: AsRef<OsStr> + ?Sized>(port: &T) -> Result<Box<SerialPort>> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:559:17
[INFO] [stdout]     |
[INFO] [stdout] 559 | ) -> Result<Box<SerialPort>> {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/ioctl.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let mut status = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/ioctl.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let mut options = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/tty.rs:108:36
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut termios = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/tty.rs:131:47
[INFO] [stdout]     |
[INFO] [stdout] 131 |             let mut actual_termios = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/posix/tty.rs:904:39
[INFO] [stdout]     |
[INFO] [stdout] 904 |     fn try_clone(&self) -> Result<Box<SerialPort>> {
[INFO] [stdout]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[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/lib.rs:461:39
[INFO] [stdout]     |
[INFO] [stdout] 461 |     fn try_clone(&self) -> Result<Box<SerialPort>>;
[INFO] [stdout]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:517:63
[INFO] [stdout]     |
[INFO] [stdout] 517 | pub fn open<T: AsRef<OsStr> + ?Sized>(port: &T) -> Result<Box<SerialPort>> {
[INFO] [stdout]     |                                                               ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:559:17
[INFO] [stdout]     |
[INFO] [stdout] 559 | ) -> Result<Box<SerialPort>> {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/ioctl.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 119 |     let mut status = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/ioctl.rs:164:32
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let mut options = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]     --> src/posix/tty.rs:1294:32
[INFO] [stdout]      |
[INFO] [stdout] 1294 |     let mut termios = unsafe { mem::uninitialized() };
[INFO] [stdout]      |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/tty.rs:108:36
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut termios = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/posix/tty.rs:131:47
[INFO] [stdout]     |
[INFO] [stdout] 131 |             let mut actual_termios = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/clear_input_buffer.rs:76:60
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn run(port_name: &str, baud_rate: &str) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                            ^^^^^ help: use `dyn`: `dyn Error`
[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]   --> examples/clear_output_buffer.rs:68:79
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn run(port_name: &str, baud_rate: &str, block_size: usize) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> examples/duplex.rs:39:40
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut buffer: [u8; 1] = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/hardware_check.rs:192:32
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn test_single_port(port: &mut serialport::SerialPort, loopback: bool) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/hardware_check.rs:270:32
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn test_dual_ports(port1: &mut serialport::SerialPort, port2: &mut serialport::SerialPort) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> examples/hardware_check.rs:270:68
[INFO] [stdout]     |
[INFO] [stdout] 270 | fn test_dual_ports(port1: &mut serialport::SerialPort, port2: &mut serialport::SerialPort) {
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "259b782361311e3d76250f2627105cdff225f7e6de0b05170d1721b1d07ff747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259b782361311e3d76250f2627105cdff225f7e6de0b05170d1721b1d07ff747", kill_on_drop: false }`
[INFO] [stdout] 259b782361311e3d76250f2627105cdff225f7e6de0b05170d1721b1d07ff747