[INFO] crate serialport 3.3.0 is already in cache
[INFO] extracting crate serialport 3.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/serialport/3.3.0
[INFO] extracting crate serialport 3.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serialport/3.3.0
[INFO] validating manifest of serialport-3.3.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serialport-3.3.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serialport-3.3.0
[INFO] finished frobbing serialport-3.3.0
[INFO] frobbed toml for serialport-3.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/serialport/3.3.0/Cargo.toml
[INFO] started frobbing serialport-3.3.0
[INFO] finished frobbing serialport-3.3.0
[INFO] frobbed toml for serialport-3.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serialport/3.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing serialport-3.3.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serialport/3.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5d91260ec865a7897b720992881fc801f1023237274bacd8e3653796762f39ad
[INFO] running `"docker" "start" "-a" "5d91260ec865a7897b720992881fc801f1023237274bacd8e3653796762f39ad"`
[INFO] [stderr]    Compiling serialport v3.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/posix/tty.rs:904:39
[INFO] [stderr]     |
[INFO] [stderr] 904 |     fn try_clone(&self) -> Result<Box<SerialPort>> {
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:461:39
[INFO] [stderr]     |
[INFO] [stderr] 461 |     fn try_clone(&self) -> Result<Box<SerialPort>>;
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:517:63
[INFO] [stderr]     |
[INFO] [stderr] 517 | pub fn open<T: AsRef<OsStr> + ?Sized>(port: &T) -> Result<Box<SerialPort>> {
[INFO] [stderr]     |                                                               ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:559:17
[INFO] [stderr]     |
[INFO] [stderr] 559 | ) -> Result<Box<SerialPort>> {
[INFO] [stderr]     |                 ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `"docker" "inspect" "5d91260ec865a7897b720992881fc801f1023237274bacd8e3653796762f39ad"`
[INFO] running `"docker" "rm" "-f" "5d91260ec865a7897b720992881fc801f1023237274bacd8e3653796762f39ad"`
[INFO] [stdout] 5d91260ec865a7897b720992881fc801f1023237274bacd8e3653796762f39ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serialport/3.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 40209f5f56a63fa0643532a796a837227ae479c5a88f04fd90a7afa47530b8e0
[INFO] running `"docker" "start" "-a" "40209f5f56a63fa0643532a796a837227ae479c5a88f04fd90a7afa47530b8e0"`
[INFO] [stderr]    Compiling serialport v3.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/clear_input_buffer.rs:76:60
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn run(port_name: &str, baud_rate: &str) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/posix/tty.rs:904:39
[INFO] [stderr]     |
[INFO] [stderr] 904 |     fn try_clone(&self) -> Result<Box<SerialPort>> {
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:461:39
[INFO] [stderr]     |
[INFO] [stderr] 461 |     fn try_clone(&self) -> Result<Box<SerialPort>>;
[INFO] [stderr]     |                                       ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:517:63
[INFO] [stderr]     |
[INFO] [stderr] 517 | pub fn open<T: AsRef<OsStr> + ?Sized>(port: &T) -> Result<Box<SerialPort>> {
[INFO] [stderr]     |                                                               ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:559:17
[INFO] [stderr]     |
[INFO] [stderr] 559 | ) -> Result<Box<SerialPort>> {
[INFO] [stderr]     |                 ^^^^^^^^^^ help: use `dyn`: `dyn SerialPort`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/hardware_check.rs:192:32
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn test_single_port(port: &mut serialport::SerialPort, loopback: bool) {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/hardware_check.rs:270:32
[INFO] [stderr]     |
[INFO] [stderr] 270 | fn test_dual_ports(port1: &mut serialport::SerialPort, port2: &mut serialport::SerialPort) {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> examples/hardware_check.rs:270:68
[INFO] [stderr]     |
[INFO] [stderr] 270 | fn test_dual_ports(port1: &mut serialport::SerialPort, port2: &mut serialport::SerialPort) {
[INFO] [stderr]     |                                                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn serialport::SerialPort`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> examples/clear_output_buffer.rs:68:79
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn run(port_name: &str, baud_rate: &str, block_size: usize) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.19s
[INFO] running `"docker" "inspect" "40209f5f56a63fa0643532a796a837227ae479c5a88f04fd90a7afa47530b8e0"`
[INFO] running `"docker" "rm" "-f" "40209f5f56a63fa0643532a796a837227ae479c5a88f04fd90a7afa47530b8e0"`
[INFO] [stdout] 40209f5f56a63fa0643532a796a837227ae479c5a88f04fd90a7afa47530b8e0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/serialport/3.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 0bc560e7af53bb7e470e889f759cc0e3b7b9be16d851b7c1bad2f68cbc1ce2b3
[INFO] running `"docker" "start" "-a" "0bc560e7af53bb7e470e889f759cc0e3b7b9be16d851b7c1bad2f68cbc1ce2b3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serialport-0ce3c4a2603fb65c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test posix::tty::test_ttyport_into_raw_fd ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_try_clone-a4063c445c771fe0
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_try_clone ... ok
[INFO] [stdout] test test_try_clone_move ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_tty-be99567b9c3852c9
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_ttyport_set_nonstandard_baud ... ok
[INFO] [stdout] test test_ttyport_pair ... ok
[INFO] [stdout] test test_ttyport_set_standard_baud ... ok
[INFO] [stdout] test test_ttyport_timeout ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serialport
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - prelude (line 41) ... ok
[INFO] [stdout] test src/lib.rs - open_with_settings (line 542) ... ok
[INFO] [stdout] test src/posix/tty.rs - posix::tty::TTYPort::pair (line 247) ... ok
[INFO] [stdout] test src/lib.rs - open (line 514) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0bc560e7af53bb7e470e889f759cc0e3b7b9be16d851b7c1bad2f68cbc1ce2b3"`
[INFO] running `"docker" "rm" "-f" "0bc560e7af53bb7e470e889f759cc0e3b7b9be16d851b7c1bad2f68cbc1ce2b3"`
[INFO] [stdout] 0bc560e7af53bb7e470e889f759cc0e3b7b9be16d851b7c1bad2f68cbc1ce2b3