[INFO] updating cached repository etrombly/serial_mon
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/etrombly/serial_mon
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/etrombly/serial_mon" "work/ex/beta-1.38-1/sources/1.37.0/gh/etrombly/serial_mon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/etrombly/serial_mon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/etrombly/serial_mon" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/etrombly/serial_mon"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/etrombly/serial_mon'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e898456846aeb70f8ff1dddb2f4fd7714f5d0ec4
[INFO] sha for GitHub repo etrombly/serial_mon: e898456846aeb70f8ff1dddb2f4fd7714f5d0ec4
[INFO] validating manifest of etrombly/serial_mon 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 etrombly/serial_mon 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 etrombly/serial_mon
[INFO] finished frobbing etrombly/serial_mon
[INFO] frobbed toml for etrombly/serial_mon written to work/ex/beta-1.38-1/sources/1.37.0/gh/etrombly/serial_mon/Cargo.toml
[INFO] started frobbing etrombly/serial_mon
[INFO] finished frobbing etrombly/serial_mon
[INFO] frobbed toml for etrombly/serial_mon written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/etrombly/serial_mon/Cargo.toml
[INFO] crate etrombly/serial_mon already has a lockfile, it will not be regenerated
[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 etrombly/serial_mon 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-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/etrombly/serial_mon:/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] 8c4f25e965c1dc97240030a8f0c827c2346d5dc0496573e4da3930ed3792d2e9
[INFO] running `"docker" "start" "-a" "8c4f25e965c1dc97240030a8f0c827c2346d5dc0496573e4da3930ed3792d2e9"`
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling cobs v0.1.4
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling tui v0.5.1
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serial_mon v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `sync::mpsc`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     sync::mpsc,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::input::TermRead`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use termion::input::TermRead;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rect`
[INFO] [stderr]   --> src/main.rs:17:61
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tui::layout::{Alignment, Constraint, Direction, Layout, Rect};
[INFO] [stderr]    |                                                             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `x` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:95:21
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let mut x = 0.0_f32;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_x` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `y` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:96:21
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let mut y = 0.0_f32;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_y` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]   --> src/main.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 x = t_x;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y` is never read
[INFO] [stderr]    --> src/main.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 y = t_y;
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `input_handle`
[INFO] [stderr]   --> src/util/event.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     input_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `tick_handle`
[INFO] [stderr]   --> src/util/event.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     tick_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/util/event.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new() -> Events {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.62s
[INFO] running `"docker" "inspect" "8c4f25e965c1dc97240030a8f0c827c2346d5dc0496573e4da3930ed3792d2e9"`
[INFO] running `"docker" "rm" "-f" "8c4f25e965c1dc97240030a8f0c827c2346d5dc0496573e4da3930ed3792d2e9"`
[INFO] [stdout] 8c4f25e965c1dc97240030a8f0c827c2346d5dc0496573e4da3930ed3792d2e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/etrombly/serial_mon:/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] be0c9fbb3cc37897cb35e9cbe84b9b97e07d6d5ff0d3b3ac89867cec7012f053
[INFO] running `"docker" "start" "-a" "be0c9fbb3cc37897cb35e9cbe84b9b97e07d6d5ff0d3b3ac89867cec7012f053"`
[INFO] [stderr]    Compiling serial_mon v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `sync::mpsc`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     sync::mpsc,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `termion::input::TermRead`
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use termion::input::TermRead;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rect`
[INFO] [stderr]   --> src/main.rs:17:61
[INFO] [stderr]    |
[INFO] [stderr] 17 | use tui::layout::{Alignment, Constraint, Direction, Layout, Rect};
[INFO] [stderr]    |                                                             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `x` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:95:21
[INFO] [stderr]    |
[INFO] [stderr] 95 |             let mut x = 0.0_f32;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_x` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `y` is assigned to, but never used
[INFO] [stderr]   --> src/main.rs:96:21
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let mut y = 0.0_f32;
[INFO] [stderr]    |                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_y` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]   --> src/main.rs:99:17
[INFO] [stderr]    |
[INFO] [stderr] 99 |                 x = t_x;
[INFO] [stderr]    |                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `y` is never read
[INFO] [stderr]    --> src/main.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |                 y = t_y;
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `input_handle`
[INFO] [stderr]   --> src/util/event.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     input_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `tick_handle`
[INFO] [stderr]   --> src/util/event.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     tick_handle: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/util/event.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn new() -> Events {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "be0c9fbb3cc37897cb35e9cbe84b9b97e07d6d5ff0d3b3ac89867cec7012f053"`
[INFO] running `"docker" "rm" "-f" "be0c9fbb3cc37897cb35e9cbe84b9b97e07d6d5ff0d3b3ac89867cec7012f053"`
[INFO] [stdout] be0c9fbb3cc37897cb35e9cbe84b9b97e07d6d5ff0d3b3ac89867cec7012f053
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/etrombly/serial_mon:/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] 0ee0fc376d4f8e4ca4efa4b9a46334cd268ab9bc7c1de881beff81bcb0d529d6
[INFO] running `"docker" "start" "-a" "0ee0fc376d4f8e4ca4efa4b9a46334cd268ab9bc7c1de881beff81bcb0d529d6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serial_mon-73886955f20d3e89
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0ee0fc376d4f8e4ca4efa4b9a46334cd268ab9bc7c1de881beff81bcb0d529d6"`
[INFO] running `"docker" "rm" "-f" "0ee0fc376d4f8e4ca4efa4b9a46334cd268ab9bc7c1de881beff81bcb0d529d6"`
[INFO] [stdout] 0ee0fc376d4f8e4ca4efa4b9a46334cd268ab9bc7c1de881beff81bcb0d529d6