[INFO] updating cached repository echelon/etherdream-emulator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/echelon/etherdream-emulator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/echelon/etherdream-emulator" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/echelon/etherdream-emulator"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/echelon/etherdream-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/echelon/etherdream-emulator" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/echelon/etherdream-emulator"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/echelon/etherdream-emulator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 656568a599c357495d725b20e93b6fadda29ac26
[INFO] sha for GitHub repo echelon/etherdream-emulator: 656568a599c357495d725b20e93b6fadda29ac26
[INFO] validating manifest of echelon/etherdream-emulator on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of echelon/etherdream-emulator on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing echelon/etherdream-emulator
[INFO] finished frobbing echelon/etherdream-emulator
[INFO] frobbed toml for echelon/etherdream-emulator written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/echelon/etherdream-emulator/Cargo.toml
[INFO] started frobbing echelon/etherdream-emulator
[INFO] finished frobbing echelon/etherdream-emulator
[INFO] frobbed toml for echelon/etherdream-emulator written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/echelon/etherdream-emulator/Cargo.toml
[INFO] crate echelon/etherdream-emulator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking echelon/etherdream-emulator against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/echelon/etherdream-emulator:/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=forbid" "-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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] abcbe12209663bf80d61eaaf77df3a95e19fa597a027b0e6327841e17438ec3f
[INFO] running `"docker" "start" "-a" "abcbe12209663bf80d61eaaf77df3a95e19fa597a027b0e6327841e17438ec3f"`
[INFO] [stderr]    Compiling serde_json v0.8.4
[INFO] [stderr]    Compiling miniz-sys v0.1.7
[INFO] [stderr]    Compiling libz-sys v1.0.7
[INFO] [stderr]     Checking ilda v0.0.2
[INFO] [stderr]     Checking pistoncore-input v0.12.0
[INFO] [stderr]    Compiling glutin v0.5.2
[INFO] [stderr]    Compiling glium v0.14.0
[INFO] [stderr]     Checking rayon v0.5.0
[INFO] [stderr]     Checking x11-dl v2.11.0
[INFO] [stderr]     Checking backtrace v0.1.8
[INFO] [stderr]     Checking memmap v0.2.3
[INFO] [stderr]    Compiling target_build_utils v0.1.2
[INFO] [stderr]    Compiling freetype-sys v0.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.8
[INFO] [stderr]     Checking flate2 v0.2.14
[INFO] [stderr]     Checking pistoncore-window v0.20.0
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking pistoncore-event_loop v0.23.0
[INFO] [stderr]    Compiling libloading v0.3.1
[INFO] [stderr]     Checking freetype-rs v0.9.0
[INFO] [stderr]     Checking piston v0.23.0
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.5.11
[INFO] [stderr]     Checking wayland-client v0.5.12
[INFO] [stderr]     Checking wayland-kbd v0.3.6
[INFO] [stderr]     Checking wayland-window v0.2.3
[INFO] [stderr]     Checking pistoncore-glutin_window v0.27.0
[INFO] [stderr]     Checking piston2d-glium_graphics v0.26.0
[INFO] [stderr]     Checking etherdream-emulator v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/dac.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     unreachable!()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]    --> src/dac.rs:198:9
[INFO] [stderr]     |
[INFO] [stderr] 198 |     let size = stream.write(response)?;
[INFO] [stderr]     |         ^^^^ help: consider prefixing with an underscore: `_size`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/pipeline.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |     let mut lock = self.input.lock()?;
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ClearEStop`
[INFO] [stderr]    --> src/protocol.rs:160:3
[INFO] [stderr]     |
[INFO] [stderr] 160 |   ClearEStop,
[INFO] [stderr]     |   ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `EmergencyStop`
[INFO] [stderr]    --> src/protocol.rs:161:3
[INFO] [stderr]     |
[INFO] [stderr] 161 |   EmergencyStop,
[INFO] [stderr]     |   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `QueueRateChange`
[INFO] [stderr]    --> src/protocol.rs:173:3
[INFO] [stderr]     |
[INFO] [stderr] 173 |   QueueRateChange,
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Stop`
[INFO] [stderr]    --> src/protocol.rs:174:3
[INFO] [stderr]     |
[INFO] [stderr] 174 |   Stop,
[INFO] [stderr]     |   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `name`
[INFO] [stderr]    --> src/protocol.rs:208:3
[INFO] [stderr]     |
[INFO] [stderr] 208 |   pub fn name(&self) -> &str {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `BeginCommand`
[INFO] [stderr]    --> src/protocol.rs:250:1
[INFO] [stderr]     |
[INFO] [stderr] 250 | struct BeginCommand {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PrepareCommand`
[INFO] [stderr]    --> src/protocol.rs:256:1
[INFO] [stderr]     |
[INFO] [stderr] 256 | struct PrepareCommand {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DataCommand`
[INFO] [stderr]    --> src/protocol.rs:262:1
[INFO] [stderr]     |
[INFO] [stderr] 262 | struct DataCommand {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BufferFull`
[INFO] [stderr]    --> src/protocol.rs:283:3
[INFO] [stderr]     |
[INFO] [stderr] 283 |   BufferFull,
[INFO] [stderr]     |   ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InvalidCommand`
[INFO] [stderr]    --> src/protocol.rs:284:3
[INFO] [stderr]     |
[INFO] [stderr] 284 |   InvalidCommand,
[INFO] [stderr]     |   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Stop`
[INFO] [stderr]    --> src/protocol.rs:285:3
[INFO] [stderr]     |
[INFO] [stderr] 285 |   Stop,
[INFO] [stderr]     |   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/protocol.rs:351:3
[INFO] [stderr]     |
[INFO] [stderr] 351 |   pub fn new() -> Broadcast {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TCP_PORT`
[INFO] [stderr]   --> src/main.rs:36:1
[INFO] [stderr]    |
[INFO] [stderr] 36 | const TCP_PORT : u16 = 7765;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/dac.rs:87:11
[INFO] [stderr]    |
[INFO] [stderr] 87 |           self.write(&mut stream, &command);
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/dac.rs:90:11
[INFO] [stderr]    |
[INFO] [stderr] 90 |           self.write(&mut stream, &command);
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/dac.rs:93:11
[INFO] [stderr]    |
[INFO] [stderr] 93 |           self.write(&mut stream, &command);
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/dac.rs:96:11
[INFO] [stderr]    |
[INFO] [stderr] 96 |           self.write_version(&mut stream);
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]    --> src/dac.rs:258:5
[INFO] [stderr]     |
[INFO] [stderr] 258 |     thread::sleep_ms(250); // Wait for DAC to accept connections.
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/dac.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     unreachable!()
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0063]: missing field `point_size` in initializer of `RuntimeOpts`
[INFO] [stderr]    --> src/dac.rs:299:16
[INFO] [stderr]     |
[INFO] [stderr] 299 |     let opts = RuntimeOpts { debug_protocol: false, headless: true };
[INFO] [stderr]     |                ^^^^^^^^^^^ missing `point_size`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0063`.
[INFO] [stderr] error: Could not compile `etherdream-emulator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "abcbe12209663bf80d61eaaf77df3a95e19fa597a027b0e6327841e17438ec3f"`
[INFO] running `"docker" "rm" "-f" "abcbe12209663bf80d61eaaf77df3a95e19fa597a027b0e6327841e17438ec3f"`
[INFO] [stdout] abcbe12209663bf80d61eaaf77df3a95e19fa597a027b0e6327841e17438ec3f