[INFO] crate ether-dream 0.2.2 is already in cache
[INFO] extracting crate ether-dream 0.2.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/ether-dream/0.2.2
[INFO] extracting crate ether-dream 0.2.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ether-dream/0.2.2
[INFO] validating manifest of ether-dream-0.2.2 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ether-dream-0.2.2 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ether-dream-0.2.2
[INFO] finished frobbing ether-dream-0.2.2
[INFO] frobbed toml for ether-dream-0.2.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/ether-dream/0.2.2/Cargo.toml
[INFO] started frobbing ether-dream-0.2.2
[INFO] finished frobbing ether-dream-0.2.2
[INFO] frobbed toml for ether-dream-0.2.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ether-dream/0.2.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ether-dream-0.2.2 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/ether-dream/0.2.2:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] ba188d8a7f636bc978857c237620277e1b2a997950df740b37074e0136ccced3
[INFO] running `"docker" "start" "-a" "ba188d8a7f636bc978857c237620277e1b2a997950df740b37074e0136ccced3"`
[INFO] [stderr]    Compiling ether-dream v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `timeout`
[INFO] [stderr]   --> src/dac/stream.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     timeout: Option<time::Duration>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `"docker" "inspect" "ba188d8a7f636bc978857c237620277e1b2a997950df740b37074e0136ccced3"`
[INFO] running `"docker" "rm" "-f" "ba188d8a7f636bc978857c237620277e1b2a997950df740b37074e0136ccced3"`
[INFO] [stdout] ba188d8a7f636bc978857c237620277e1b2a997950df740b37074e0136ccced3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/ether-dream/0.2.2:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5f458eddaf37576356cc127674f3290e2b5d76dd6b7a4472f9e5004e3bbd97da
[INFO] running `"docker" "start" "-a" "5f458eddaf37576356cc127674f3290e2b5d76dd6b7a4472f9e5004e3bbd97da"`
[INFO] [stderr]    Compiling ether-dream v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `timeout`
[INFO] [stderr]   --> src/dac/stream.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     timeout: Option<time::Duration>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.20s
[INFO] running `"docker" "inspect" "5f458eddaf37576356cc127674f3290e2b5d76dd6b7a4472f9e5004e3bbd97da"`
[INFO] running `"docker" "rm" "-f" "5f458eddaf37576356cc127674f3290e2b5d76dd6b7a4472f9e5004e3bbd97da"`
[INFO] [stdout] 5f458eddaf37576356cc127674f3290e2b5d76dd6b7a4472f9e5004e3bbd97da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/ether-dream/0.2.2:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] fe68dc03843db8a75b11a1bfd7b6da1fd268e46ba92f9818b863d54fedd9e8b3
[INFO] running `"docker" "start" "-a" "fe68dc03843db8a75b11a1bfd7b6da1fd268e46ba92f9818b863d54fedd9e8b3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ether_dream-e2f9aaef05333bdf
[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] [stderr]      Running /opt/crater/target/debug/deps/protocol-4d1ac9961fbb8b45
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test write_then_read_command_begin ... ok
[INFO] [stdout] test write_then_read_command_stop ... ok
[INFO] [stdout] test write_then_read_command_clear_emergency_stop ... ok
[INFO] [stdout] test write_then_read_command_prepare_stream ... ok
[INFO] [stdout] test write_then_read_command_emergency_stop ... ok
[INFO] [stdout] test write_then_read_command_ping ... ok
[INFO] [stdout] test write_then_read_command_queue_change ... ok
[INFO] [stdout] test write_then_read_dac_broadcast ... ok
[INFO] [stdout] test write_then_read_dac_response ... ok
[INFO] [stdout] test write_then_read_dac_status ... ok
[INFO] [stdout] test write_then_read_dac_point ... ok
[INFO] [stdout] test write_then_read_command_data ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ether-dream
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - recv_dac_broadcasts (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fe68dc03843db8a75b11a1bfd7b6da1fd268e46ba92f9818b863d54fedd9e8b3"`
[INFO] running `"docker" "rm" "-f" "fe68dc03843db8a75b11a1bfd7b6da1fd268e46ba92f9818b863d54fedd9e8b3"`
[INFO] [stdout] fe68dc03843db8a75b11a1bfd7b6da1fd268e46ba92f9818b863d54fedd9e8b3