[INFO] updating cached repository TheSoftwareFactory/pulurobot-sequencer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TheSoftwareFactory/pulurobot-sequencer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TheSoftwareFactory/pulurobot-sequencer" "work/ex/beta-1.38-1/sources/1.37.0/gh/TheSoftwareFactory/pulurobot-sequencer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TheSoftwareFactory/pulurobot-sequencer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TheSoftwareFactory/pulurobot-sequencer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TheSoftwareFactory/pulurobot-sequencer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TheSoftwareFactory/pulurobot-sequencer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a2bee1ba827cdbde52f9b828e773481d552b701
[INFO] sha for GitHub repo TheSoftwareFactory/pulurobot-sequencer: 0a2bee1ba827cdbde52f9b828e773481d552b701
[INFO] validating manifest of TheSoftwareFactory/pulurobot-sequencer 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 TheSoftwareFactory/pulurobot-sequencer 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 TheSoftwareFactory/pulurobot-sequencer
[INFO] finished frobbing TheSoftwareFactory/pulurobot-sequencer
[INFO] frobbed toml for TheSoftwareFactory/pulurobot-sequencer written to work/ex/beta-1.38-1/sources/1.37.0/gh/TheSoftwareFactory/pulurobot-sequencer/Cargo.toml
[INFO] started frobbing TheSoftwareFactory/pulurobot-sequencer
[INFO] finished frobbing TheSoftwareFactory/pulurobot-sequencer
[INFO] frobbed toml for TheSoftwareFactory/pulurobot-sequencer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TheSoftwareFactory/pulurobot-sequencer/Cargo.toml
[INFO] crate TheSoftwareFactory/pulurobot-sequencer 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 TheSoftwareFactory/pulurobot-sequencer 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-7/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/TheSoftwareFactory/pulurobot-sequencer:/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] 8dd338b4d183bc3ffa075812cfcb1ba025d4f27d1da8a14d2cd77940e8c90dc5
[INFO] running `"docker" "start" "-a" "8dd338b4d183bc3ffa075812cfcb1ba025d4f27d1da8a14d2cd77940e8c90dc5"`
[INFO] [stderr]    Compiling pulurobot-sequencer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:186:17
[INFO] [stderr]     |
[INFO] [stderr] 186 |             Err(e) => {
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         self.signal_ch.send(true);
[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/main.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         self.signal_ch.send(false);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `"docker" "inspect" "8dd338b4d183bc3ffa075812cfcb1ba025d4f27d1da8a14d2cd77940e8c90dc5"`
[INFO] running `"docker" "rm" "-f" "8dd338b4d183bc3ffa075812cfcb1ba025d4f27d1da8a14d2cd77940e8c90dc5"`
[INFO] [stdout] 8dd338b4d183bc3ffa075812cfcb1ba025d4f27d1da8a14d2cd77940e8c90dc5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/TheSoftwareFactory/pulurobot-sequencer:/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] 8fc45c66b0bb2c20ddfa70c47efdcd8df093e888cb4b716a78f6f8526671aaa6
[INFO] running `"docker" "start" "-a" "8fc45c66b0bb2c20ddfa70c47efdcd8df093e888cb4b716a78f6f8526671aaa6"`
[INFO] [stderr]    Compiling pulurobot-sequencer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:186:17
[INFO] [stderr]     |
[INFO] [stderr] 186 |             Err(e) => {
[INFO] [stderr]     |                 ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         self.signal_ch.send(true);
[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/main.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |         self.signal_ch.send(false);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "8fc45c66b0bb2c20ddfa70c47efdcd8df093e888cb4b716a78f6f8526671aaa6"`
[INFO] running `"docker" "rm" "-f" "8fc45c66b0bb2c20ddfa70c47efdcd8df093e888cb4b716a78f6f8526671aaa6"`
[INFO] [stdout] 8fc45c66b0bb2c20ddfa70c47efdcd8df093e888cb4b716a78f6f8526671aaa6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/TheSoftwareFactory/pulurobot-sequencer:/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] fcdbe8d1e4f5b570fb96c86179587953be8dae39b6a3e686ddf951fbe35d8447
[INFO] running `"docker" "start" "-a" "fcdbe8d1e4f5b570fb96c86179587953be8dae39b6a3e686ddf951fbe35d8447"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pulurobot_sequencer-f0c22a92b8e59e6d
[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" "fcdbe8d1e4f5b570fb96c86179587953be8dae39b6a3e686ddf951fbe35d8447"`
[INFO] running `"docker" "rm" "-f" "fcdbe8d1e4f5b570fb96c86179587953be8dae39b6a3e686ddf951fbe35d8447"`
[INFO] [stdout] fcdbe8d1e4f5b570fb96c86179587953be8dae39b6a3e686ddf951fbe35d8447