[INFO] updating cached repository wastevensv/cbor-telemetry-relay
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wastevensv/cbor-telemetry-relay
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wastevensv/cbor-telemetry-relay" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/wastevensv/cbor-telemetry-relay"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/wastevensv/cbor-telemetry-relay'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wastevensv/cbor-telemetry-relay" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/wastevensv/cbor-telemetry-relay"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/wastevensv/cbor-telemetry-relay'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5b5ce61a40920d748ed881681d69cdff3529c67b
[INFO] sha for GitHub repo wastevensv/cbor-telemetry-relay: 5b5ce61a40920d748ed881681d69cdff3529c67b
[INFO] validating manifest of wastevensv/cbor-telemetry-relay on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wastevensv/cbor-telemetry-relay on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wastevensv/cbor-telemetry-relay
[INFO] finished frobbing wastevensv/cbor-telemetry-relay
[INFO] frobbed toml for wastevensv/cbor-telemetry-relay written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/wastevensv/cbor-telemetry-relay/Cargo.toml
[INFO] started frobbing wastevensv/cbor-telemetry-relay
[INFO] finished frobbing wastevensv/cbor-telemetry-relay
[INFO] frobbed toml for wastevensv/cbor-telemetry-relay written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/wastevensv/cbor-telemetry-relay/Cargo.toml
[INFO] crate wastevensv/cbor-telemetry-relay has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wastevensv/cbor-telemetry-relay against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/wastevensv/cbor-telemetry-relay:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 46828e1a7b42f63220338aaac1f2c299a8ae323399bae8ba26d402cea88651ba
[INFO] running `"docker" "start" "-a" "46828e1a7b42f63220338aaac1f2c299a8ae323399bae8ba26d402cea88651ba"`
[INFO] [stderr]    Compiling cobs v0.1.3
[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 serde_cbor v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.15
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.39
[INFO] [stderr]    Compiling receiver-cbor v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin_proxy.rs:49:37
[INFO] [stderr]    |
[INFO] [stderr] 49 |                                     stream.flush();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 18.23s
[INFO] running `"docker" "inspect" "46828e1a7b42f63220338aaac1f2c299a8ae323399bae8ba26d402cea88651ba"`
[INFO] running `"docker" "rm" "-f" "46828e1a7b42f63220338aaac1f2c299a8ae323399bae8ba26d402cea88651ba"`
[INFO] [stdout] 46828e1a7b42f63220338aaac1f2c299a8ae323399bae8ba26d402cea88651ba
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/wastevensv/cbor-telemetry-relay:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] adc96bf88fb3c4edfdc818d4feeec457c86a90097d8a234ff79b5ee974c135d4
[INFO] running `"docker" "start" "-a" "adc96bf88fb3c4edfdc818d4feeec457c86a90097d8a234ff79b5ee974c135d4"`
[INFO] [stderr]    Compiling receiver-cbor v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/bin_proxy.rs:49:37
[INFO] [stderr]    |
[INFO] [stderr] 49 |                                     stream.flush();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "adc96bf88fb3c4edfdc818d4feeec457c86a90097d8a234ff79b5ee974c135d4"`
[INFO] running `"docker" "rm" "-f" "adc96bf88fb3c4edfdc818d4feeec457c86a90097d8a234ff79b5ee974c135d4"`
[INFO] [stdout] adc96bf88fb3c4edfdc818d4feeec457c86a90097d8a234ff79b5ee974c135d4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/wastevensv/cbor-telemetry-relay:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 2ee0ab90f07918eec7615a631c7103b3095d8bb8afc9afe33c3e3d69fac45639
[INFO] running `"docker" "start" "-a" "2ee0ab90f07918eec7615a631c7103b3095d8bb8afc9afe33c3e3d69fac45639"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/proxy-37756e9e8fb49c68
[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/publisher-74efbf5ae370a35d
[INFO] [stderr]      Running /opt/crater/target/debug/deps/receiver-a407b5ec662a6521
[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] [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" "2ee0ab90f07918eec7615a631c7103b3095d8bb8afc9afe33c3e3d69fac45639"`
[INFO] running `"docker" "rm" "-f" "2ee0ab90f07918eec7615a631c7103b3095d8bb8afc9afe33c3e3d69fac45639"`
[INFO] [stdout] 2ee0ab90f07918eec7615a631c7103b3095d8bb8afc9afe33c3e3d69fac45639