[INFO] updating cached repository https://github.com/domsj/rust-sd
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 756a9ebeb6ab0ce986538fe45cc345d8383220ac
[INFO] testing domsj/rust-sd against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomsj%2Frust-sd" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/domsj/rust-sd on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/domsj/rust-sd
[INFO] finished tweaking git repo https://github.com/domsj/rust-sd
[INFO] tweaked toml for git repo https://github.com/domsj/rust-sd written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/domsj/rust-sd already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 4476341f5ee716254170b4ca65f99adb9752b338e8d5c0d3dd1150002f80beea
[INFO] running `"docker" "start" "-a" "4476341f5ee716254170b4ca65f99adb9752b338e8d5c0d3dd1150002f80beea"`
[INFO] [stderr]    Compiling serde v1.0.23
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.7
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling bytes v0.4.5
[INFO] [stderr]    Compiling mio v0.6.11
[INFO] [stderr]    Compiling tokio-io v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.23
[INFO] [stderr]    Compiling tokio-core v0.1.10
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.7
[INFO] [stderr]    Compiling rust_sd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `tcp_stream`
[INFO] [stderr]    --> src/main.rs:155:25
[INFO] [stderr]     |
[INFO] [stderr] 155 |                     let tcp_stream =
[INFO] [stderr]     |                         ^^^^^^^^^^ help: consider prefixing with an underscore: `_tcp_stream`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MessageCodec`
[INFO] [stderr]   --> src/main.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     struct MessageCodec;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.90s
[INFO] running `"docker" "inspect" "4476341f5ee716254170b4ca65f99adb9752b338e8d5c0d3dd1150002f80beea"`
[INFO] running `"docker" "rm" "-f" "4476341f5ee716254170b4ca65f99adb9752b338e8d5c0d3dd1150002f80beea"`
[INFO] [stdout] 4476341f5ee716254170b4ca65f99adb9752b338e8d5c0d3dd1150002f80beea
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 664ffd7d225406421ff944ebff02ce2f944a37fff3a6a3f2775526320a3437e0
[INFO] running `"docker" "start" "-a" "664ffd7d225406421ff944ebff02ce2f944a37fff3a6a3f2775526320a3437e0"`
[INFO] [stderr]    Compiling rust_sd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `tcp_stream`
[INFO] [stderr]    --> src/main.rs:155:25
[INFO] [stderr]     |
[INFO] [stderr] 155 |                     let tcp_stream =
[INFO] [stderr]     |                         ^^^^^^^^^^ help: consider prefixing with an underscore: `_tcp_stream`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MessageCodec`
[INFO] [stderr]   --> src/main.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     struct MessageCodec;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `"docker" "inspect" "664ffd7d225406421ff944ebff02ce2f944a37fff3a6a3f2775526320a3437e0"`
[INFO] running `"docker" "rm" "-f" "664ffd7d225406421ff944ebff02ce2f944a37fff3a6a3f2775526320a3437e0"`
[INFO] [stdout] 664ffd7d225406421ff944ebff02ce2f944a37fff3a6a3f2775526320a3437e0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] abe19b7f9ed829a3f1e26341a6d0a2cc3aed18d23dfdf79cc564f806db6d0ed4
[INFO] running `"docker" "start" "-a" "abe19b7f9ed829a3f1e26341a6d0a2cc3aed18d23dfdf79cc564f806db6d0ed4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_sd-2455ac9a2fa766d8
[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" "abe19b7f9ed829a3f1e26341a6d0a2cc3aed18d23dfdf79cc564f806db6d0ed4"`
[INFO] running `"docker" "rm" "-f" "abe19b7f9ed829a3f1e26341a6d0a2cc3aed18d23dfdf79cc564f806db6d0ed4"`
[INFO] [stdout] abe19b7f9ed829a3f1e26341a6d0a2cc3aed18d23dfdf79cc564f806db6d0ed4