[INFO] updating cached repository justinnoah/rtracker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/justinnoah/rtracker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/justinnoah/rtracker" "work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/justinnoah/rtracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/justinnoah/rtracker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/justinnoah/rtracker" "work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/justinnoah/rtracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/justinnoah/rtracker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 20030be28abaef1d4bd7d36c7da001c5444dca3e
[INFO] sha for GitHub repo justinnoah/rtracker: 20030be28abaef1d4bd7d36c7da001c5444dca3e
[INFO] validating manifest of justinnoah/rtracker on toolchain master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of justinnoah/rtracker on toolchain try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing justinnoah/rtracker
[INFO] finished frobbing justinnoah/rtracker
[INFO] frobbed toml for justinnoah/rtracker written to work/ex/pr-57321/sources/master#c0bbc3927e28c22edefe6a1353b5ecc95ea9a104/gh/justinnoah/rtracker/Cargo.toml
[INFO] started frobbing justinnoah/rtracker
[INFO] finished frobbing justinnoah/rtracker
[INFO] frobbed toml for justinnoah/rtracker written to work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/justinnoah/rtracker/Cargo.toml
[INFO] crate justinnoah/rtracker has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0bbc3927e28c22edefe6a1353b5ecc95ea9a104-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking justinnoah/rtracker against try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0 for pr-57321
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57321/worker-5/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57321/sources/try#b9139d2caca1db46014a9c302d5c47cfae0d8ae0/gh/justinnoah/rtracker:/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" "+b9139d2caca1db46014a9c302d5c47cfae0d8ae0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3a56d03ac90ef398692dcfc3722bdaeb27cf76f5851f110349c7858a00d7228f
[INFO] running `"docker" "start" "-a" "3a56d03ac90ef398692dcfc3722bdaeb27cf76f5851f110349c7858a00d7228f"`
[INFO] [stderr]     Checking serde v0.9.14
[INFO] [stderr]     Checking scheduled-thread-pool v0.1.0
[INFO] [stderr]     Checking rust-ini v0.10.0
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking docopt v0.7.0
[INFO] [stderr]     Checking r2d2 v0.7.2
[INFO] [stderr]    Compiling serde_derive v0.9.14
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking bincode v0.7.0
[INFO] [stderr]     Checking rusqlite v0.11.0
[INFO] [stderr]     Checking r2d2_sqlite v0.2.0
[INFO] [stderr]     Checking rtracker v0.7.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `ip` is never read
[INFO] [stderr]    --> src/handler.rs:155:21
[INFO] [stderr]     |
[INFO] [stderr] 155 |             let mut ip = String::new();
[INFO] [stderr]     |                     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ip` is never read
[INFO] [stderr]    --> src/handler.rs:155:21
[INFO] [stderr]     |
[INFO] [stderr] 155 |             let mut ip = String::new();
[INFO] [stderr]     |                     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.61s
[INFO] running `"docker" "inspect" "3a56d03ac90ef398692dcfc3722bdaeb27cf76f5851f110349c7858a00d7228f"`
[INFO] running `"docker" "rm" "-f" "3a56d03ac90ef398692dcfc3722bdaeb27cf76f5851f110349c7858a00d7228f"`
[INFO] [stdout] 3a56d03ac90ef398692dcfc3722bdaeb27cf76f5851f110349c7858a00d7228f