[INFO] updating cached repository Enapiuz/Ganges
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Enapiuz/Ganges
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Enapiuz/Ganges" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Enapiuz/Ganges"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Enapiuz/Ganges'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Enapiuz/Ganges" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Enapiuz/Ganges"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Enapiuz/Ganges'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e6b1bfc3da4e2203fdf5e3d02a40225cbbb1b41e
[INFO] sha for GitHub repo Enapiuz/Ganges: e6b1bfc3da4e2203fdf5e3d02a40225cbbb1b41e
[INFO] validating manifest of Enapiuz/Ganges on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Enapiuz/Ganges on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Enapiuz/Ganges
[INFO] finished frobbing Enapiuz/Ganges
[INFO] frobbed toml for Enapiuz/Ganges written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Enapiuz/Ganges/Cargo.toml
[INFO] started frobbing Enapiuz/Ganges
[INFO] finished frobbing Enapiuz/Ganges
[INFO] frobbed toml for Enapiuz/Ganges written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Enapiuz/Ganges/Cargo.toml
[INFO] crate Enapiuz/Ganges has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Enapiuz/Ganges against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/Enapiuz/Ganges:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cf2b31fd07c8b48a9c2086c067409052287e1217389bc69492a4a27124a56c8a
[INFO] running `"docker" "start" "-a" "cf2b31fd07c8b48a9c2086c067409052287e1217389bc69492a4a27124a56c8a"`
[INFO] [stderr]     Checking linked-hash-map v0.4.1
[INFO] [stderr]     Checking hostname v0.1.3
[INFO] [stderr]     Checking textnonce v0.4.1
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking semver-parser v0.6.2
[INFO] [stderr]     Checking semver v0.5.1
[INFO] [stderr]     Checking serde_json v0.9.9
[INFO] [stderr]     Checking bson v0.4.4
[INFO] [stderr]     Checking mongodb v0.2.3
[INFO] [stderr]     Checking ganges v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `subscribers`
[INFO] [stderr]  --> src/keeper/registry.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     subscribers: HashMap<String, RefCell<Vec<String>>>
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `subscribe`
[INFO] [stderr]   --> src/keeper/registry.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn subscribe(&mut self, event_name: String, target_url: String) -> Result<(), &str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unsubscribe`
[INFO] [stderr]   --> src/keeper/registry.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn unsubscribe(&mut self, event_name: String, target_url: String) -> Result<(), &str> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_subscribers`
[INFO] [stderr]   --> src/keeper/registry.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn get_subscribers(&self, event_name: String) -> Vec<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.21s
[INFO] running `"docker" "inspect" "cf2b31fd07c8b48a9c2086c067409052287e1217389bc69492a4a27124a56c8a"`
[INFO] running `"docker" "rm" "-f" "cf2b31fd07c8b48a9c2086c067409052287e1217389bc69492a4a27124a56c8a"`
[INFO] [stdout] cf2b31fd07c8b48a9c2086c067409052287e1217389bc69492a4a27124a56c8a