[INFO] updating cached repository Emre-Kul/rust-api
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Emre-Kul/rust-api
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Emre-Kul/rust-api" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Emre-Kul/rust-api"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Emre-Kul/rust-api'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Emre-Kul/rust-api" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Emre-Kul/rust-api"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Emre-Kul/rust-api'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fc25d4c729aaf0e1fe411266265c575fd0b9a695
[INFO] sha for GitHub repo Emre-Kul/rust-api: fc25d4c729aaf0e1fe411266265c575fd0b9a695
[INFO] validating manifest of Emre-Kul/rust-api on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Emre-Kul/rust-api on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Emre-Kul/rust-api
[INFO] finished frobbing Emre-Kul/rust-api
[INFO] frobbed toml for Emre-Kul/rust-api written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Emre-Kul/rust-api/Cargo.toml
[INFO] started frobbing Emre-Kul/rust-api
[INFO] finished frobbing Emre-Kul/rust-api
[INFO] frobbed toml for Emre-Kul/rust-api written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/Emre-Kul/rust-api/Cargo.toml
[INFO] crate Emre-Kul/rust-api already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Emre-Kul/rust-api/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking Emre-Kul/rust-api against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/Emre-Kul/rust-api:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a06981cd751a2d15b7145950eb8a23dcf15796d702c2a10ea6598f1b7f21fefc
[INFO] running `"docker" "start" "-a" "a06981cd751a2d15b7145950eb8a23dcf15796d702c2a10ea6598f1b7f21fefc"`
[INFO] [stderr]     Checking nickel v0.11.0
[INFO] [stderr]     Checking rest-nickel-api v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `save_note`
[INFO] [stderr]  --> src/controllers/notes.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn save_note() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_note`
[INFO] [stderr]  --> src/controllers/notes.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn get_note() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delete_note`
[INFO] [stderr]   --> src/controllers/notes.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn delete_note() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_note`
[INFO] [stderr]   --> src/controllers/notes.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn update_note() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     server.listen("0.0.0.0:6767");
[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: function is never used: `save_note`
[INFO] [stderr]  --> src/controllers/notes.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn save_note() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_note`
[INFO] [stderr]  --> src/controllers/notes.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn get_note() {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delete_note`
[INFO] [stderr]   --> src/controllers/notes.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn delete_note() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `update_note`
[INFO] [stderr]   --> src/controllers/notes.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn update_note() {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     server.listen("0.0.0.0:6767");
[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 4.90s
[INFO] running `"docker" "inspect" "a06981cd751a2d15b7145950eb8a23dcf15796d702c2a10ea6598f1b7f21fefc"`
[INFO] running `"docker" "rm" "-f" "a06981cd751a2d15b7145950eb8a23dcf15796d702c2a10ea6598f1b7f21fefc"`
[INFO] [stdout] a06981cd751a2d15b7145950eb8a23dcf15796d702c2a10ea6598f1b7f21fefc