[INFO] updating cached repository alexjeffries/yams
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/alexjeffries/yams
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/alexjeffries/yams" "work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/alexjeffries/yams"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/alexjeffries/yams'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/alexjeffries/yams" "work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/alexjeffries/yams"`
[INFO] [stderr] Cloning into 'work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/alexjeffries/yams'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6e80f265cffe30813e6c626cb654b837a5f246f8
[INFO] sha for GitHub repo alexjeffries/yams: 6e80f265cffe30813e6c626cb654b837a5f246f8
[INFO] validating manifest of alexjeffries/yams on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of alexjeffries/yams on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing alexjeffries/yams
[INFO] finished frobbing alexjeffries/yams
[INFO] frobbed toml for alexjeffries/yams written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/alexjeffries/yams/Cargo.toml
[INFO] started frobbing alexjeffries/yams
[INFO] finished frobbing alexjeffries/yams
[INFO] frobbed toml for alexjeffries/yams written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/gh/alexjeffries/yams/Cargo.toml
[INFO] crate alexjeffries/yams already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking alexjeffries/yams against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-1/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/gh/alexjeffries/yams:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 248d4cfaeb3a8e94804c35eb5c31961bb9871b225572ee100fd4dd778616b38c
[INFO] running `"docker" "start" "-a" "248d4cfaeb3a8e94804c35eb5c31961bb9871b225572ee100fd4dd778616b38c"`
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking yams v0.0.1+dev (/opt/crater/workdir)
[INFO] [stderr] warning: lifetime may not live long enough
[INFO] [stderr]   --> src/main.rs:70:50
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let server = Http::new().bind(&addr, move || Ok(YamsService { mocks: &mocks }))?;
[INFO] [stderr]    |                                          ------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ returning this value requires that `'1` must outlive `'2`
[INFO] [stderr]    |                                          |     |
[INFO] [stderr]    |                                          |     return type of closure is std::result::Result<YamsService<'2>, std::io::Error>
[INFO] [stderr]    |                                          lifetime `'1` represents this closure's body
[INFO] [stderr]    |
[INFO] [stderr]    = note: closure implements `Fn`, so references to captured variables can't escape the closure
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `matcher`
[INFO] [stderr]   --> src/lib.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn matcher(&self) -> &Matcher {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lifetime may not live long enough
[INFO] [stderr]   --> src/main.rs:70:50
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let server = Http::new().bind(&addr, move || Ok(YamsService { mocks: &mocks }))?;
[INFO] [stderr]    |                                          ------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ returning this value requires that `'1` must outlive `'2`
[INFO] [stderr]    |                                          |     |
[INFO] [stderr]    |                                          |     return type of closure is std::result::Result<YamsService<'2>, std::io::Error>
[INFO] [stderr]    |                                          lifetime `'1` represents this closure's body
[INFO] [stderr]    |
[INFO] [stderr]    = note: closure implements `Fn`, so references to captured variables can't escape the closure
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.55s
[INFO] running `"docker" "inspect" "248d4cfaeb3a8e94804c35eb5c31961bb9871b225572ee100fd4dd778616b38c"`
[INFO] running `"docker" "rm" "-f" "248d4cfaeb3a8e94804c35eb5c31961bb9871b225572ee100fd4dd778616b38c"`
[INFO] [stdout] 248d4cfaeb3a8e94804c35eb5c31961bb9871b225572ee100fd4dd778616b38c