[INFO] updating cached repository milyin/sexpr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/milyin/sexpr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/milyin/sexpr" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/milyin/sexpr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/milyin/sexpr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/milyin/sexpr" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/milyin/sexpr"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/milyin/sexpr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9768367f60c3b3803dd1a6df31649a5e6992a111
[INFO] sha for GitHub repo milyin/sexpr: 9768367f60c3b3803dd1a6df31649a5e6992a111
[INFO] validating manifest of milyin/sexpr 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 milyin/sexpr 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 milyin/sexpr
[INFO] finished frobbing milyin/sexpr
[INFO] frobbed toml for milyin/sexpr written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/milyin/sexpr/Cargo.toml
[INFO] started frobbing milyin/sexpr
[INFO] finished frobbing milyin/sexpr
[INFO] frobbed toml for milyin/sexpr written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/milyin/sexpr/Cargo.toml
[INFO] crate milyin/sexpr 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] 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 milyin/sexpr against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/milyin/sexpr:/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] f270080b539dca87c325f63833c4360a1e5e2c153442025732f0742201665a21
[INFO] running `"docker" "start" "-a" "f270080b539dca87c325f63833c4360a1e5e2c153442025732f0742201665a21"`
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nom v3.2.0
[INFO] [stderr]     Checking sexpr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: expected one of `,`, `@`, or `]`, found `..`
[INFO] [stderr]   --> src/main.rs:59:38
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 &[ref sexpr, ref rest..] => rest.iter().fold(sexpr.interpret(), |acc, sexpr| acc - sexpr.interpret())
[INFO] [stderr]    |                                      ^^ expected one of `,`, `@`, or `]` here
[INFO] [stderr] 
[INFO] [stderr] error: expected one of `,`, `@`, or `]`, found `..`
[INFO] [stderr]   --> src/main.rs:59:38
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 &[ref sexpr, ref rest..] => rest.iter().fold(sexpr.interpret(), |acc, sexpr| acc - sexpr.interpret())
[INFO] [stderr]    |                                      ^^ expected one of `,`, `@`, or `]` here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `iter` found for type `&Sexpr` in the current scope
[INFO] [stderr]   --> src/main.rs:59:50
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 &[ref sexpr, ref rest..] => rest.iter().fold(sexpr.interpret(), |acc, sexpr| acc - sexpr.interpret())
[INFO] [stderr]    |                                                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `sexpr`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0599]: no method named `iter` found for type `&Sexpr` in the current scope
[INFO] [stderr]   --> src/main.rs:59:50
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 &[ref sexpr, ref rest..] => rest.iter().fold(sexpr.interpret(), |acc, sexpr| acc - sexpr.interpret())
[INFO] [stderr]    |                                                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `sexpr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f270080b539dca87c325f63833c4360a1e5e2c153442025732f0742201665a21"`
[INFO] running `"docker" "rm" "-f" "f270080b539dca87c325f63833c4360a1e5e2c153442025732f0742201665a21"`
[INFO] [stdout] f270080b539dca87c325f63833c4360a1e5e2c153442025732f0742201665a21