[INFO] updating cached repository PurpleMyst/rdotdot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PurpleMyst/rdotdot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PurpleMyst/rdotdot" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/PurpleMyst/rdotdot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/PurpleMyst/rdotdot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PurpleMyst/rdotdot" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/PurpleMyst/rdotdot"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/PurpleMyst/rdotdot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f7f61abb8cfbc794c83f5b47cbc234fb9cec0269
[INFO] sha for GitHub repo PurpleMyst/rdotdot: f7f61abb8cfbc794c83f5b47cbc234fb9cec0269
[INFO] validating manifest of PurpleMyst/rdotdot 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 PurpleMyst/rdotdot 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 PurpleMyst/rdotdot
[INFO] finished frobbing PurpleMyst/rdotdot
[INFO] frobbed toml for PurpleMyst/rdotdot written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/PurpleMyst/rdotdot/Cargo.toml
[INFO] started frobbing PurpleMyst/rdotdot
[INFO] finished frobbing PurpleMyst/rdotdot
[INFO] frobbed toml for PurpleMyst/rdotdot written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/PurpleMyst/rdotdot/Cargo.toml
[INFO] crate PurpleMyst/rdotdot 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 PurpleMyst/rdotdot 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/PurpleMyst/rdotdot:/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] ce866e7ddb3643bbc6a8e38828bac2d4c5cbec8b851d122a1a2f90db546e4f11
[INFO] running `"docker" "start" "-a" "ce866e7ddb3643bbc6a8e38828bac2d4c5cbec8b851d122a1a2f90db546e4f11"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking peeking_take_while v0.1.2
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking rdotdot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: lint `bare_trait_object` has been renamed to `bare_trait_objects`
[INFO] [stderr]  --> src/main.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 |     anonymous_parameters, bare_trait_object, missing_copy_implementations,
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^ help: use the new name: `bare_trait_objects`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `bare_trait_object` has been renamed to `bare_trait_objects`
[INFO] [stderr]  --> src/main.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 |     anonymous_parameters, bare_trait_object, missing_copy_implementations,
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^ help: use the new name: `bare_trait_objects`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:410:29
[INFO] [stderr]     |
[INFO] [stderr] 410 |                         Ok((mut tokens, rhs)) => {
[INFO] [stderr]     |                             ----^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:410:29
[INFO] [stderr]     |
[INFO] [stderr] 410 |                         Ok((mut tokens, rhs)) => {
[INFO] [stderr]     |                             ----^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `"docker" "inspect" "ce866e7ddb3643bbc6a8e38828bac2d4c5cbec8b851d122a1a2f90db546e4f11"`
[INFO] running `"docker" "rm" "-f" "ce866e7ddb3643bbc6a8e38828bac2d4c5cbec8b851d122a1a2f90db546e4f11"`
[INFO] [stdout] ce866e7ddb3643bbc6a8e38828bac2d4c5cbec8b851d122a1a2f90db546e4f11