[INFO] updating cached repository pacifistes/rust_rc_reffcell_exemple
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pacifistes/rust_rc_reffcell_exemple
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pacifistes/rust_rc_reffcell_exemple" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pacifistes/rust_rc_reffcell_exemple"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pacifistes/rust_rc_reffcell_exemple'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pacifistes/rust_rc_reffcell_exemple" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/pacifistes/rust_rc_reffcell_exemple"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/pacifistes/rust_rc_reffcell_exemple'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 78197b5aa824f53838e6e37d37802b2ce2af47f6
[INFO] sha for GitHub repo pacifistes/rust_rc_reffcell_exemple: 78197b5aa824f53838e6e37d37802b2ce2af47f6
[INFO] validating manifest of pacifistes/rust_rc_reffcell_exemple 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 pacifistes/rust_rc_reffcell_exemple 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 pacifistes/rust_rc_reffcell_exemple
[INFO] finished frobbing pacifistes/rust_rc_reffcell_exemple
[INFO] frobbed toml for pacifistes/rust_rc_reffcell_exemple written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pacifistes/rust_rc_reffcell_exemple/Cargo.toml
[INFO] started frobbing pacifistes/rust_rc_reffcell_exemple
[INFO] finished frobbing pacifistes/rust_rc_reffcell_exemple
[INFO] frobbed toml for pacifistes/rust_rc_reffcell_exemple written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/pacifistes/rust_rc_reffcell_exemple/Cargo.toml
[INFO] crate pacifistes/rust_rc_reffcell_exemple 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] checking pacifistes/rust_rc_reffcell_exemple against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/pacifistes/rust_rc_reffcell_exemple:/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] 1e137634cdebe0b409cad323833de6e2e07826c7e19bbaf3fcf6e69218040a69
[INFO] running `"docker" "start" "-a" "1e137634cdebe0b409cad323833de6e2e07826c7e19bbaf3fcf6e69218040a69"`
[INFO] [stderr]     Checking te v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: structure field `refValue` should have a snake case name
[INFO] [stderr]   --> src/main.rs:37:6
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub refValue : Rc<RefCell<Number>>
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `ref_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `refNumber` should have a snake case name
[INFO] [stderr]   --> src/main.rs:86:6
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let refNumber = open_list.peek().unwrap().refValue.borrow();
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to snake case: `ref_number`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `refValue` should have a snake case name
[INFO] [stderr]   --> src/main.rs:37:6
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub refValue : Rc<RefCell<Number>>
[INFO] [stderr]    |         ^^^^^^^^ help: convert the identifier to snake case: `ref_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `refNumber` should have a snake case name
[INFO] [stderr]   --> src/main.rs:86:6
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let refNumber = open_list.peek().unwrap().refValue.borrow();
[INFO] [stderr]    |         ^^^^^^^^^ help: convert the identifier to snake case: `ref_number`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "1e137634cdebe0b409cad323833de6e2e07826c7e19bbaf3fcf6e69218040a69"`
[INFO] running `"docker" "rm" "-f" "1e137634cdebe0b409cad323833de6e2e07826c7e19bbaf3fcf6e69218040a69"`
[INFO] [stdout] 1e137634cdebe0b409cad323833de6e2e07826c7e19bbaf3fcf6e69218040a69