[INFO] cloning repository Axylos/drakey_files
[INFO] running `"git" "clone" "--bare" "git://github.com/Axylos/drakey_files.git" "work/cache/sources/gh/Axylos/drakey_files"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Axylos/drakey_files'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Axylos/drakey_files" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Axylos/drakey_files"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Axylos/drakey_files'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Axylos/drakey_files" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Axylos/drakey_files"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Axylos/drakey_files'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 893d1b97e137406c67281eb988dfaf5d196f9b23
[INFO] sha for GitHub repo Axylos/drakey_files: 893d1b97e137406c67281eb988dfaf5d196f9b23
[INFO] validating manifest of Axylos/drakey_files on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Axylos/drakey_files on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Axylos/drakey_files
[INFO] finished frobbing Axylos/drakey_files
[INFO] frobbed toml for Axylos/drakey_files written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Axylos/drakey_files/Cargo.toml
[INFO] started frobbing Axylos/drakey_files
[INFO] finished frobbing Axylos/drakey_files
[INFO] frobbed toml for Axylos/drakey_files written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Axylos/drakey_files/Cargo.toml
[INFO] crate Axylos/drakey_files already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Axylos/drakey_files against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Axylos/drakey_files:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c6ee250b4a35d0a0f201f9a6219ab3491d7f886f04a2baf4d7cdc78dbabd3cfe
[INFO] running `"docker" "start" "-a" "c6ee250b4a35d0a0f201f9a6219ab3491d7f886f04a2baf4d7cdc78dbabd3cfe"`
[INFO] [stderr]     Checking fuse v0.3.1
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking syslog v4.0.1
[INFO] [stderr]     Checking mapper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `log`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.data` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/fsys/file_map.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let id = self.resolve_path(parent, name)?;
[INFO] [stderr]     |                  ---- immutable borrow occurs here
[INFO] [stderr] 113 | 
[INFO] [stderr] 114 |         self.data.entry(*id).and_modify(|file| {
[INFO] [stderr]     |         ^^^^^^^^^       --- immutable borrow later used here
[INFO] [stderr]     |         |
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(mutable_borrow_reservation_conflict)] on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.data` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> src/fsys/file_map.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let id = self.resolve_path(parent, name)?;
[INFO] [stderr]     |                  ---- immutable borrow occurs here
[INFO] [stderr] 113 | 
[INFO] [stderr] 114 |         self.data.entry(*id).and_modify(|file| {
[INFO] [stderr]     |         ^^^^^^^^^       --- immutable borrow later used here
[INFO] [stderr]     |         |
[INFO] [stderr]     |         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(mutable_borrow_reservation_conflict)] on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
[INFO] running `"docker" "inspect" "c6ee250b4a35d0a0f201f9a6219ab3491d7f886f04a2baf4d7cdc78dbabd3cfe"`
[INFO] running `"docker" "rm" "-f" "c6ee250b4a35d0a0f201f9a6219ab3491d7f886f04a2baf4d7cdc78dbabd3cfe"`
[INFO] [stdout] c6ee250b4a35d0a0f201f9a6219ab3491d7f886f04a2baf4d7cdc78dbabd3cfe