[INFO] updating cached repository https://github.com/Pungyeon/duplicate-detect
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3247bb09ebd08d97cfba5f27cbc476f9b25d99a7
[INFO] testing Pungyeon/duplicate-detect against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FPungyeon%2Fduplicate-detect" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Pungyeon/duplicate-detect on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Pungyeon/duplicate-detect
[INFO] finished tweaking git repo https://github.com/Pungyeon/duplicate-detect
[INFO] tweaked toml for git repo https://github.com/Pungyeon/duplicate-detect written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Pungyeon/duplicate-detect already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 3c880fae39b379ee0d0fa39f19567a69e3390e8ae9a772fda2b2812b4e36d77d
[INFO] running `"docker" "start" "-a" "3c880fae39b379ee0d0fa39f19567a69e3390e8ae9a772fda2b2812b4e36d77d"`
[INFO] [stderr]    Compiling data-encoding v2.1.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling my_crate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             let d = self.hmap.get(&hash).unwrap();
[INFO] [stderr]    |                     --------- immutable borrow occurs here
[INFO] [stderr] 43 |             self.insert_dupe(d.to_string(), filepath.clone());
[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 4.63s
[INFO] running `"docker" "inspect" "3c880fae39b379ee0d0fa39f19567a69e3390e8ae9a772fda2b2812b4e36d77d"`
[INFO] running `"docker" "rm" "-f" "3c880fae39b379ee0d0fa39f19567a69e3390e8ae9a772fda2b2812b4e36d77d"`
[INFO] [stdout] 3c880fae39b379ee0d0fa39f19567a69e3390e8ae9a772fda2b2812b4e36d77d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] df57d5f21b05dbc663f8fc2d6bee32a9d299d57fdf3aa2d0eb4f44509eb08230
[INFO] running `"docker" "start" "-a" "df57d5f21b05dbc663f8fc2d6bee32a9d299d57fdf3aa2d0eb4f44509eb08230"`
[INFO] [stderr]    Compiling my_crate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/main.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             let d = self.hmap.get(&hash).unwrap();
[INFO] [stderr]    |                     --------- immutable borrow occurs here
[INFO] [stderr] 43 |             self.insert_dupe(d.to_string(), filepath.clone());
[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 0.55s
[INFO] running `"docker" "inspect" "df57d5f21b05dbc663f8fc2d6bee32a9d299d57fdf3aa2d0eb4f44509eb08230"`
[INFO] running `"docker" "rm" "-f" "df57d5f21b05dbc663f8fc2d6bee32a9d299d57fdf3aa2d0eb4f44509eb08230"`
[INFO] [stdout] df57d5f21b05dbc663f8fc2d6bee32a9d299d57fdf3aa2d0eb4f44509eb08230
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 539f6c223a8dac007b884ee72e96e71507e02c2126a74c5d4a35b40bf2fecf65
[INFO] running `"docker" "start" "-a" "539f6c223a8dac007b884ee72e96e71507e02c2126a74c5d4a35b40bf2fecf65"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/my_crate-337190ea31579fa7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "539f6c223a8dac007b884ee72e96e71507e02c2126a74c5d4a35b40bf2fecf65"`
[INFO] running `"docker" "rm" "-f" "539f6c223a8dac007b884ee72e96e71507e02c2126a74c5d4a35b40bf2fecf65"`
[INFO] [stdout] 539f6c223a8dac007b884ee72e96e71507e02c2126a74c5d4a35b40bf2fecf65