[INFO] cloning repository jeenalee/bin-to-dna
[INFO] running `"git" "clone" "--bare" "git://github.com/jeenalee/bin-to-dna.git" "work/cache/sources/gh/jeenalee/bin-to-dna"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jeenalee/bin-to-dna'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jeenalee/bin-to-dna" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jeenalee/bin-to-dna"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jeenalee/bin-to-dna'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jeenalee/bin-to-dna" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jeenalee/bin-to-dna"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jeenalee/bin-to-dna'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 23888d1707d40a18dcb817c7b6e71e35e77ccecc
[INFO] sha for GitHub repo jeenalee/bin-to-dna: 23888d1707d40a18dcb817c7b6e71e35e77ccecc
[INFO] validating manifest of jeenalee/bin-to-dna on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jeenalee/bin-to-dna on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jeenalee/bin-to-dna
[INFO] finished frobbing jeenalee/bin-to-dna
[INFO] frobbed toml for jeenalee/bin-to-dna written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jeenalee/bin-to-dna/Cargo.toml
[INFO] started frobbing jeenalee/bin-to-dna
[INFO] finished frobbing jeenalee/bin-to-dna
[INFO] frobbed toml for jeenalee/bin-to-dna written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jeenalee/bin-to-dna/Cargo.toml
[INFO] crate jeenalee/bin-to-dna has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded min-max-heap v0.2.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jeenalee/bin-to-dna against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-5/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jeenalee/bin-to-dna:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6f271808cea72c4af5afc6a3e3d1c75e4a5e2532fc2ac6f72cc7a31d66af303f
[INFO] running `"docker" "start" "-a" "6f271808cea72c4af5afc6a3e3d1c75e4a5e2532fc2ac6f72cc7a31d66af303f"`
[INFO] [stderr]     Checking min-max-heap v0.2.1
[INFO] [stderr]     Checking balanced-bin-to-dna v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:199:44
[INFO] [stderr]     |
[INFO] [stderr] 199 |                     (None, _, _, _) => Err(("Unexpectedly reached the end of the tree.")),
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:200:30
[INFO] [stderr]     |
[INFO] [stderr] 200 |                     _ => Err(("Bad encoding of trits. The trit doesn't correspond to bytes in the tree.")),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:199:44
[INFO] [stderr]     |
[INFO] [stderr] 199 |                     (None, _, _, _) => Err(("Unexpectedly reached the end of the tree.")),
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/main.rs:200:30
[INFO] [stderr]     |
[INFO] [stderr] 200 |                     _ => Err(("Bad encoding of trits. The trit doesn't correspond to bytes in the tree.")),
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "6f271808cea72c4af5afc6a3e3d1c75e4a5e2532fc2ac6f72cc7a31d66af303f"`
[INFO] running `"docker" "rm" "-f" "6f271808cea72c4af5afc6a3e3d1c75e4a5e2532fc2ac6f72cc7a31d66af303f"`
[INFO] [stdout] 6f271808cea72c4af5afc6a3e3d1c75e4a5e2532fc2ac6f72cc7a31d66af303f