[INFO] updating cached repository schuyler1d/rust-sled-votermatch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/schuyler1d/rust-sled-votermatch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/schuyler1d/rust-sled-votermatch" "work/ex/beta-1.38-1/sources/1.37.0/gh/schuyler1d/rust-sled-votermatch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/schuyler1d/rust-sled-votermatch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/schuyler1d/rust-sled-votermatch" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schuyler1d/rust-sled-votermatch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schuyler1d/rust-sled-votermatch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 865170e717fc22589822eeedc66b6afdb199d0b0
[INFO] sha for GitHub repo schuyler1d/rust-sled-votermatch: 865170e717fc22589822eeedc66b6afdb199d0b0
[INFO] validating manifest of schuyler1d/rust-sled-votermatch on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of schuyler1d/rust-sled-votermatch on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing schuyler1d/rust-sled-votermatch
[INFO] finished frobbing schuyler1d/rust-sled-votermatch
[INFO] frobbed toml for schuyler1d/rust-sled-votermatch written to work/ex/beta-1.38-1/sources/1.37.0/gh/schuyler1d/rust-sled-votermatch/Cargo.toml
[INFO] started frobbing schuyler1d/rust-sled-votermatch
[INFO] finished frobbing schuyler1d/rust-sled-votermatch
[INFO] frobbed toml for schuyler1d/rust-sled-votermatch written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/schuyler1d/rust-sled-votermatch/Cargo.toml
[INFO] crate schuyler1d/rust-sled-votermatch already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing schuyler1d/rust-sled-votermatch against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/schuyler1d/rust-sled-votermatch:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 75ce15bc78e0493d44f0997f0e18177a743a93b97bd1ad9c4910d890d8e2e8c7
[INFO] running `"docker" "start" "-a" "75ce15bc78e0493d44f0997f0e18177a743a93b97bd1ad9c4910d890d8e2e8c7"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sorted v0.2.0
[INFO] [stderr]    Compiling byte-slice-cast v0.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling coco v0.2.1
[INFO] [stderr]    Compiling bincode v0.9.2
[INFO] [stderr]    Compiling chan v0.1.21
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling historian v3.0.4
[INFO] [stderr]    Compiling chan-signal v0.3.1
[INFO] [stderr]    Compiling pagecache v0.4.5
[INFO] [stderr]    Compiling sled v0.15.17
[INFO] [stderr]    Compiling votermatch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `votermatch::sledsearch::*`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use votermatch::sledsearch::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]   --> src/main.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let vec = Vec::<u8>::with_capacity(randsize);
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `my_array`
[INFO] [stderr]   --> src/main.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         let my_array: [u8; 8] = rng.gen();
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_my_array`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.55s
[INFO] running `"docker" "inspect" "75ce15bc78e0493d44f0997f0e18177a743a93b97bd1ad9c4910d890d8e2e8c7"`
[INFO] running `"docker" "rm" "-f" "75ce15bc78e0493d44f0997f0e18177a743a93b97bd1ad9c4910d890d8e2e8c7"`
[INFO] [stdout] 75ce15bc78e0493d44f0997f0e18177a743a93b97bd1ad9c4910d890d8e2e8c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/schuyler1d/rust-sled-votermatch:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 423b8639101a32edb87febc11f2855de2b8dc22f9592b2dccdf22f021ffd936b
[INFO] running `"docker" "start" "-a" "423b8639101a32edb87febc11f2855de2b8dc22f9592b2dccdf22f021ffd936b"`
[INFO] [stderr]    Compiling votermatch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `votermatch::sledsearch::*`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use votermatch::sledsearch::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]   --> src/main.rs:60:13
[INFO] [stderr]    |
[INFO] [stderr] 60 |         let vec = Vec::<u8>::with_capacity(randsize);
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `my_array`
[INFO] [stderr]   --> src/main.rs:61:13
[INFO] [stderr]    |
[INFO] [stderr] 61 |         let my_array: [u8; 8] = rng.gen();
[INFO] [stderr]    |             ^^^^^^^^ help: consider prefixing with an underscore: `_my_array`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "423b8639101a32edb87febc11f2855de2b8dc22f9592b2dccdf22f021ffd936b"`
[INFO] running `"docker" "rm" "-f" "423b8639101a32edb87febc11f2855de2b8dc22f9592b2dccdf22f021ffd936b"`
[INFO] [stdout] 423b8639101a32edb87febc11f2855de2b8dc22f9592b2dccdf22f021ffd936b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/schuyler1d/rust-sled-votermatch:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2c3bb05c6afbc76e4dcce5e1ce814ac23cba0a49dd649a8877403414b86bbbf6
[INFO] running `"docker" "start" "-a" "2c3bb05c6afbc76e4dcce5e1ce814ac23cba0a49dd649a8877403414b86bbbf6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/votermatch-a9cfada869a895ad
[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] [stderr]      Running /opt/crater/target/debug/deps/votermatch-959b9cf8de439cad
[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] [stderr]    Doc-tests votermatch
[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" "2c3bb05c6afbc76e4dcce5e1ce814ac23cba0a49dd649a8877403414b86bbbf6"`
[INFO] running `"docker" "rm" "-f" "2c3bb05c6afbc76e4dcce5e1ce814ac23cba0a49dd649a8877403414b86bbbf6"`
[INFO] [stdout] 2c3bb05c6afbc76e4dcce5e1ce814ac23cba0a49dd649a8877403414b86bbbf6