[INFO] updating cached repository lalaithion/errorcorrection
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lalaithion/errorcorrection
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lalaithion/errorcorrection" "work/ex/beta-1.38-1/sources/1.37.0/gh/lalaithion/errorcorrection"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lalaithion/errorcorrection'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lalaithion/errorcorrection" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lalaithion/errorcorrection"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lalaithion/errorcorrection'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 740c0b708c0158a7c86cfa9fc78375afaf523807
[INFO] sha for GitHub repo lalaithion/errorcorrection: 740c0b708c0158a7c86cfa9fc78375afaf523807
[INFO] validating manifest of lalaithion/errorcorrection 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 lalaithion/errorcorrection 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 lalaithion/errorcorrection
[INFO] finished frobbing lalaithion/errorcorrection
[INFO] frobbed toml for lalaithion/errorcorrection written to work/ex/beta-1.38-1/sources/1.37.0/gh/lalaithion/errorcorrection/Cargo.toml
[INFO] started frobbing lalaithion/errorcorrection
[INFO] finished frobbing lalaithion/errorcorrection
[INFO] frobbed toml for lalaithion/errorcorrection written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lalaithion/errorcorrection/Cargo.toml
[INFO] crate lalaithion/errorcorrection 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lalaithion/errorcorrection 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lalaithion/errorcorrection:/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] 8ef1a34b2b11fc6be7d02e14928d9d868ce7a52c73161518abd99726a7bde9fd
[INFO] running `"docker" "start" "-a" "8ef1a34b2b11fc6be7d02e14928d9d868ce7a52c73161518abd99726a7bde9fd"`
[INFO] [stderr]    Compiling argparse v0.2.1
[INFO] [stderr]    Compiling eccfile v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type alias is never used: `MatchWords`
[INFO] [stderr]   --> src/bitvec.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | type MatchWords<'a> = Chain<Enumerate<Blocks<'a>>, Skip<Take<Enumerate<Repeat<u32>>>>>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `"docker" "inspect" "8ef1a34b2b11fc6be7d02e14928d9d868ce7a52c73161518abd99726a7bde9fd"`
[INFO] running `"docker" "rm" "-f" "8ef1a34b2b11fc6be7d02e14928d9d868ce7a52c73161518abd99726a7bde9fd"`
[INFO] [stdout] 8ef1a34b2b11fc6be7d02e14928d9d868ce7a52c73161518abd99726a7bde9fd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lalaithion/errorcorrection:/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] ea6edb5e3b6546e050529669ff91644f69205ead5609f2e94139564a2351f2a8
[INFO] running `"docker" "start" "-a" "ea6edb5e3b6546e050529669ff91644f69205ead5609f2e94139564a2351f2a8"`
[INFO] [stderr]    Compiling eccfile v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/hamming.rs:377:14
[INFO] [stderr]     |
[INFO] [stderr] 377 |         let (i, result) = arrange(&plain, i, 3);
[INFO] [stderr]     |              ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `MatchWords`
[INFO] [stderr]   --> src/bitvec.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | type MatchWords<'a> = Chain<Enumerate<Blocks<'a>>, Skip<Take<Enumerate<Repeat<u32>>>>>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "ea6edb5e3b6546e050529669ff91644f69205ead5609f2e94139564a2351f2a8"`
[INFO] running `"docker" "rm" "-f" "ea6edb5e3b6546e050529669ff91644f69205ead5609f2e94139564a2351f2a8"`
[INFO] [stdout] ea6edb5e3b6546e050529669ff91644f69205ead5609f2e94139564a2351f2a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lalaithion/errorcorrection:/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] b64e3b50f245afcef30fdc939dc24ce554ad6537d4952c6f1d905399d1a31243
[INFO] running `"docker" "start" "-a" "b64e3b50f245afcef30fdc939dc24ce554ad6537d4952c6f1d905399d1a31243"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/eccfile-a857a4d77ffaf86a
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test hamming::tests::assemble_simple ... ok
[INFO] [stdout] test hamming::tests::check_full ... ok
[INFO] [stdout] test hamming::tests::check_null ... ok
[INFO] [stdout] test hamming::tests::append_works ... ok
[INFO] [stdout] test hamming::tests::arrange_simple ... ok
[INFO] [stdout] test hamming::tests::check_perfect ... ok
[INFO] [stdout] test hamming::tests::check_errors ... ok
[INFO] [stdout] test hamming::tests::power_of_two_works ... ok
[INFO] [stdout] test multiple::tests::encoding ... ok
[INFO] [stdout] test hamming::tests::parity_simple ... ok
[INFO] [stdout] test hamming::tests::inverse ... ok
[INFO] [stdout] test multiple::tests::error_correction ... ok
[INFO] [stdout] test multiple::tests::inverse ... ok
[INFO] [stdout] test multiple::tests::error_detection ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b64e3b50f245afcef30fdc939dc24ce554ad6537d4952c6f1d905399d1a31243"`
[INFO] running `"docker" "rm" "-f" "b64e3b50f245afcef30fdc939dc24ce554ad6537d4952c6f1d905399d1a31243"`
[INFO] [stdout] b64e3b50f245afcef30fdc939dc24ce554ad6537d4952c6f1d905399d1a31243