[INFO] updating cached repository MTDK1/wordcount
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MTDK1/wordcount
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MTDK1/wordcount" "work/ex/beta-1.38-1/sources/1.37.0/gh/MTDK1/wordcount"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MTDK1/wordcount'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MTDK1/wordcount" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MTDK1/wordcount"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MTDK1/wordcount'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8fa128601e9f88987aaa3a8ef6ea243beb7cb419
[INFO] sha for GitHub repo MTDK1/wordcount: 8fa128601e9f88987aaa3a8ef6ea243beb7cb419
[INFO] validating manifest of MTDK1/wordcount 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 MTDK1/wordcount 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 MTDK1/wordcount
[INFO] finished frobbing MTDK1/wordcount
[INFO] frobbed toml for MTDK1/wordcount written to work/ex/beta-1.38-1/sources/1.37.0/gh/MTDK1/wordcount/Cargo.toml
[INFO] started frobbing MTDK1/wordcount
[INFO] finished frobbing MTDK1/wordcount
[INFO] frobbed toml for MTDK1/wordcount written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MTDK1/wordcount/Cargo.toml
[INFO] crate MTDK1/wordcount 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 MTDK1/wordcount 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MTDK1/wordcount:/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] f04d0ad856c879b96d16689baf24f0fa85bfa607b3342bd83b95635840f4a277
[INFO] running `"docker" "start" "-a" "f04d0ad856c879b96d16689baf24f0fa85bfa607b3342bd83b95635840f4a277"`
[INFO] [stderr]    Compiling wordcount v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> src/lib.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | / macro_rules! assert_map {
[INFO] [stderr] 80 | |   ($expr: expr, {$($key: expr => $value:expr),*}) => {
[INFO] [stderr] 81 | |     $(assert_eq!($expr[$key], $value));*
[INFO] [stderr] 82 | |   };
[INFO] [stderr] 83 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_macros)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `"docker" "inspect" "f04d0ad856c879b96d16689baf24f0fa85bfa607b3342bd83b95635840f4a277"`
[INFO] running `"docker" "rm" "-f" "f04d0ad856c879b96d16689baf24f0fa85bfa607b3342bd83b95635840f4a277"`
[INFO] [stdout] f04d0ad856c879b96d16689baf24f0fa85bfa607b3342bd83b95635840f4a277
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MTDK1/wordcount:/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] 6c6a14b60acef1fb857fd3fd2f6f6cf53c00fb2c7eb2826dbd245381a2abd081
[INFO] running `"docker" "start" "-a" "6c6a14b60acef1fb857fd3fd2f6f6cf53c00fb2c7eb2826dbd245381a2abd081"`
[INFO] [stderr]    Compiling wordcount v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `"docker" "inspect" "6c6a14b60acef1fb857fd3fd2f6f6cf53c00fb2c7eb2826dbd245381a2abd081"`
[INFO] running `"docker" "rm" "-f" "6c6a14b60acef1fb857fd3fd2f6f6cf53c00fb2c7eb2826dbd245381a2abd081"`
[INFO] [stdout] 6c6a14b60acef1fb857fd3fd2f6f6cf53c00fb2c7eb2826dbd245381a2abd081
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/MTDK1/wordcount:/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] cfb671d288473bc1ae3dc725e35eeafd8ebf174816fb274297a221085ae3aa26
[INFO] running `"docker" "start" "-a" "cfb671d288473bc1ae3dc725e35eeafd8ebf174816fb274297a221085ae3aa26"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wordcount-637ccf5f8e8ea855
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test word_count_works3 ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/wordcount-80a42d049b38b0d1
[INFO] [stderr]    Doc-tests wordcount
[INFO] [stdout] test word_count_works ... ok
[INFO] [stdout] test word_count_works2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - count (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cfb671d288473bc1ae3dc725e35eeafd8ebf174816fb274297a221085ae3aa26"`
[INFO] running `"docker" "rm" "-f" "cfb671d288473bc1ae3dc725e35eeafd8ebf174816fb274297a221085ae3aa26"`
[INFO] [stdout] cfb671d288473bc1ae3dc725e35eeafd8ebf174816fb274297a221085ae3aa26