[INFO] updating cached repository kkourt/kmeans-timely
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kkourt/kmeans-timely
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kkourt/kmeans-timely" "work/ex/beta-1.38-1/sources/1.37.0/gh/kkourt/kmeans-timely"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kkourt/kmeans-timely'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kkourt/kmeans-timely" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kkourt/kmeans-timely"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kkourt/kmeans-timely'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 34646bfb7e2fc361812746f0fee5b8801f76de4c
[INFO] sha for GitHub repo kkourt/kmeans-timely: 34646bfb7e2fc361812746f0fee5b8801f76de4c
[INFO] validating manifest of kkourt/kmeans-timely 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 kkourt/kmeans-timely 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 kkourt/kmeans-timely
[INFO] finished frobbing kkourt/kmeans-timely
[INFO] frobbed toml for kkourt/kmeans-timely written to work/ex/beta-1.38-1/sources/1.37.0/gh/kkourt/kmeans-timely/Cargo.toml
[INFO] started frobbing kkourt/kmeans-timely
[INFO] finished frobbing kkourt/kmeans-timely
[INFO] frobbed toml for kkourt/kmeans-timely written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kkourt/kmeans-timely/Cargo.toml
[INFO] crate kkourt/kmeans-timely 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 kkourt/kmeans-timely 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kkourt/kmeans-timely:/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] 233c1f29bec8e9d31e9e568dda2303110387dcbee0d95c1168859a0674cb64fb
[INFO] running `"docker" "start" "-a" "233c1f29bec8e9d31e9e568dda2303110387dcbee0d95c1168859a0674cb64fb"`
[INFO] [stderr]    Compiling abomonation v0.4.4
[INFO] [stderr]    Compiling getopts v0.2.14
[INFO] [stderr]    Compiling timely_sort v0.1.3
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33
[INFO] [stderr]      |
[INFO] [stderr] 955  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 959  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1008 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1009 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling timely_communication v0.1.4 (https://github.com/frankmcsherry/timely-dataflow.git#bb9cac32)
[INFO] [stderr]    Compiling timely v0.0.15 (https://github.com/frankmcsherry/timely-dataflow.git#bb9cac32)
[INFO] [stderr]    Compiling k-means v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.45s
[INFO] running `"docker" "inspect" "233c1f29bec8e9d31e9e568dda2303110387dcbee0d95c1168859a0674cb64fb"`
[INFO] running `"docker" "rm" "-f" "233c1f29bec8e9d31e9e568dda2303110387dcbee0d95c1168859a0674cb64fb"`
[INFO] [stdout] 233c1f29bec8e9d31e9e568dda2303110387dcbee0d95c1168859a0674cb64fb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kkourt/kmeans-timely:/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] e3f512ad19741295282e9dea03f42c738800e85ec532be8b2ed2d6ddadb9e2bf
[INFO] running `"docker" "start" "-a" "e3f512ad19741295282e9dea03f42c738800e85ec532be8b2ed2d6ddadb9e2bf"`
[INFO] [stderr]    Compiling k-means v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "e3f512ad19741295282e9dea03f42c738800e85ec532be8b2ed2d6ddadb9e2bf"`
[INFO] running `"docker" "rm" "-f" "e3f512ad19741295282e9dea03f42c738800e85ec532be8b2ed2d6ddadb9e2bf"`
[INFO] [stdout] e3f512ad19741295282e9dea03f42c738800e85ec532be8b2ed2d6ddadb9e2bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kkourt/kmeans-timely:/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] c5039ee57f82365757afc62bd2b2d60c8cfeb24dbe87739ff3cc817eb5622c3e
[INFO] running `"docker" "start" "-a" "c5039ee57f82365757afc62bd2b2d60c8cfeb24dbe87739ff3cc817eb5622c3e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/k_means-e38fcbae8c39d4e0
[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" "c5039ee57f82365757afc62bd2b2d60c8cfeb24dbe87739ff3cc817eb5622c3e"`
[INFO] running `"docker" "rm" "-f" "c5039ee57f82365757afc62bd2b2d60c8cfeb24dbe87739ff3cc817eb5622c3e"`
[INFO] [stdout] c5039ee57f82365757afc62bd2b2d60c8cfeb24dbe87739ff3cc817eb5622c3e