[INFO] updating cached repository https://github.com/aunpyz/RustMapReduce
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56cb693a6806b982f3bd91ca60056a1012a45b71
[INFO] testing aunpyz/RustMapReduce against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Faunpyz%2FRustMapReduce" "work/builds/worker-10/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aunpyz/RustMapReduce on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/aunpyz/RustMapReduce
[INFO] finished tweaking git repo https://github.com/aunpyz/RustMapReduce
[INFO] tweaked toml for git repo https://github.com/aunpyz/RustMapReduce written to work/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/aunpyz/RustMapReduce already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 577491a93c64c8b77536b2717c8ef52a4fcd38a8a5bf30beaf27f83b55484b8b
[INFO] running `"docker" "start" "-a" "577491a93c64c8b77536b2717c8ef52a4fcd38a8a5bf30beaf27f83b55484b8b"`
[INFO] [stderr]    Compiling map_reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn map() {
[INFO] [stderr]    | ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]   --> src/lib.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn reduce() {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "577491a93c64c8b77536b2717c8ef52a4fcd38a8a5bf30beaf27f83b55484b8b"`
[INFO] running `"docker" "rm" "-f" "577491a93c64c8b77536b2717c8ef52a4fcd38a8a5bf30beaf27f83b55484b8b"`
[INFO] [stdout] 577491a93c64c8b77536b2717c8ef52a4fcd38a8a5bf30beaf27f83b55484b8b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6fd4d80c36a8571dfc0a185184c3e52af4f26ba3aab6f21a1454260f185655c7
[INFO] running `"docker" "start" "-a" "6fd4d80c36a8571dfc0a185184c3e52af4f26ba3aab6f21a1454260f185655c7"`
[INFO] [stderr]    Compiling map_reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `map`
[INFO] [stderr]   --> src/lib.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | fn map() {
[INFO] [stderr]    | ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `reduce`
[INFO] [stderr]   --> src/lib.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | fn reduce() {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `"docker" "inspect" "6fd4d80c36a8571dfc0a185184c3e52af4f26ba3aab6f21a1454260f185655c7"`
[INFO] running `"docker" "rm" "-f" "6fd4d80c36a8571dfc0a185184c3e52af4f26ba3aab6f21a1454260f185655c7"`
[INFO] [stdout] 6fd4d80c36a8571dfc0a185184c3e52af4f26ba3aab6f21a1454260f185655c7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 25a78bcc2f5b06c67e320878a9381a2229e8e88000d1723d36d83bdc367f816d
[INFO] running `"docker" "start" "-a" "25a78bcc2f5b06c67e320878a9381a2229e8e88000d1723d36d83bdc367f816d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/map_reduce-b384c6ebde0866be
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test blank_data ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/map_reduce-64cabce1e88ac9d9
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] [stderr]    Doc-tests map_reduce
[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" "25a78bcc2f5b06c67e320878a9381a2229e8e88000d1723d36d83bdc367f816d"`
[INFO] running `"docker" "rm" "-f" "25a78bcc2f5b06c67e320878a9381a2229e8e88000d1723d36d83bdc367f816d"`
[INFO] [stdout] 25a78bcc2f5b06c67e320878a9381a2229e8e88000d1723d36d83bdc367f816d