[INFO] updating cached repository nkoehring/luckyfizzbuzz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nkoehring/luckyfizzbuzz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nkoehring/luckyfizzbuzz" "work/ex/beta-1.38-1/sources/1.37.0/gh/nkoehring/luckyfizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nkoehring/luckyfizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nkoehring/luckyfizzbuzz" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nkoehring/luckyfizzbuzz"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nkoehring/luckyfizzbuzz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7644d015d9066a8858843bd754f93b0c363425b2
[INFO] sha for GitHub repo nkoehring/luckyfizzbuzz: 7644d015d9066a8858843bd754f93b0c363425b2
[INFO] validating manifest of nkoehring/luckyfizzbuzz 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 nkoehring/luckyfizzbuzz 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 nkoehring/luckyfizzbuzz
[INFO] finished frobbing nkoehring/luckyfizzbuzz
[INFO] frobbed toml for nkoehring/luckyfizzbuzz written to work/ex/beta-1.38-1/sources/1.37.0/gh/nkoehring/luckyfizzbuzz/Cargo.toml
[INFO] started frobbing nkoehring/luckyfizzbuzz
[INFO] finished frobbing nkoehring/luckyfizzbuzz
[INFO] frobbed toml for nkoehring/luckyfizzbuzz written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nkoehring/luckyfizzbuzz/Cargo.toml
[INFO] crate nkoehring/luckyfizzbuzz 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 nkoehring/luckyfizzbuzz 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nkoehring/luckyfizzbuzz:/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] afca4db29f1aee7a63e1ced62573c9fce65c811928f2387a0e5a8c4711d25eda
[INFO] running `"docker" "start" "-a" "afca4db29f1aee7a63e1ced62573c9fce65c811928f2387a0e5a8c4711d25eda"`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "afca4db29f1aee7a63e1ced62573c9fce65c811928f2387a0e5a8c4711d25eda"`
[INFO] running `"docker" "rm" "-f" "afca4db29f1aee7a63e1ced62573c9fce65c811928f2387a0e5a8c4711d25eda"`
[INFO] [stdout] afca4db29f1aee7a63e1ced62573c9fce65c811928f2387a0e5a8c4711d25eda
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nkoehring/luckyfizzbuzz:/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] 07ad356b2bb2316b6fe5f112a052f836f609f8e1994cf74e40c5e29606334c88
[INFO] running `"docker" "start" "-a" "07ad356b2bb2316b6fe5f112a052f836f609f8e1994cf74e40c5e29606334c88"`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "07ad356b2bb2316b6fe5f112a052f836f609f8e1994cf74e40c5e29606334c88"`
[INFO] running `"docker" "rm" "-f" "07ad356b2bb2316b6fe5f112a052f836f609f8e1994cf74e40c5e29606334c88"`
[INFO] [stdout] 07ad356b2bb2316b6fe5f112a052f836f609f8e1994cf74e40c5e29606334c88
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/nkoehring/luckyfizzbuzz:/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] 53ee586cd9f54f919f6f467fd28a36541d4a536c0872fda8d41628d5240fc275
[INFO] running `"docker" "start" "-a" "53ee586cd9f54f919f6f467fd28a36541d4a536c0872fda8d41628d5240fc275"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust-d79d66f7f5bdb12e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_fizz_buzz ... 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" "53ee586cd9f54f919f6f467fd28a36541d4a536c0872fda8d41628d5240fc275"`
[INFO] running `"docker" "rm" "-f" "53ee586cd9f54f919f6f467fd28a36541d4a536c0872fda8d41628d5240fc275"`
[INFO] [stdout] 53ee586cd9f54f919f6f467fd28a36541d4a536c0872fda8d41628d5240fc275