[INFO] updating cached repository pipiTan/Armstrong-number
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pipiTan/Armstrong-number
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pipiTan/Armstrong-number" "work/ex/beta-1.38-1/sources/1.37.0/gh/pipiTan/Armstrong-number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/pipiTan/Armstrong-number'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pipiTan/Armstrong-number" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pipiTan/Armstrong-number"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pipiTan/Armstrong-number'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 50eb810d1f84dbbcdcb538c75865c4fc4272fa02
[INFO] sha for GitHub repo pipiTan/Armstrong-number: 50eb810d1f84dbbcdcb538c75865c4fc4272fa02
[INFO] validating manifest of pipiTan/Armstrong-number 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 pipiTan/Armstrong-number 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 pipiTan/Armstrong-number
[INFO] finished frobbing pipiTan/Armstrong-number
[INFO] frobbed toml for pipiTan/Armstrong-number written to work/ex/beta-1.38-1/sources/1.37.0/gh/pipiTan/Armstrong-number/Cargo.toml
[INFO] started frobbing pipiTan/Armstrong-number
[INFO] finished frobbing pipiTan/Armstrong-number
[INFO] frobbed toml for pipiTan/Armstrong-number written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/pipiTan/Armstrong-number/Cargo.toml
[INFO] crate pipiTan/Armstrong-number 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 pipiTan/Armstrong-number 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/pipiTan/Armstrong-number:/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] eeb85cd4adfd02d8def1194752a10e56d4ae03996a00d715612dc9c4639d1dfc
[INFO] running `"docker" "start" "-a" "eeb85cd4adfd02d8def1194752a10e56d4ae03996a00d715612dc9c4639d1dfc"`
[INFO] [stderr]    Compiling Armstrong_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Armstrong_number` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `armstrong_number`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "eeb85cd4adfd02d8def1194752a10e56d4ae03996a00d715612dc9c4639d1dfc"`
[INFO] running `"docker" "rm" "-f" "eeb85cd4adfd02d8def1194752a10e56d4ae03996a00d715612dc9c4639d1dfc"`
[INFO] [stdout] eeb85cd4adfd02d8def1194752a10e56d4ae03996a00d715612dc9c4639d1dfc
[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/pipiTan/Armstrong-number:/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] 3dea717d5a92183cd7cab7d4cca52705cc25baf93510fd215c997274d4e872e9
[INFO] running `"docker" "start" "-a" "3dea717d5a92183cd7cab7d4cca52705cc25baf93510fd215c997274d4e872e9"`
[INFO] [stderr]    Compiling Armstrong_number v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `Armstrong_number` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `armstrong_number`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "3dea717d5a92183cd7cab7d4cca52705cc25baf93510fd215c997274d4e872e9"`
[INFO] running `"docker" "rm" "-f" "3dea717d5a92183cd7cab7d4cca52705cc25baf93510fd215c997274d4e872e9"`
[INFO] [stdout] 3dea717d5a92183cd7cab7d4cca52705cc25baf93510fd215c997274d4e872e9
[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/pipiTan/Armstrong-number:/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] e927db1218bb4624d4d3305ec766705abdb368907e33e6b1ee5a04b87afddfcf
[INFO] running `"docker" "start" "-a" "e927db1218bb4624d4d3305ec766705abdb368907e33e6b1ee5a04b87afddfcf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/Armstrong_number-daa20386ca0240bb
[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" "e927db1218bb4624d4d3305ec766705abdb368907e33e6b1ee5a04b87afddfcf"`
[INFO] running `"docker" "rm" "-f" "e927db1218bb4624d4d3305ec766705abdb368907e33e6b1ee5a04b87afddfcf"`
[INFO] [stdout] e927db1218bb4624d4d3305ec766705abdb368907e33e6b1ee5a04b87afddfcf