[INFO] updating cached repository koivunej/ml-day1-ex
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/koivunej/ml-day1-ex
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/koivunej/ml-day1-ex" "work/ex/beta-1.38-1/sources/1.37.0/gh/koivunej/ml-day1-ex"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/koivunej/ml-day1-ex'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/koivunej/ml-day1-ex" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koivunej/ml-day1-ex"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koivunej/ml-day1-ex'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 72cf27a4a8214a7cfc6e294deceed0ac701e15cf
[INFO] sha for GitHub repo koivunej/ml-day1-ex: 72cf27a4a8214a7cfc6e294deceed0ac701e15cf
[INFO] validating manifest of koivunej/ml-day1-ex 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 koivunej/ml-day1-ex 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 koivunej/ml-day1-ex
[INFO] finished frobbing koivunej/ml-day1-ex
[INFO] frobbed toml for koivunej/ml-day1-ex written to work/ex/beta-1.38-1/sources/1.37.0/gh/koivunej/ml-day1-ex/Cargo.toml
[INFO] started frobbing koivunej/ml-day1-ex
[INFO] finished frobbing koivunej/ml-day1-ex
[INFO] frobbed toml for koivunej/ml-day1-ex written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koivunej/ml-day1-ex/Cargo.toml
[INFO] crate koivunej/ml-day1-ex 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 koivunej/ml-day1-ex against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koivunej/ml-day1-ex:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] db8acd1090a211b5a1937ecf2e7eb4e4f78b275c75c93a4b5c5364550ce97dff
[INFO] running `"docker" "start" "-a" "db8acd1090a211b5a1937ecf2e7eb4e4f78b275c75c93a4b5c5364550ce97dff"`
[INFO] [stderr]    Compiling day1-digits-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "db8acd1090a211b5a1937ecf2e7eb4e4f78b275c75c93a4b5c5364550ce97dff"`
[INFO] running `"docker" "rm" "-f" "db8acd1090a211b5a1937ecf2e7eb4e4f78b275c75c93a4b5c5364550ce97dff"`
[INFO] [stdout] db8acd1090a211b5a1937ecf2e7eb4e4f78b275c75c93a4b5c5364550ce97dff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koivunej/ml-day1-ex:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 537b90b156bdf65b0795ee39a9d8c3eda468759b86e03382e3ec3a7ceac0a1b7
[INFO] running `"docker" "start" "-a" "537b90b156bdf65b0795ee39a9d8c3eda468759b86e03382e3ec3a7ceac0a1b7"`
[INFO] [stderr]    Compiling day1-digits-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "537b90b156bdf65b0795ee39a9d8c3eda468759b86e03382e3ec3a7ceac0a1b7"`
[INFO] running `"docker" "rm" "-f" "537b90b156bdf65b0795ee39a9d8c3eda468759b86e03382e3ec3a7ceac0a1b7"`
[INFO] [stdout] 537b90b156bdf65b0795ee39a9d8c3eda468759b86e03382e3ec3a7ceac0a1b7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/koivunej/ml-day1-ex:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] e2e87e11df541828b377fcee6deae9a09c7890a92f9d76d9813371d4203d910e
[INFO] running `"docker" "start" "-a" "e2e87e11df541828b377fcee6deae9a09c7890a92f9d76d9813371d4203d910e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day1_digits_rust-2fdf0991f70dbb90
[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" "e2e87e11df541828b377fcee6deae9a09c7890a92f9d76d9813371d4203d910e"`
[INFO] running `"docker" "rm" "-f" "e2e87e11df541828b377fcee6deae9a09c7890a92f9d76d9813371d4203d910e"`
[INFO] [stdout] e2e87e11df541828b377fcee6deae9a09c7890a92f9d76d9813371d4203d910e