[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 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2cf0d43998222704001fe62ce155588ea97f06713746db5900606f8b7e4134b3
[INFO] running `"docker" "start" "-a" "2cf0d43998222704001fe62ce155588ea97f06713746db5900606f8b7e4134b3"`
[INFO] [stderr]    Compiling day1-digits-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `"docker" "inspect" "2cf0d43998222704001fe62ce155588ea97f06713746db5900606f8b7e4134b3"`
[INFO] running `"docker" "rm" "-f" "2cf0d43998222704001fe62ce155588ea97f06713746db5900606f8b7e4134b3"`
[INFO] [stdout] 2cf0d43998222704001fe62ce155588ea97f06713746db5900606f8b7e4134b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7282f064049bbfaeda6959e93f8758c3ee83d6863bbb76ca5a05fcfaa6d0ef1c
[INFO] running `"docker" "start" "-a" "7282f064049bbfaeda6959e93f8758c3ee83d6863bbb76ca5a05fcfaa6d0ef1c"`
[INFO] [stderr]    Compiling day1-digits-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "7282f064049bbfaeda6959e93f8758c3ee83d6863bbb76ca5a05fcfaa6d0ef1c"`
[INFO] running `"docker" "rm" "-f" "7282f064049bbfaeda6959e93f8758c3ee83d6863bbb76ca5a05fcfaa6d0ef1c"`
[INFO] [stdout] 7282f064049bbfaeda6959e93f8758c3ee83d6863bbb76ca5a05fcfaa6d0ef1c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 660116576d7d688663ad81a3f1b5bfe56f5135a1d4be90c592454206b31336e6
[INFO] running `"docker" "start" "-a" "660116576d7d688663ad81a3f1b5bfe56f5135a1d4be90c592454206b31336e6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day1_digits_rust-d35781aa3dc8dbbe
[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" "660116576d7d688663ad81a3f1b5bfe56f5135a1d4be90c592454206b31336e6"`
[INFO] running `"docker" "rm" "-f" "660116576d7d688663ad81a3f1b5bfe56f5135a1d4be90c592454206b31336e6"`
[INFO] [stdout] 660116576d7d688663ad81a3f1b5bfe56f5135a1d4be90c592454206b31336e6