[INFO] updating cached repository JosephTLyons/serial_number_generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/JosephTLyons/serial_number_generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/JosephTLyons/serial_number_generator" "work/ex/beta-1.38-1/sources/1.37.0/gh/JosephTLyons/serial_number_generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/JosephTLyons/serial_number_generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/JosephTLyons/serial_number_generator" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JosephTLyons/serial_number_generator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JosephTLyons/serial_number_generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5afad798e82b380c46476ffe32f133b280c2aa89
[INFO] sha for GitHub repo JosephTLyons/serial_number_generator: 5afad798e82b380c46476ffe32f133b280c2aa89
[INFO] validating manifest of JosephTLyons/serial_number_generator 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 JosephTLyons/serial_number_generator 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 JosephTLyons/serial_number_generator
[INFO] finished frobbing JosephTLyons/serial_number_generator
[INFO] frobbed toml for JosephTLyons/serial_number_generator written to work/ex/beta-1.38-1/sources/1.37.0/gh/JosephTLyons/serial_number_generator/Cargo.toml
[INFO] started frobbing JosephTLyons/serial_number_generator
[INFO] finished frobbing JosephTLyons/serial_number_generator
[INFO] frobbed toml for JosephTLyons/serial_number_generator written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/JosephTLyons/serial_number_generator/Cargo.toml
[INFO] crate JosephTLyons/serial_number_generator 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 JosephTLyons/serial_number_generator 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JosephTLyons/serial_number_generator:/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] 9ea9dd35c5600c907dc3e63e1e86b5b488a29d741bf6019edbc4d5ab62efc758
[INFO] running `"docker" "start" "-a" "9ea9dd35c5600c907dc3e63e1e86b5b488a29d741bf6019edbc4d5ab62efc758"`
[INFO] [stderr]    Compiling andromeda v1.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `"docker" "inspect" "9ea9dd35c5600c907dc3e63e1e86b5b488a29d741bf6019edbc4d5ab62efc758"`
[INFO] running `"docker" "rm" "-f" "9ea9dd35c5600c907dc3e63e1e86b5b488a29d741bf6019edbc4d5ab62efc758"`
[INFO] [stdout] 9ea9dd35c5600c907dc3e63e1e86b5b488a29d741bf6019edbc4d5ab62efc758
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JosephTLyons/serial_number_generator:/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] 33632c7870f12df0f0c480a737857bc13f06293e6e16a57a76129b5d1b58e05a
[INFO] running `"docker" "start" "-a" "33632c7870f12df0f0c480a737857bc13f06293e6e16a57a76129b5d1b58e05a"`
[INFO] [stderr]    Compiling andromeda v1.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "33632c7870f12df0f0c480a737857bc13f06293e6e16a57a76129b5d1b58e05a"`
[INFO] running `"docker" "rm" "-f" "33632c7870f12df0f0c480a737857bc13f06293e6e16a57a76129b5d1b58e05a"`
[INFO] [stdout] 33632c7870f12df0f0c480a737857bc13f06293e6e16a57a76129b5d1b58e05a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/JosephTLyons/serial_number_generator:/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] 38b1a9e75b636d987d9bac89425a0eee69e10b973f5d4e4eb9e8ecefcae18e1b
[INFO] running `"docker" "start" "-a" "38b1a9e75b636d987d9bac89425a0eee69e10b973f5d4e4eb9e8ecefcae18e1b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/andromeda-39d5703aa71b7ce4
[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" "38b1a9e75b636d987d9bac89425a0eee69e10b973f5d4e4eb9e8ecefcae18e1b"`
[INFO] running `"docker" "rm" "-f" "38b1a9e75b636d987d9bac89425a0eee69e10b973f5d4e4eb9e8ecefcae18e1b"`
[INFO] [stdout] 38b1a9e75b636d987d9bac89425a0eee69e10b973f5d4e4eb9e8ecefcae18e1b