[INFO] updating cached repository arpnetwork/scrypt
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/arpnetwork/scrypt
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/arpnetwork/scrypt" "work/ex/beta-1.38-1/sources/1.37.0/gh/arpnetwork/scrypt"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/arpnetwork/scrypt'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/arpnetwork/scrypt" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arpnetwork/scrypt"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arpnetwork/scrypt'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f49a91fa75191a35352b48e011fe6b5bbfd419ae
[INFO] sha for GitHub repo arpnetwork/scrypt: f49a91fa75191a35352b48e011fe6b5bbfd419ae
[INFO] validating manifest of arpnetwork/scrypt 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 arpnetwork/scrypt 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 arpnetwork/scrypt
[INFO] finished frobbing arpnetwork/scrypt
[INFO] frobbed toml for arpnetwork/scrypt written to work/ex/beta-1.38-1/sources/1.37.0/gh/arpnetwork/scrypt/Cargo.toml
[INFO] started frobbing arpnetwork/scrypt
[INFO] finished frobbing arpnetwork/scrypt
[INFO] frobbed toml for arpnetwork/scrypt written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/arpnetwork/scrypt/Cargo.toml
[INFO] crate arpnetwork/scrypt 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 arpnetwork/scrypt 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/arpnetwork/scrypt:/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] e2b85669dc0e18a486e834ff8016638270a64854521a568b72144d6ddfd8fac0
[INFO] running `"docker" "start" "-a" "e2b85669dc0e18a486e834ff8016638270a64854521a568b72144d6ddfd8fac0"`
[INFO] [stderr]    Compiling hex v0.3.1
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling scrypt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:47
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn process(s: &str) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `"docker" "inspect" "e2b85669dc0e18a486e834ff8016638270a64854521a568b72144d6ddfd8fac0"`
[INFO] running `"docker" "rm" "-f" "e2b85669dc0e18a486e834ff8016638270a64854521a568b72144d6ddfd8fac0"`
[INFO] [stdout] e2b85669dc0e18a486e834ff8016638270a64854521a568b72144d6ddfd8fac0
[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/arpnetwork/scrypt:/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] 4788987e42974485d386ad191eeee930c4b401d0dd5930d5fe52b65b172dff63
[INFO] running `"docker" "start" "-a" "4788987e42974485d386ad191eeee930c4b401d0dd5930d5fe52b65b172dff63"`
[INFO] [stderr]    Compiling scrypt v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:33:47
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn process(s: &str) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                               ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `"docker" "inspect" "4788987e42974485d386ad191eeee930c4b401d0dd5930d5fe52b65b172dff63"`
[INFO] running `"docker" "rm" "-f" "4788987e42974485d386ad191eeee930c4b401d0dd5930d5fe52b65b172dff63"`
[INFO] [stdout] 4788987e42974485d386ad191eeee930c4b401d0dd5930d5fe52b65b172dff63
[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/arpnetwork/scrypt:/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] 174f566c28be62fc19538177c0b532f9bf5b59256ed5f954ff13ca3122bea854
[INFO] running `"docker" "start" "-a" "174f566c28be62fc19538177c0b532f9bf5b59256ed5f954ff13ca3122bea854"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/scrypt-f64d05eb9c59296f
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::scrypt ... ok
[INFO] [stdout] test cmd::tests::commands ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/scrypt-666e1631bcab7474
[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] [stderr]    Doc-tests scrypt
[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" "174f566c28be62fc19538177c0b532f9bf5b59256ed5f954ff13ca3122bea854"`
[INFO] running `"docker" "rm" "-f" "174f566c28be62fc19538177c0b532f9bf5b59256ed5f954ff13ca3122bea854"`
[INFO] [stdout] 174f566c28be62fc19538177c0b532f9bf5b59256ed5f954ff13ca3122bea854