[INFO] crate luhn-rs 0.0.1 is already in cache
[INFO] extracting crate luhn-rs 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/luhn-rs/0.0.1
[INFO] extracting crate luhn-rs 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/luhn-rs/0.0.1
[INFO] validating manifest of luhn-rs-0.0.1 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 luhn-rs-0.0.1 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 luhn-rs-0.0.1
[INFO] finished frobbing luhn-rs-0.0.1
[INFO] frobbed toml for luhn-rs-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/luhn-rs/0.0.1/Cargo.toml
[INFO] started frobbing luhn-rs-0.0.1
[INFO] finished frobbing luhn-rs-0.0.1
[INFO] frobbed toml for luhn-rs-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/luhn-rs/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 luhn-rs-0.0.1 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/reg/luhn-rs/0.0.1:/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] 990800769cffe4dbcc85852d5bc937e9160760f5fb4de7f24277a16fe9172e1c
[INFO] running `"docker" "start" "-a" "990800769cffe4dbcc85852d5bc937e9160760f5fb4de7f24277a16fe9172e1c"`
[INFO] [stderr]    Compiling luhn-rs v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `"docker" "inspect" "990800769cffe4dbcc85852d5bc937e9160760f5fb4de7f24277a16fe9172e1c"`
[INFO] running `"docker" "rm" "-f" "990800769cffe4dbcc85852d5bc937e9160760f5fb4de7f24277a16fe9172e1c"`
[INFO] [stdout] 990800769cffe4dbcc85852d5bc937e9160760f5fb4de7f24277a16fe9172e1c
[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/reg/luhn-rs/0.0.1:/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] cf414c02fe3d48b3ee7471f8a221202121341ad23076f3dfb80bb5bef75c68f2
[INFO] running `"docker" "start" "-a" "cf414c02fe3d48b3ee7471f8a221202121341ad23076f3dfb80bb5bef75c68f2"`
[INFO] [stderr]    Compiling luhn-rs v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'tests::rand::sample': renamed to seq::sample_iter
[INFO] [stderr]    --> src/lib.rs:152:52
[INFO] [stderr]     |
[INFO] [stderr] 152 |     use self::rand::{Isaac64Rng, Rng, SeedableRng, sample, thread_rng};
[INFO] [stderr]     |                                                    ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'tests::rand::sample': renamed to seq::sample_iter
[INFO] [stderr]    --> src/lib.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |             let chars = sample(&mut rng, &printable_chars, alphabet_size as usize)
[INFO] [stderr]     |                         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `"docker" "inspect" "cf414c02fe3d48b3ee7471f8a221202121341ad23076f3dfb80bb5bef75c68f2"`
[INFO] running `"docker" "rm" "-f" "cf414c02fe3d48b3ee7471f8a221202121341ad23076f3dfb80bb5bef75c68f2"`
[INFO] [stdout] cf414c02fe3d48b3ee7471f8a221202121341ad23076f3dfb80bb5bef75c68f2
[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/reg/luhn-rs/0.0.1:/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] 263663df7f80667cfb6f848676868e8de67c45c41ad57212836862ef7cc3743c
[INFO] running `"docker" "start" "-a" "263663df7f80667cfb6f848676868e8de67c45c41ad57212836862ef7cc3743c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/luhn-40ba127ad6fa9ec5
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_invalid_alphabet ... ok
[INFO] [stdout] test tests::test_longer_input ... ok
[INFO] [stdout] test tests::test_generate ... ok
[INFO] [stdout] test tests::test_validate ... ok
[INFO] [stdout] test tests::test_empty_strings ... ok
[INFO] [stdout] test tests::test_validate_with ... ok
[INFO] [stdout] test tests::test_invalid_input ... ok
[INFO] [stdout] test tests::test_random_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests luhn
[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" "263663df7f80667cfb6f848676868e8de67c45c41ad57212836862ef7cc3743c"`
[INFO] running `"docker" "rm" "-f" "263663df7f80667cfb6f848676868e8de67c45c41ad57212836862ef7cc3743c"`
[INFO] [stdout] 263663df7f80667cfb6f848676868e8de67c45c41ad57212836862ef7cc3743c