[INFO] updating cached repository snd/rosalind.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/snd/rosalind.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/snd/rosalind.rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/snd/rosalind.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/snd/rosalind.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/snd/rosalind.rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/snd/rosalind.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/snd/rosalind.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3d22cb7a831606094cf0d7e984f54deebffa5f1a
[INFO] sha for GitHub repo snd/rosalind.rs: 3d22cb7a831606094cf0d7e984f54deebffa5f1a
[INFO] validating manifest of snd/rosalind.rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of snd/rosalind.rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing snd/rosalind.rs
[INFO] finished frobbing snd/rosalind.rs
[INFO] frobbed toml for snd/rosalind.rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/snd/rosalind.rs/Cargo.toml
[INFO] started frobbing snd/rosalind.rs
[INFO] finished frobbing snd/rosalind.rs
[INFO] frobbed toml for snd/rosalind.rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/snd/rosalind.rs/Cargo.toml
[INFO] crate snd/rosalind.rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing snd/rosalind.rs against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/snd/rosalind.rs:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 155f6438c0b22fbea1f0928a72a1b6668258d12b23f96eeb81c0e81850104c4d
[INFO] running `"docker" "start" "-a" "155f6438c0b22fbea1f0928a72a1b6668258d12b23f96eeb81c0e81850104c4d"`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rosalind v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate approx;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.18s
[INFO] running `"docker" "inspect" "155f6438c0b22fbea1f0928a72a1b6668258d12b23f96eeb81c0e81850104c4d"`
[INFO] running `"docker" "rm" "-f" "155f6438c0b22fbea1f0928a72a1b6668258d12b23f96eeb81c0e81850104c4d"`
[INFO] [stdout] 155f6438c0b22fbea1f0928a72a1b6668258d12b23f96eeb81c0e81850104c4d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/snd/rosalind.rs:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e8ab99c352a6a1e94e4cb215eebda032bc23102fd19cb8777eef8e89ae8719cb
[INFO] running `"docker" "start" "-a" "e8ab99c352a6a1e94e4cb215eebda032bc23102fd19cb8777eef8e89ae8719cb"`
[INFO] [stderr]    Compiling rosalind v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::hash::Hash`
[INFO] [stderr]  --> src/lib.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::hash::Hash;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `"docker" "inspect" "e8ab99c352a6a1e94e4cb215eebda032bc23102fd19cb8777eef8e89ae8719cb"`
[INFO] running `"docker" "rm" "-f" "e8ab99c352a6a1e94e4cb215eebda032bc23102fd19cb8777eef8e89ae8719cb"`
[INFO] [stdout] e8ab99c352a6a1e94e4cb215eebda032bc23102fd19cb8777eef8e89ae8719cb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/snd/rosalind.rs:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7361c63d9056123c11acb7d87dd0a21fbcf4454afc7586c8d7e7590041ed3cfe
[INFO] running `"docker" "start" "-a" "7361c63d9056123c11acb7d87dd0a21fbcf4454afc7586c8d7e7590041ed3cfe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rosalind-3b0ce31027719fec
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test exercises::test_dna ... ok
[INFO] [stdout] test exercises::test_gc ... ok
[INFO] [stdout] test exercises::test_revc ... ok
[INFO] [stdout] test exercises::test_rna ... ok
[INFO] [stdout] test test_gc_content ... ok
[INFO] [stdout] test test_hamming_distance ... ok
[INFO] [stdout] test exercises::test_hamm ... ok
[INFO] [stdout] test test_parse_fasta_records ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dna-eb5329466990787e
[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]      Running /opt/crater/target/debug/deps/gc-39d6189c38916e2b
[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] [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]      Running /opt/crater/target/debug/deps/hamm-2e96006843d5b258
[INFO] [stderr]      Running /opt/crater/target/debug/deps/revc-0d1a16588b622e44
[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]      Running /opt/crater/target/debug/deps/rna-80d95966b9f6dd0b
[INFO] [stderr]    Doc-tests rosalind
[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] [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" "7361c63d9056123c11acb7d87dd0a21fbcf4454afc7586c8d7e7590041ed3cfe"`
[INFO] running `"docker" "rm" "-f" "7361c63d9056123c11acb7d87dd0a21fbcf4454afc7586c8d7e7590041ed3cfe"`
[INFO] [stdout] 7361c63d9056123c11acb7d87dd0a21fbcf4454afc7586c8d7e7590041ed3cfe