[INFO] updating cached repository HadrienG/fastmetrics
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/HadrienG/fastmetrics
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/HadrienG/fastmetrics" "work/ex/beta-1.38-1/sources/1.37.0/gh/HadrienG/fastmetrics"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/HadrienG/fastmetrics'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/HadrienG/fastmetrics" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HadrienG/fastmetrics"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HadrienG/fastmetrics'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 048188efe21476577b90c7ea0fa9c455c464df7e
[INFO] sha for GitHub repo HadrienG/fastmetrics: 048188efe21476577b90c7ea0fa9c455c464df7e
[INFO] validating manifest of HadrienG/fastmetrics 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 HadrienG/fastmetrics 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 HadrienG/fastmetrics
[INFO] finished frobbing HadrienG/fastmetrics
[INFO] frobbed toml for HadrienG/fastmetrics written to work/ex/beta-1.38-1/sources/1.37.0/gh/HadrienG/fastmetrics/Cargo.toml
[INFO] started frobbing HadrienG/fastmetrics
[INFO] finished frobbing HadrienG/fastmetrics
[INFO] frobbed toml for HadrienG/fastmetrics written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HadrienG/fastmetrics/Cargo.toml
[INFO] crate HadrienG/fastmetrics 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 HadrienG/fastmetrics 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/HadrienG/fastmetrics:/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] 95c12a862b598b3d600418df5a6a382317190ce28fd3e8cf9946c78b88f1a6cb
[INFO] running `"docker" "start" "-a" "95c12a862b598b3d600418df5a6a382317190ce28fd3e8cf9946c78b88f1a6cb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fastmetrics v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fasta/mod.rs:18:74
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn read_sequence<P: AsRef<Path>>(fasta_path: P) -> Result<Fasta, 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 1.76s
[INFO] running `"docker" "inspect" "95c12a862b598b3d600418df5a6a382317190ce28fd3e8cf9946c78b88f1a6cb"`
[INFO] running `"docker" "rm" "-f" "95c12a862b598b3d600418df5a6a382317190ce28fd3e8cf9946c78b88f1a6cb"`
[INFO] [stdout] 95c12a862b598b3d600418df5a6a382317190ce28fd3e8cf9946c78b88f1a6cb
[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/HadrienG/fastmetrics:/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] 23f57217f5709ef2ba63938412615fcab4f32891da3e18e60a64a858bbfef495
[INFO] running `"docker" "start" "-a" "23f57217f5709ef2ba63938412615fcab4f32891da3e18e60a64a858bbfef495"`
[INFO] [stderr]    Compiling fastmetrics v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fasta/mod.rs:18:74
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn read_sequence<P: AsRef<Path>>(fasta_path: P) -> Result<Fasta, 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 1.27s
[INFO] running `"docker" "inspect" "23f57217f5709ef2ba63938412615fcab4f32891da3e18e60a64a858bbfef495"`
[INFO] running `"docker" "rm" "-f" "23f57217f5709ef2ba63938412615fcab4f32891da3e18e60a64a858bbfef495"`
[INFO] [stdout] 23f57217f5709ef2ba63938412615fcab4f32891da3e18e60a64a858bbfef495
[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/HadrienG/fastmetrics:/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] 7c65697d56906f8da276f07362d7c8e5ee181c1f4c1803308dda11a6b0a29272
[INFO] running `"docker" "start" "-a" "7c65697d56906f8da276f07362d7c8e5ee181c1f4c1803308dda11a6b0a29272"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fastmetrics-873f5a45678f883d
[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/fastmetrics-9d309ea791c51385
[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 fastmetrics
[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" "7c65697d56906f8da276f07362d7c8e5ee181c1f4c1803308dda11a6b0a29272"`
[INFO] running `"docker" "rm" "-f" "7c65697d56906f8da276f07362d7c8e5ee181c1f4c1803308dda11a6b0a29272"`
[INFO] [stdout] 7c65697d56906f8da276f07362d7c8e5ee181c1f4c1803308dda11a6b0a29272