[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 beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 543c4b2688d8fee61e99dfffa4f70a488e23ad4b35a083d8157b4ecab74de2d1
[INFO] running `"docker" "start" "-a" "543c4b2688d8fee61e99dfffa4f70a488e23ad4b35a083d8157b4ecab74de2d1"`
[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 1.87s
[INFO] running `"docker" "inspect" "543c4b2688d8fee61e99dfffa4f70a488e23ad4b35a083d8157b4ecab74de2d1"`
[INFO] running `"docker" "rm" "-f" "543c4b2688d8fee61e99dfffa4f70a488e23ad4b35a083d8157b4ecab74de2d1"`
[INFO] [stdout] 543c4b2688d8fee61e99dfffa4f70a488e23ad4b35a083d8157b4ecab74de2d1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b41a912351004007be8fe9925eb7f3f4b4232924b76874fa5a44c66dca82bad6
[INFO] running `"docker" "start" "-a" "b41a912351004007be8fe9925eb7f3f4b4232924b76874fa5a44c66dca82bad6"`
[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 1.44s
[INFO] running `"docker" "inspect" "b41a912351004007be8fe9925eb7f3f4b4232924b76874fa5a44c66dca82bad6"`
[INFO] running `"docker" "rm" "-f" "b41a912351004007be8fe9925eb7f3f4b4232924b76874fa5a44c66dca82bad6"`
[INFO] [stdout] b41a912351004007be8fe9925eb7f3f4b4232924b76874fa5a44c66dca82bad6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] e7125e2322a4a6cca4531a20c876a796bc11fe43413d96ebed27810fa304f185
[INFO] running `"docker" "start" "-a" "e7125e2322a4a6cca4531a20c876a796bc11fe43413d96ebed27810fa304f185"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fastmetrics-94f0d75461359977
[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-53c3989dc05b1799
[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" "e7125e2322a4a6cca4531a20c876a796bc11fe43413d96ebed27810fa304f185"`
[INFO] running `"docker" "rm" "-f" "e7125e2322a4a6cca4531a20c876a796bc11fe43413d96ebed27810fa304f185"`
[INFO] [stdout] e7125e2322a4a6cca4531a20c876a796bc11fe43413d96ebed27810fa304f185