[INFO] crate finch 0.2.0 is already in cache
[INFO] extracting crate finch 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/finch/0.2.0
[INFO] extracting crate finch 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/finch/0.2.0
[INFO] validating manifest of finch-0.2.0 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 finch-0.2.0 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 finch-0.2.0
[INFO] finished frobbing finch-0.2.0
[INFO] frobbed toml for finch-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/finch/0.2.0/Cargo.toml
[INFO] started frobbing finch-0.2.0
[INFO] finished frobbing finch-0.2.0
[INFO] frobbed toml for finch-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/finch/0.2.0/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 finch-0.2.0 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/finch/0.2.0:/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] e8e57bae07d8f44104fb0c5da23d2eb2ca4df54b08d67bf93c539db7d0e295c5
[INFO] running `"docker" "start" "-a" "e8e57bae07d8f44104fb0c5da23d2eb2ca4df54b08d67bf93c539db7d0e295c5"`
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling murmurhash3 v0.0.5
[INFO] [stderr]    Compiling lzma-sys v0.1.15
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling capnp v0.9.5
[INFO] [stderr]    Compiling flate2 v1.0.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling zip v0.4.2
[INFO] [stderr]    Compiling needletail v0.2.2
[INFO] [stderr]    Compiling finch v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serialization.rs:174:39
[INFO] [stderr]     |
[INFO] [stderr] 174 | pub fn write_mash_file(mut file: &mut Write, sketches: &MultiSketch) -> FinchResult<()> {
[INFO] [stderr]     |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serialization.rs:231:38
[INFO] [stderr]     |
[INFO] [stderr] 231 | pub fn read_mash_file(mut file: &mut BufRead) -> FinchResult<MultiSketch> {
[INFO] [stderr]     |                                      ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |     F: Fn(&mut Write) -> Result<()>,
[INFO] [stderr]    |                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.65s
[INFO] running `"docker" "inspect" "e8e57bae07d8f44104fb0c5da23d2eb2ca4df54b08d67bf93c539db7d0e295c5"`
[INFO] running `"docker" "rm" "-f" "e8e57bae07d8f44104fb0c5da23d2eb2ca4df54b08d67bf93c539db7d0e295c5"`
[INFO] [stdout] e8e57bae07d8f44104fb0c5da23d2eb2ca4df54b08d67bf93c539db7d0e295c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/finch/0.2.0:/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] 2af998517518d03624138ab90b32f4ac406cde1300d0de9648e6bed23816e880
[INFO] running `"docker" "start" "-a" "2af998517518d03624138ab90b32f4ac406cde1300d0de9648e6bed23816e880"`
[INFO] [stderr]    Compiling finch v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |     F: Fn(&mut Write) -> Result<()>,
[INFO] [stderr]    |                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serialization.rs:174:39
[INFO] [stderr]     |
[INFO] [stderr] 174 | pub fn write_mash_file(mut file: &mut Write, sketches: &MultiSketch) -> FinchResult<()> {
[INFO] [stderr]     |                                       ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serialization.rs:231:38
[INFO] [stderr]     |
[INFO] [stderr] 231 | pub fn read_mash_file(mut file: &mut BufRead) -> FinchResult<MultiSketch> {
[INFO] [stderr]     |                                      ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `queue`
[INFO] [stderr]    --> src/minhashes.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |     let mut queue = MinHashKmers::new(100, 42);
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_queue`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/minhashes.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |     let mut queue = MinHashKmers::new(100, 42);
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `"docker" "inspect" "2af998517518d03624138ab90b32f4ac406cde1300d0de9648e6bed23816e880"`
[INFO] running `"docker" "rm" "-f" "2af998517518d03624138ab90b32f4ac406cde1300d0de9648e6bed23816e880"`
[INFO] [stdout] 2af998517518d03624138ab90b32f4ac406cde1300d0de9648e6bed23816e880
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/finch/0.2.0:/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] 8b8aa9408ea01b149d62f8372bb4249bbba4fd744642a10caf89e6c1f98e98a5
[INFO] running `"docker" "start" "-a" "8b8aa9408ea01b149d62f8372bb4249bbba4fd744642a10caf89e6c1f98e98a5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/finch-02baaf291aba6d7b
[INFO] [stdout] running 6 tests
[INFO] [stdout] test minhashes::test_longer_sequence ... ok
[INFO] [stdout] test minhashes::test_minhashkmers ... ok
[INFO] [stdout] test filtering::test_filter_strands ... ok
[INFO] [stdout] test filtering::test_filter_abundance ... ok
[INFO] [stdout] test statistics::test_hist ... ok
[INFO] [stdout] test filtering::test_guess_filter_threshold ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/finch-46531ad20682042c
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests finch
[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" "8b8aa9408ea01b149d62f8372bb4249bbba4fd744642a10caf89e6c1f98e98a5"`
[INFO] running `"docker" "rm" "-f" "8b8aa9408ea01b149d62f8372bb4249bbba4fd744642a10caf89e6c1f98e98a5"`
[INFO] [stdout] 8b8aa9408ea01b149d62f8372bb4249bbba4fd744642a10caf89e6c1f98e98a5