[INFO] updating cached repository kr-b/dna_encoder
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kr-b/dna_encoder
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kr-b/dna_encoder" "work/ex/beta-1.38-1/sources/1.37.0/gh/kr-b/dna_encoder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kr-b/dna_encoder'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kr-b/dna_encoder" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kr-b/dna_encoder"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kr-b/dna_encoder'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6766acd78e8b56b7ba1698a9bebe8231d872bf00
[INFO] sha for GitHub repo kr-b/dna_encoder: 6766acd78e8b56b7ba1698a9bebe8231d872bf00
[INFO] validating manifest of kr-b/dna_encoder 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 kr-b/dna_encoder 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 kr-b/dna_encoder
[INFO] finished frobbing kr-b/dna_encoder
[INFO] frobbed toml for kr-b/dna_encoder written to work/ex/beta-1.38-1/sources/1.37.0/gh/kr-b/dna_encoder/Cargo.toml
[INFO] started frobbing kr-b/dna_encoder
[INFO] finished frobbing kr-b/dna_encoder
[INFO] frobbed toml for kr-b/dna_encoder written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kr-b/dna_encoder/Cargo.toml
[INFO] crate kr-b/dna_encoder 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 kr-b/dna_encoder 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/gh/kr-b/dna_encoder:/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] c1e8a47d12f0401efe5903ecd01ecf743131234a979bb1503afae34b5720b252
[INFO] running `"docker" "start" "-a" "c1e8a47d12f0401efe5903ecd01ecf743131234a979bb1503afae34b5720b252"`
[INFO] [stderr]    Compiling dna_encoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stderr]     |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let mut v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stderr]     |                                ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "c1e8a47d12f0401efe5903ecd01ecf743131234a979bb1503afae34b5720b252"`
[INFO] running `"docker" "rm" "-f" "c1e8a47d12f0401efe5903ecd01ecf743131234a979bb1503afae34b5720b252"`
[INFO] [stdout] c1e8a47d12f0401efe5903ecd01ecf743131234a979bb1503afae34b5720b252
[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/gh/kr-b/dna_encoder:/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] 09be6adf33fe4e577f675e1cd3d30d37394257e54d54be99696dd02a0ca817a1
[INFO] running `"docker" "start" "-a" "09be6adf33fe4e577f675e1cd3d30d37394257e54d54be99696dd02a0ca817a1"`
[INFO] [stderr]    Compiling dna_encoder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:109:28
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stderr]     |                            ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/main.rs:139:32
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let mut v: Vec<u8> = input.trim_right().as_bytes().to_vec();
[INFO] [stderr]     |                                ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "09be6adf33fe4e577f675e1cd3d30d37394257e54d54be99696dd02a0ca817a1"`
[INFO] running `"docker" "rm" "-f" "09be6adf33fe4e577f675e1cd3d30d37394257e54d54be99696dd02a0ca817a1"`
[INFO] [stdout] 09be6adf33fe4e577f675e1cd3d30d37394257e54d54be99696dd02a0ca817a1
[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/gh/kr-b/dna_encoder:/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] f48cdadd78dc124ce8d4138a19cdbb1de034d8d57c4808f2a24dfe2066ab7f68
[INFO] running `"docker" "start" "-a" "f48cdadd78dc124ce8d4138a19cdbb1de034d8d57c4808f2a24dfe2066ab7f68"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dna_encoder-81910b971b73e247
[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" "f48cdadd78dc124ce8d4138a19cdbb1de034d8d57c4808f2a24dfe2066ab7f68"`
[INFO] running `"docker" "rm" "-f" "f48cdadd78dc124ce8d4138a19cdbb1de034d8d57c4808f2a24dfe2066ab7f68"`
[INFO] [stdout] f48cdadd78dc124ce8d4138a19cdbb1de034d8d57c4808f2a24dfe2066ab7f68