[INFO] updating cached repository lautis/rscsv
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lautis/rscsv
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lautis/rscsv" "work/ex/beta-1.38-1/sources/1.37.0/gh/lautis/rscsv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lautis/rscsv'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lautis/rscsv" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lautis/rscsv"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lautis/rscsv'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 10706856be2e88861124360903437a6170886142
[INFO] sha for GitHub repo lautis/rscsv: 10706856be2e88861124360903437a6170886142
[INFO] validating manifest of lautis/rscsv 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 lautis/rscsv 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 lautis/rscsv
[INFO] finished frobbing lautis/rscsv
[INFO] frobbed toml for lautis/rscsv written to work/ex/beta-1.38-1/sources/1.37.0/gh/lautis/rscsv/Cargo.toml
[INFO] started frobbing lautis/rscsv
[INFO] finished frobbing lautis/rscsv
[INFO] frobbed toml for lautis/rscsv written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lautis/rscsv/Cargo.toml
[INFO] crate lautis/rscsv 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 lautis/rscsv 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lautis/rscsv:/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] 88e0c23f68d3d317c7ef1be380e0ab2b5b73bcc7018d1c1a43ef5cfc7312fde7
[INFO] running `"docker" "start" "-a" "88e0c23f68d3d317c7ef1be380e0ab2b5b73bcc7018d1c1a43ef5cfc7312fde7"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling libcruby-sys v0.7.5
[INFO] [stderr]    Compiling cstr-macro v0.1.0
[INFO] [stderr]    Compiling helix v0.7.5
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling rscsv v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:63
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn generate_lines(rows: &[Vec<String>]) -> Result<String, 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 9.87s
[INFO] running `"docker" "inspect" "88e0c23f68d3d317c7ef1be380e0ab2b5b73bcc7018d1c1a43ef5cfc7312fde7"`
[INFO] running `"docker" "rm" "-f" "88e0c23f68d3d317c7ef1be380e0ab2b5b73bcc7018d1c1a43ef5cfc7312fde7"`
[INFO] [stdout] 88e0c23f68d3d317c7ef1be380e0ab2b5b73bcc7018d1c1a43ef5cfc7312fde7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lautis/rscsv:/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] 0e5e103e965ae38c7ffc3fdd4fa24f832fc0929b823864e5adbb182f38bdc359
[INFO] running `"docker" "start" "-a" "0e5e103e965ae38c7ffc3fdd4fa24f832fc0929b823864e5adbb182f38bdc359"`
[INFO] [stderr]    Compiling rscsv v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:63
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn generate_lines(rows: &[Vec<String>]) -> Result<String, 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 2.12s
[INFO] running `"docker" "inspect" "0e5e103e965ae38c7ffc3fdd4fa24f832fc0929b823864e5adbb182f38bdc359"`
[INFO] running `"docker" "rm" "-f" "0e5e103e965ae38c7ffc3fdd4fa24f832fc0929b823864e5adbb182f38bdc359"`
[INFO] [stdout] 0e5e103e965ae38c7ffc3fdd4fa24f832fc0929b823864e5adbb182f38bdc359
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lautis/rscsv:/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] c96b29d977d0eb9f72a3c3c4dd6a443ca92d6bef9edcf0bae3031ac8bd0a57fe
[INFO] running `"docker" "start" "-a" "c96b29d977d0eb9f72a3c3c4dd6a443ca92d6bef9edcf0bae3031ac8bd0a57fe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rscsv-a0bd8de55c53d7f4
[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" "c96b29d977d0eb9f72a3c3c4dd6a443ca92d6bef9edcf0bae3031ac8bd0a57fe"`
[INFO] running `"docker" "rm" "-f" "c96b29d977d0eb9f72a3c3c4dd6a443ca92d6bef9edcf0bae3031ac8bd0a57fe"`
[INFO] [stdout] c96b29d977d0eb9f72a3c3c4dd6a443ca92d6bef9edcf0bae3031ac8bd0a57fe