[INFO] updating cached repository bennyyip/plug2pack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bennyyip/plug2pack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bennyyip/plug2pack" "work/ex/beta-1.38-1/sources/1.37.0/gh/bennyyip/plug2pack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bennyyip/plug2pack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bennyyip/plug2pack" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bennyyip/plug2pack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bennyyip/plug2pack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29ccb6cd58919007380d790864331c1762f1e924
[INFO] sha for GitHub repo bennyyip/plug2pack: 29ccb6cd58919007380d790864331c1762f1e924
[INFO] validating manifest of bennyyip/plug2pack 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 bennyyip/plug2pack 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 bennyyip/plug2pack
[INFO] finished frobbing bennyyip/plug2pack
[INFO] frobbed toml for bennyyip/plug2pack written to work/ex/beta-1.38-1/sources/1.37.0/gh/bennyyip/plug2pack/Cargo.toml
[INFO] started frobbing bennyyip/plug2pack
[INFO] finished frobbing bennyyip/plug2pack
[INFO] frobbed toml for bennyyip/plug2pack written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bennyyip/plug2pack/Cargo.toml
[INFO] crate bennyyip/plug2pack 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 bennyyip/plug2pack 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/bennyyip/plug2pack:/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] cbca1ab726fbe815b4e6c6115c236cd89b2dd0d1e9d0c6681799bc1d7f9e48f6
[INFO] running `"docker" "start" "-a" "cbca1ab726fbe815b4e6c6115c236cd89b2dd0d1e9d0c6681799bc1d7f9e48f6"`
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling serde_yaml v0.7.1
[INFO] [stderr]    Compiling structopt-derive v0.1.1
[INFO] [stderr]    Compiling structopt v0.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling nom v3.2.0
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling plug2pack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:118:22
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let mut out: Box<Write> = match opt.output {
[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 24.24s
[INFO] running `"docker" "inspect" "cbca1ab726fbe815b4e6c6115c236cd89b2dd0d1e9d0c6681799bc1d7f9e48f6"`
[INFO] running `"docker" "rm" "-f" "cbca1ab726fbe815b4e6c6115c236cd89b2dd0d1e9d0c6681799bc1d7f9e48f6"`
[INFO] [stdout] cbca1ab726fbe815b4e6c6115c236cd89b2dd0d1e9d0c6681799bc1d7f9e48f6
[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/bennyyip/plug2pack:/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] 050a724f121e8d937c179147ec54a952ed9bcb943e2dea632b67fe12b2bf314e
[INFO] running `"docker" "start" "-a" "050a724f121e8d937c179147ec54a952ed9bcb943e2dea632b67fe12b2bf314e"`
[INFO] [stderr]    Compiling plug2pack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:118:22
[INFO] [stderr]     |
[INFO] [stderr] 118 |     let mut out: Box<Write> = match opt.output {
[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 3.32s
[INFO] running `"docker" "inspect" "050a724f121e8d937c179147ec54a952ed9bcb943e2dea632b67fe12b2bf314e"`
[INFO] running `"docker" "rm" "-f" "050a724f121e8d937c179147ec54a952ed9bcb943e2dea632b67fe12b2bf314e"`
[INFO] [stdout] 050a724f121e8d937c179147ec54a952ed9bcb943e2dea632b67fe12b2bf314e
[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/bennyyip/plug2pack:/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] b030a2e1edbac8846626597c5e022521f39b73933dd4fa48ff17daab85616e0a
[INFO] running `"docker" "start" "-a" "b030a2e1edbac8846626597c5e022521f39b73933dd4fa48ff17daab85616e0a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/plug2pack-097cfff1fbe26d19
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parser::parse_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b030a2e1edbac8846626597c5e022521f39b73933dd4fa48ff17daab85616e0a"`
[INFO] running `"docker" "rm" "-f" "b030a2e1edbac8846626597c5e022521f39b73933dd4fa48ff17daab85616e0a"`
[INFO] [stdout] b030a2e1edbac8846626597c5e022521f39b73933dd4fa48ff17daab85616e0a