[INFO] updating cached repository SiIky/chop
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SiIky/chop
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SiIky/chop" "work/ex/beta-1.38-1/sources/1.37.0/gh/SiIky/chop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SiIky/chop'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SiIky/chop" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SiIky/chop"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SiIky/chop'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6e43fc037660190d926c87fc145dd3bda655708
[INFO] sha for GitHub repo SiIky/chop: b6e43fc037660190d926c87fc145dd3bda655708
[INFO] validating manifest of SiIky/chop 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 SiIky/chop 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 SiIky/chop
[INFO] finished frobbing SiIky/chop
[INFO] frobbed toml for SiIky/chop written to work/ex/beta-1.38-1/sources/1.37.0/gh/SiIky/chop/Cargo.toml
[INFO] started frobbing SiIky/chop
[INFO] finished frobbing SiIky/chop
[INFO] frobbed toml for SiIky/chop written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SiIky/chop/Cargo.toml
[INFO] crate SiIky/chop 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 SiIky/chop 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SiIky/chop:/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] 714a2f564f1e085949bc5ffdc2a3dfe99a0acc7b9518e466489cd8f275361c7a
[INFO] running `"docker" "start" "-a" "714a2f564f1e085949bc5ffdc2a3dfe99a0acc7b9518e466489cd8f275361c7a"`
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling chop v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:33:38
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn real_main() -> Result<(), Vec<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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:66:27
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let mut errs: Vec<Box<Error>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `"docker" "inspect" "714a2f564f1e085949bc5ffdc2a3dfe99a0acc7b9518e466489cd8f275361c7a"`
[INFO] running `"docker" "rm" "-f" "714a2f564f1e085949bc5ffdc2a3dfe99a0acc7b9518e466489cd8f275361c7a"`
[INFO] [stdout] 714a2f564f1e085949bc5ffdc2a3dfe99a0acc7b9518e466489cd8f275361c7a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SiIky/chop:/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] 4a91763b584f0657d05a6890ef38d21532cfe795ac8ed70e9eae8fe3bb213672
[INFO] running `"docker" "start" "-a" "4a91763b584f0657d05a6890ef38d21532cfe795ac8ed70e9eae8fe3bb213672"`
[INFO] [stderr]    Compiling chop v1.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:33:38
[INFO] [stderr]    |
[INFO] [stderr] 33 | fn real_main() -> Result<(), Vec<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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:66:27
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let mut errs: Vec<Box<Error>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "4a91763b584f0657d05a6890ef38d21532cfe795ac8ed70e9eae8fe3bb213672"`
[INFO] running `"docker" "rm" "-f" "4a91763b584f0657d05a6890ef38d21532cfe795ac8ed70e9eae8fe3bb213672"`
[INFO] [stdout] 4a91763b584f0657d05a6890ef38d21532cfe795ac8ed70e9eae8fe3bb213672
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SiIky/chop:/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] fc3adb96c0a77bf6e9f43b0b6e1a338eae050db72ad7e992f5b859c30011d2dc
[INFO] running `"docker" "start" "-a" "fc3adb96c0a77bf6e9f43b0b6e1a338eae050db72ad7e992f5b859c30011d2dc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chop-9ec39fbc28047de1
[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" "fc3adb96c0a77bf6e9f43b0b6e1a338eae050db72ad7e992f5b859c30011d2dc"`
[INFO] running `"docker" "rm" "-f" "fc3adb96c0a77bf6e9f43b0b6e1a338eae050db72ad7e992f5b859c30011d2dc"`
[INFO] [stdout] fc3adb96c0a77bf6e9f43b0b6e1a338eae050db72ad7e992f5b859c30011d2dc