[INFO] cloning repository archer884/alpha
[INFO] running `"git" "clone" "--bare" "git://github.com/archer884/alpha.git" "work/cache/sources/gh/archer884/alpha"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/archer884/alpha'...
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/alpha" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/archer884/alpha"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/archer884/alpha'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/archer884/alpha" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/archer884/alpha"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/archer884/alpha'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 642c2c22ee57c4090e8144a9f246f1cd56ee7fb9
[INFO] sha for GitHub repo archer884/alpha: 642c2c22ee57c4090e8144a9f246f1cd56ee7fb9
[INFO] validating manifest of archer884/alpha on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of archer884/alpha on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing archer884/alpha
[INFO] finished frobbing archer884/alpha
[INFO] frobbed toml for archer884/alpha written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/archer884/alpha/Cargo.toml
[INFO] started frobbing archer884/alpha
[INFO] finished frobbing archer884/alpha
[INFO] frobbed toml for archer884/alpha written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/archer884/alpha/Cargo.toml
[INFO] crate archer884/alpha already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing archer884/alpha against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/archer884/alpha:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] d6cbba3dfe4504fb6f2f2214389c0efb247cbed27eecfd85bc2e9540eb50dac5
[INFO] running `"docker" "start" "-a" "d6cbba3dfe4504fb6f2f2214389c0efb247cbed27eecfd85bc2e9540eb50dac5"`
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]    Compiling structopt v0.2.14
[INFO] [stderr]    Compiling alpha v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:40
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]   |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.82s
[INFO] running `"docker" "inspect" "d6cbba3dfe4504fb6f2f2214389c0efb247cbed27eecfd85bc2e9540eb50dac5"`
[INFO] running `"docker" "rm" "-f" "d6cbba3dfe4504fb6f2f2214389c0efb247cbed27eecfd85bc2e9540eb50dac5"`
[INFO] [stdout] d6cbba3dfe4504fb6f2f2214389c0efb247cbed27eecfd85bc2e9540eb50dac5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/archer884/alpha:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9a522381fb805b4b5aa491086d7ecd8f415d56648f1e6159eda693c67460d1dc
[INFO] running `"docker" "start" "-a" "9a522381fb805b4b5aa491086d7ecd8f415d56648f1e6159eda693c67460d1dc"`
[INFO] [stderr]    Compiling alpha v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:7:40
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Result<T> = result::Result<T, Box<error::Error>>;
[INFO] [stderr]   |                                        ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "9a522381fb805b4b5aa491086d7ecd8f415d56648f1e6159eda693c67460d1dc"`
[INFO] running `"docker" "rm" "-f" "9a522381fb805b4b5aa491086d7ecd8f415d56648f1e6159eda693c67460d1dc"`
[INFO] [stdout] 9a522381fb805b4b5aa491086d7ecd8f415d56648f1e6159eda693c67460d1dc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/archer884/alpha:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 4f3c341580b3a7588602d920f9b30c661e55f1592198c7550ec3ba0ecc210108
[INFO] running `"docker" "start" "-a" "4f3c341580b3a7588602d920f9b30c661e55f1592198c7550ec3ba0ecc210108"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/alpha-177861a80dede765
[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" "4f3c341580b3a7588602d920f9b30c661e55f1592198c7550ec3ba0ecc210108"`
[INFO] running `"docker" "rm" "-f" "4f3c341580b3a7588602d920f9b30c661e55f1592198c7550ec3ba0ecc210108"`
[INFO] [stdout] 4f3c341580b3a7588602d920f9b30c661e55f1592198c7550ec3ba0ecc210108