[INFO] cloning repository BurntSushi/rust-error-handling-case-study
[INFO] running `"git" "clone" "--bare" "git://github.com/BurntSushi/rust-error-handling-case-study.git" "work/cache/sources/gh/BurntSushi/rust-error-handling-case-study"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/BurntSushi/rust-error-handling-case-study'...
[INFO] running `"git" "clone" "work/cache/sources/gh/BurntSushi/rust-error-handling-case-study" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rust-error-handling-case-study"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rust-error-handling-case-study'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BurntSushi/rust-error-handling-case-study" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/rust-error-handling-case-study"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/rust-error-handling-case-study'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8e2af66c6aa41387c578303253e6fac30b679d1d
[INFO] sha for GitHub repo BurntSushi/rust-error-handling-case-study: 8e2af66c6aa41387c578303253e6fac30b679d1d
[INFO] validating manifest of BurntSushi/rust-error-handling-case-study 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 BurntSushi/rust-error-handling-case-study 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 BurntSushi/rust-error-handling-case-study
[INFO] finished frobbing BurntSushi/rust-error-handling-case-study
[INFO] frobbed toml for BurntSushi/rust-error-handling-case-study written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/BurntSushi/rust-error-handling-case-study/Cargo.toml
[INFO] started frobbing BurntSushi/rust-error-handling-case-study
[INFO] finished frobbing BurntSushi/rust-error-handling-case-study
[INFO] frobbed toml for BurntSushi/rust-error-handling-case-study written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/BurntSushi/rust-error-handling-case-study/Cargo.toml
[INFO] crate BurntSushi/rust-error-handling-case-study 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 BurntSushi/rust-error-handling-case-study 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/BurntSushi/rust-error-handling-case-study:/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] 69dfcadf6f86250116863d87581c8b1591fccf6b8c6247e047861822832e7518
[INFO] running `"docker" "start" "-a" "69dfcadf6f86250116863d87581c8b1591fccf6b8c6247e047861822832e7518"`
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling csv v0.14.7
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling city-pop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let input: Box<io::Read> = match *file_path {
[INFO] [stderr]     |                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.41s
[INFO] running `"docker" "inspect" "69dfcadf6f86250116863d87581c8b1591fccf6b8c6247e047861822832e7518"`
[INFO] running `"docker" "rm" "-f" "69dfcadf6f86250116863d87581c8b1591fccf6b8c6247e047861822832e7518"`
[INFO] [stdout] 69dfcadf6f86250116863d87581c8b1591fccf6b8c6247e047861822832e7518
[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/BurntSushi/rust-error-handling-case-study:/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] 5c21b2d1b1956a380287ca808439c9506770bbb9c0b340083c495ae632770cba
[INFO] running `"docker" "start" "-a" "5c21b2d1b1956a380287ca808439c9506770bbb9c0b340083c495ae632770cba"`
[INFO] [stderr]    Compiling city-pop v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:100:20
[INFO] [stderr]     |
[INFO] [stderr] 100 |     let input: Box<io::Read> = match *file_path {
[INFO] [stderr]     |                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "5c21b2d1b1956a380287ca808439c9506770bbb9c0b340083c495ae632770cba"`
[INFO] running `"docker" "rm" "-f" "5c21b2d1b1956a380287ca808439c9506770bbb9c0b340083c495ae632770cba"`
[INFO] [stdout] 5c21b2d1b1956a380287ca808439c9506770bbb9c0b340083c495ae632770cba
[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/BurntSushi/rust-error-handling-case-study:/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] 2448391866d4c8d296080427ead3e683ff9d2d2435ae7b6617e71052fad2344a
[INFO] running `"docker" "start" "-a" "2448391866d4c8d296080427ead3e683ff9d2d2435ae7b6617e71052fad2344a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/city_pop-ced559be175702ed
[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" "2448391866d4c8d296080427ead3e683ff9d2d2435ae7b6617e71052fad2344a"`
[INFO] running `"docker" "rm" "-f" "2448391866d4c8d296080427ead3e683ff9d2d2435ae7b6617e71052fad2344a"`
[INFO] [stdout] 2448391866d4c8d296080427ead3e683ff9d2d2435ae7b6617e71052fad2344a