[INFO] updating cached repository erochest/cmd-handler
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/erochest/cmd-handler
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/erochest/cmd-handler" "work/ex/beta-1.38-1/sources/1.37.0/gh/erochest/cmd-handler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/erochest/cmd-handler'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/erochest/cmd-handler" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/erochest/cmd-handler"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/erochest/cmd-handler'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56545aba3f997dcfac3dd36e7966ca792c2463ff
[INFO] sha for GitHub repo erochest/cmd-handler: 56545aba3f997dcfac3dd36e7966ca792c2463ff
[INFO] validating manifest of erochest/cmd-handler 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 erochest/cmd-handler 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 erochest/cmd-handler
[INFO] finished frobbing erochest/cmd-handler
[INFO] frobbed toml for erochest/cmd-handler written to work/ex/beta-1.38-1/sources/1.37.0/gh/erochest/cmd-handler/Cargo.toml
[INFO] started frobbing erochest/cmd-handler
[INFO] finished frobbing erochest/cmd-handler
[INFO] frobbed toml for erochest/cmd-handler written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/erochest/cmd-handler/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 erochest/cmd-handler 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/erochest/cmd-handler:/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] 861cd4061fcb9df0dfe2993eed5bc3e6d25072d4ea71217e6f1cf18e64ce3c21
[INFO] running `"docker" "start" "-a" "861cd4061fcb9df0dfe2993eed5bc3e6d25072d4ea71217e6f1cf18e64ce3c21"`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling cmd-handler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.40s
[INFO] running `"docker" "inspect" "861cd4061fcb9df0dfe2993eed5bc3e6d25072d4ea71217e6f1cf18e64ce3c21"`
[INFO] running `"docker" "rm" "-f" "861cd4061fcb9df0dfe2993eed5bc3e6d25072d4ea71217e6f1cf18e64ce3c21"`
[INFO] [stdout] 861cd4061fcb9df0dfe2993eed5bc3e6d25072d4ea71217e6f1cf18e64ce3c21
[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/erochest/cmd-handler:/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] 337f79e7e515fa0f728db341cb2b769349ed000e3f675cac867ad62e361ef3d7
[INFO] running `"docker" "start" "-a" "337f79e7e515fa0f728db341cb2b769349ed000e3f675cac867ad62e361ef3d7"`
[INFO] [stderr]    Compiling cmd-handler v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `FooError`
[INFO] [stderr]  --> examples/simple/actions.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     FooError,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BarError`
[INFO] [stderr]   --> examples/simple/actions.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     BarError,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `"docker" "inspect" "337f79e7e515fa0f728db341cb2b769349ed000e3f675cac867ad62e361ef3d7"`
[INFO] running `"docker" "rm" "-f" "337f79e7e515fa0f728db341cb2b769349ed000e3f675cac867ad62e361ef3d7"`
[INFO] [stdout] 337f79e7e515fa0f728db341cb2b769349ed000e3f675cac867ad62e361ef3d7
[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/erochest/cmd-handler:/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] 8c1e7e6de8317da1d2744b340b439a19c1539e0ab335da009fd1e299f6000a16
[INFO] running `"docker" "start" "-a" "8c1e7e6de8317da1d2744b340b439a19c1539e0ab335da009fd1e299f6000a16"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cmd_handler-cde4dbccc8698f57
[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] [stderr]    Doc-tests cmd-handler
[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" "8c1e7e6de8317da1d2744b340b439a19c1539e0ab335da009fd1e299f6000a16"`
[INFO] running `"docker" "rm" "-f" "8c1e7e6de8317da1d2744b340b439a19c1539e0ab335da009fd1e299f6000a16"`
[INFO] [stdout] 8c1e7e6de8317da1d2744b340b439a19c1539e0ab335da009fd1e299f6000a16