[INFO] updating cached repository cpdean/cargo-danger
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cpdean/cargo-danger
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cpdean/cargo-danger" "work/ex/beta-1.37-6/sources/1.36.0/gh/cpdean/cargo-danger"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cpdean/cargo-danger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cpdean/cargo-danger" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cpdean/cargo-danger"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cpdean/cargo-danger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cbd1a4ea78561bd88a0129eda7788897e3922f3a
[INFO] sha for GitHub repo cpdean/cargo-danger: cbd1a4ea78561bd88a0129eda7788897e3922f3a
[INFO] validating manifest of cpdean/cargo-danger on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cpdean/cargo-danger on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cpdean/cargo-danger
[INFO] finished frobbing cpdean/cargo-danger
[INFO] frobbed toml for cpdean/cargo-danger written to work/ex/beta-1.37-6/sources/1.36.0/gh/cpdean/cargo-danger/Cargo.toml
[INFO] started frobbing cpdean/cargo-danger
[INFO] finished frobbing cpdean/cargo-danger
[INFO] frobbed toml for cpdean/cargo-danger written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cpdean/cargo-danger/Cargo.toml
[INFO] crate cpdean/cargo-danger already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/cpdean/cargo-danger/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cpdean/cargo-danger against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cpdean/cargo-danger:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f823fd95a6563590da8b6fd26fa271520db026930efd75372f396ef537bdb80f
[INFO] running `"docker" "start" "-a" "f823fd95a6563590da8b6fd26fa271520db026930efd75372f396ef537bdb80f"`
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling git2-curl v0.8.2
[INFO] [stderr]    Compiling cargo v0.32.0
[INFO] [stderr]    Compiling cargo-danger v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::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 1m 33s
[INFO] running `"docker" "inspect" "f823fd95a6563590da8b6fd26fa271520db026930efd75372f396ef537bdb80f"`
[INFO] running `"docker" "rm" "-f" "f823fd95a6563590da8b6fd26fa271520db026930efd75372f396ef537bdb80f"`
[INFO] [stdout] f823fd95a6563590da8b6fd26fa271520db026930efd75372f396ef537bdb80f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cpdean/cargo-danger:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 935db88cdfba65ae5be6a14883dfe435dc6cca0d18f8ab39db24b9d2cbbc5361
[INFO] running `"docker" "start" "-a" "935db88cdfba65ae5be6a14883dfe435dc6cca0d18f8ab39db24b9d2cbbc5361"`
[INFO] [stderr]    Compiling cargo-danger v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 | type Result<T> = std::result::Result<T, Box<std::error::Error>>;
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::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 2.84s
[INFO] running `"docker" "inspect" "935db88cdfba65ae5be6a14883dfe435dc6cca0d18f8ab39db24b9d2cbbc5361"`
[INFO] running `"docker" "rm" "-f" "935db88cdfba65ae5be6a14883dfe435dc6cca0d18f8ab39db24b9d2cbbc5361"`
[INFO] [stdout] 935db88cdfba65ae5be6a14883dfe435dc6cca0d18f8ab39db24b9d2cbbc5361
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cpdean/cargo-danger:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] d32e0c1ee55aa7a897560de8ca30444757a672f30572f509737ba65afbb12c6d
[INFO] running `"docker" "start" "-a" "d32e0c1ee55aa7a897560de8ca30444757a672f30572f509737ba65afbb12c6d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_danger-4552cabeca5aa127
[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" "d32e0c1ee55aa7a897560de8ca30444757a672f30572f509737ba65afbb12c6d"`
[INFO] running `"docker" "rm" "-f" "d32e0c1ee55aa7a897560de8ca30444757a672f30572f509737ba65afbb12c6d"`
[INFO] [stdout] d32e0c1ee55aa7a897560de8ca30444757a672f30572f509737ba65afbb12c6d