[INFO] updating cached repository benschulz/tryin
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/benschulz/tryin
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/benschulz/tryin" "work/ex/beta-1.38-1/sources/1.37.0/gh/benschulz/tryin"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/benschulz/tryin'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/benschulz/tryin" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/benschulz/tryin"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/benschulz/tryin'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5784eff71d4ad6af362d4c7920db07d0405cf66
[INFO] sha for GitHub repo benschulz/tryin: c5784eff71d4ad6af362d4c7920db07d0405cf66
[INFO] validating manifest of benschulz/tryin 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 benschulz/tryin 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 benschulz/tryin
[INFO] finished frobbing benschulz/tryin
[INFO] frobbed toml for benschulz/tryin written to work/ex/beta-1.38-1/sources/1.37.0/gh/benschulz/tryin/Cargo.toml
[INFO] started frobbing benschulz/tryin
[INFO] finished frobbing benschulz/tryin
[INFO] frobbed toml for benschulz/tryin written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/benschulz/tryin/Cargo.toml
[INFO] crate benschulz/tryin 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 benschulz/tryin 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/benschulz/tryin:/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] 55ae7c102736864d9f5a7246937cf3775c50dc4a163307192c7d36326b278042
[INFO] running `"docker" "start" "-a" "55ae7c102736864d9f5a7246937cf3775c50dc4a163307192c7d36326b278042"`
[INFO] [stderr]    Compiling tryin v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:32
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn cause(&self) -> Option<&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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:73:20
[INFO] [stderr]    |
[INFO] [stderr] 73 |         self.error.cause()
[INFO] [stderr]    |                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "55ae7c102736864d9f5a7246937cf3775c50dc4a163307192c7d36326b278042"`
[INFO] running `"docker" "rm" "-f" "55ae7c102736864d9f5a7246937cf3775c50dc4a163307192c7d36326b278042"`
[INFO] [stdout] 55ae7c102736864d9f5a7246937cf3775c50dc4a163307192c7d36326b278042
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/benschulz/tryin:/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] 7eed08ff5ec758872ebb129156c596c87fbb2b249d0a072d18b932948795aac2
[INFO] running `"docker" "start" "-a" "7eed08ff5ec758872ebb129156c596c87fbb2b249d0a072d18b932948795aac2"`
[INFO] [stderr]    Compiling tryin v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:32
[INFO] [stderr]    |
[INFO] [stderr] 72 |     fn cause(&self) -> Option<&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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/lib.rs:73:20
[INFO] [stderr]    |
[INFO] [stderr] 73 |         self.error.cause()
[INFO] [stderr]    |                    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "7eed08ff5ec758872ebb129156c596c87fbb2b249d0a072d18b932948795aac2"`
[INFO] running `"docker" "rm" "-f" "7eed08ff5ec758872ebb129156c596c87fbb2b249d0a072d18b932948795aac2"`
[INFO] [stdout] 7eed08ff5ec758872ebb129156c596c87fbb2b249d0a072d18b932948795aac2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/benschulz/tryin:/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] 774038a7266d3e9ed32480ffecd8a0720759650f82de182130fd8db50ff75834
[INFO] running `"docker" "start" "-a" "774038a7266d3e9ed32480ffecd8a0720759650f82de182130fd8db50ff75834"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tryin-a272cac093fe51af
[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 tryin
[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" "774038a7266d3e9ed32480ffecd8a0720759650f82de182130fd8db50ff75834"`
[INFO] running `"docker" "rm" "-f" "774038a7266d3e9ed32480ffecd8a0720759650f82de182130fd8db50ff75834"`
[INFO] [stdout] 774038a7266d3e9ed32480ffecd8a0720759650f82de182130fd8db50ff75834