[INFO] updating cached repository mikeknep/rslb
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mikeknep/rslb
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mikeknep/rslb" "work/ex/beta-1.37-6/sources/1.36.0/gh/mikeknep/rslb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mikeknep/rslb'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mikeknep/rslb" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mikeknep/rslb"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mikeknep/rslb'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f3a82915179356719ef5ea88b9a1c197ba971b23
[INFO] sha for GitHub repo mikeknep/rslb: f3a82915179356719ef5ea88b9a1c197ba971b23
[INFO] validating manifest of mikeknep/rslb 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 mikeknep/rslb 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 mikeknep/rslb
[INFO] finished frobbing mikeknep/rslb
[INFO] frobbed toml for mikeknep/rslb written to work/ex/beta-1.37-6/sources/1.36.0/gh/mikeknep/rslb/Cargo.toml
[INFO] started frobbing mikeknep/rslb
[INFO] finished frobbing mikeknep/rslb
[INFO] frobbed toml for mikeknep/rslb written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mikeknep/rslb/Cargo.toml
[INFO] crate mikeknep/rslb 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mikeknep/rslb 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-5/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/mikeknep/rslb:/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] 377637a67a87fd1996b51ec96d53e0e9498f9e40768cb1ebc628b2b124bc0d7c
[INFO] running `"docker" "start" "-a" "377637a67a87fd1996b51ec96d53e0e9498f9e40768cb1ebc628b2b124bc0d7c"`
[INFO] [stderr]    Compiling rslb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/strategies/mod.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 | type Strategy<'a, T> = Box<FnMut() -> T + 'a>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> T + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "377637a67a87fd1996b51ec96d53e0e9498f9e40768cb1ebc628b2b124bc0d7c"`
[INFO] running `"docker" "rm" "-f" "377637a67a87fd1996b51ec96d53e0e9498f9e40768cb1ebc628b2b124bc0d7c"`
[INFO] [stdout] 377637a67a87fd1996b51ec96d53e0e9498f9e40768cb1ebc628b2b124bc0d7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/mikeknep/rslb:/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] 86591ff71df77cb3ca952b75ca37ca1943761f86617f422a5f88333054f85701
[INFO] running `"docker" "start" "-a" "86591ff71df77cb3ca952b75ca37ca1943761f86617f422a5f88333054f85701"`
[INFO] [stderr]    Compiling rslb v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/strategies/mod.rs:12:28
[INFO] [stderr]    |
[INFO] [stderr] 12 | type Strategy<'a, T> = Box<FnMut() -> T + 'a>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> T + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "86591ff71df77cb3ca952b75ca37ca1943761f86617f422a5f88333054f85701"`
[INFO] running `"docker" "rm" "-f" "86591ff71df77cb3ca952b75ca37ca1943761f86617f422a5f88333054f85701"`
[INFO] [stdout] 86591ff71df77cb3ca952b75ca37ca1943761f86617f422a5f88333054f85701
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/mikeknep/rslb:/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] fbac797f3d0734fc5bfd94c8bcb172240406732ecf9191db280701ff11f3b9ed
[INFO] running `"docker" "start" "-a" "fbac797f3d0734fc5bfd94c8bcb172240406732ecf9191db280701ff11f3b9ed"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rslb-db7366e987ddacf9
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test strategies::alternating::tests::it_alternates_targets ... ok
[INFO] [stdout] test strategies::single_static::tests::it_chooses_only_possible_target ... ok
[INFO] [stdout] test strategies::round_robin::tests::it_cycles_through_target_servers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rslb-0586175295ed6eff
[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 rslb
[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" "fbac797f3d0734fc5bfd94c8bcb172240406732ecf9191db280701ff11f3b9ed"`
[INFO] running `"docker" "rm" "-f" "fbac797f3d0734fc5bfd94c8bcb172240406732ecf9191db280701ff11f3b9ed"`
[INFO] [stdout] fbac797f3d0734fc5bfd94c8bcb172240406732ecf9191db280701ff11f3b9ed