[INFO] crate jockey 0.3.0 is already in cache
[INFO] extracting crate jockey 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/jockey/0.3.0
[INFO] extracting crate jockey 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jockey/0.3.0
[INFO] validating manifest of jockey-0.3.0 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 jockey-0.3.0 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 jockey-0.3.0
[INFO] finished frobbing jockey-0.3.0
[INFO] frobbed toml for jockey-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/jockey/0.3.0/Cargo.toml
[INFO] started frobbing jockey-0.3.0
[INFO] finished frobbing jockey-0.3.0
[INFO] frobbed toml for jockey-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jockey/0.3.0/Cargo.toml
[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] 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jockey-0.3.0 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-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jockey/0.3.0:/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] 6b57f688ecac135457ad72be78074f1181fb99d5b9cc446b8033f350c3f59836
[INFO] running `"docker" "start" "-a" "6b57f688ecac135457ad72be78074f1181fb99d5b9cc446b8033f350c3f59836"`
[INFO] [stderr]    Compiling jockey v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn 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 0.45s
[INFO] running `"docker" "inspect" "6b57f688ecac135457ad72be78074f1181fb99d5b9cc446b8033f350c3f59836"`
[INFO] running `"docker" "rm" "-f" "6b57f688ecac135457ad72be78074f1181fb99d5b9cc446b8033f350c3f59836"`
[INFO] [stdout] 6b57f688ecac135457ad72be78074f1181fb99d5b9cc446b8033f350c3f59836
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jockey/0.3.0:/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] 7d44d29877003bd2930ed4981e5ae4a8b77f767a978e12e2253cdfc49d0c04db
[INFO] running `"docker" "start" "-a" "7d44d29877003bd2930ed4981e5ae4a8b77f767a978e12e2253cdfc49d0c04db"`
[INFO] [stderr]    Compiling jockey_derive v0.3.0
[INFO] [stderr]    Compiling jockey v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/result.rs:21:32
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn 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 3.15s
[INFO] running `"docker" "inspect" "7d44d29877003bd2930ed4981e5ae4a8b77f767a978e12e2253cdfc49d0c04db"`
[INFO] running `"docker" "rm" "-f" "7d44d29877003bd2930ed4981e5ae4a8b77f767a978e12e2253cdfc49d0c04db"`
[INFO] [stdout] 7d44d29877003bd2930ed4981e5ae4a8b77f767a978e12e2253cdfc49d0c04db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/jockey/0.3.0:/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] 7b03d3bc903428ed9873379990832bf3f91d0c9efc9ac52486eaf4696b24c52e
[INFO] running `"docker" "start" "-a" "7b03d3bc903428ed9873379990832bf3f91d0c9efc9ac52486eaf4696b24c52e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jockey-a47af31c85181820
[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 jockey
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 8) ... ok
[INFO] [stdout] test src/arguments.rs - arguments::Arguments (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7b03d3bc903428ed9873379990832bf3f91d0c9efc9ac52486eaf4696b24c52e"`
[INFO] running `"docker" "rm" "-f" "7b03d3bc903428ed9873379990832bf3f91d0c9efc9ac52486eaf4696b24c52e"`
[INFO] [stdout] 7b03d3bc903428ed9873379990832bf3f91d0c9efc9ac52486eaf4696b24c52e