[INFO] updating cached repository rodrigomg/branches_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rodrigomg/branches_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rodrigomg/branches_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/rodrigomg/branches_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rodrigomg/branches_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rodrigomg/branches_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rodrigomg/branches_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rodrigomg/branches_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 271893cb4969cba24c5c58d3bc0b674e2f502627
[INFO] sha for GitHub repo rodrigomg/branches_rust: 271893cb4969cba24c5c58d3bc0b674e2f502627
[INFO] validating manifest of rodrigomg/branches_rust 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 rodrigomg/branches_rust 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 rodrigomg/branches_rust
[INFO] finished frobbing rodrigomg/branches_rust
[INFO] frobbed toml for rodrigomg/branches_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/rodrigomg/branches_rust/Cargo.toml
[INFO] started frobbing rodrigomg/branches_rust
[INFO] finished frobbing rodrigomg/branches_rust
[INFO] frobbed toml for rodrigomg/branches_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rodrigomg/branches_rust/Cargo.toml
[INFO] crate rodrigomg/branches_rust 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 rodrigomg/branches_rust 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/rodrigomg/branches_rust:/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] f1b1a9925764aca9e53056ad9fc8073c687d166981a4bb5831bcad6904e08655
[INFO] running `"docker" "start" "-a" "f1b1a9925764aca9e53056ad9fc8073c687d166981a4bb5831bcad6904e08655"`
[INFO] [stderr]    Compiling branches v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "f1b1a9925764aca9e53056ad9fc8073c687d166981a4bb5831bcad6904e08655"`
[INFO] running `"docker" "rm" "-f" "f1b1a9925764aca9e53056ad9fc8073c687d166981a4bb5831bcad6904e08655"`
[INFO] [stdout] f1b1a9925764aca9e53056ad9fc8073c687d166981a4bb5831bcad6904e08655
[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/rodrigomg/branches_rust:/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] f32e767f48dbeff133c647d2cd1d2fefd3fdefc5a6442ada55644a80d84aa7a9
[INFO] running `"docker" "start" "-a" "f32e767f48dbeff133c647d2cd1d2fefd3fdefc5a6442ada55644a80d84aa7a9"`
[INFO] [stderr]    Compiling branches v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "f32e767f48dbeff133c647d2cd1d2fefd3fdefc5a6442ada55644a80d84aa7a9"`
[INFO] running `"docker" "rm" "-f" "f32e767f48dbeff133c647d2cd1d2fefd3fdefc5a6442ada55644a80d84aa7a9"`
[INFO] [stdout] f32e767f48dbeff133c647d2cd1d2fefd3fdefc5a6442ada55644a80d84aa7a9
[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/rodrigomg/branches_rust:/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] 8c0252f6a88b0b7da852545becf4f2f416d1b9ab70329a93f4a3f6601c434d1a
[INFO] running `"docker" "start" "-a" "8c0252f6a88b0b7da852545becf4f2f416d1b9ab70329a93f4a3f6601c434d1a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/branches-ae485732fae977b9
[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" "8c0252f6a88b0b7da852545becf4f2f416d1b9ab70329a93f4a3f6601c434d1a"`
[INFO] running `"docker" "rm" "-f" "8c0252f6a88b0b7da852545becf4f2f416d1b9ab70329a93f4a3f6601c434d1a"`
[INFO] [stdout] 8c0252f6a88b0b7da852545becf4f2f416d1b9ab70329a93f4a3f6601c434d1a