[INFO] crate best 0.13.0 is already in cache
[INFO] extracting crate best 0.13.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/best/0.13.0
[INFO] extracting crate best 0.13.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/best/0.13.0
[INFO] validating manifest of best-0.13.0 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 best-0.13.0 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 best-0.13.0
[INFO] finished frobbing best-0.13.0
[INFO] frobbed toml for best-0.13.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/best/0.13.0/Cargo.toml
[INFO] started frobbing best-0.13.0
[INFO] finished frobbing best-0.13.0
[INFO] frobbed toml for best-0.13.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/best/0.13.0/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing best-0.13.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/best/0.13.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] ea2068b8bc550034d18882d72fb15f9d75950ae53f71b4e1c6f5aae3fdd28eee
[INFO] running `"docker" "start" "-a" "ea2068b8bc550034d18882d72fb15f9d75950ae53f71b4e1c6f5aae3fdd28eee"`
[INFO] [stderr]    Compiling best v0.13.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "ea2068b8bc550034d18882d72fb15f9d75950ae53f71b4e1c6f5aae3fdd28eee"`
[INFO] running `"docker" "rm" "-f" "ea2068b8bc550034d18882d72fb15f9d75950ae53f71b4e1c6f5aae3fdd28eee"`
[INFO] [stdout] ea2068b8bc550034d18882d72fb15f9d75950ae53f71b4e1c6f5aae3fdd28eee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/best/0.13.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 217d42d80b5315888a43cea9aea06795ff3c1dbe63d5f56cc4e49d3e8ce1e905
[INFO] running `"docker" "start" "-a" "217d42d80b5315888a43cea9aea06795ff3c1dbe63d5f56cc4e49d3e8ce1e905"`
[INFO] [stderr]    Compiling best v0.13.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "217d42d80b5315888a43cea9aea06795ff3c1dbe63d5f56cc4e49d3e8ce1e905"`
[INFO] running `"docker" "rm" "-f" "217d42d80b5315888a43cea9aea06795ff3c1dbe63d5f56cc4e49d3e8ce1e905"`
[INFO] [stdout] 217d42d80b5315888a43cea9aea06795ff3c1dbe63d5f56cc4e49d3e8ce1e905
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/best/0.13.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] dec9f2a9891397703909a58e3073be80aa45f4d312f0c4842f04833390bddbeb
[INFO] running `"docker" "start" "-a" "dec9f2a9891397703909a58e3073be80aa45f4d312f0c4842f04833390bddbeb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/best-350f9a23339de455
[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 best
[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" "dec9f2a9891397703909a58e3073be80aa45f4d312f0c4842f04833390bddbeb"`
[INFO] running `"docker" "rm" "-f" "dec9f2a9891397703909a58e3073be80aa45f4d312f0c4842f04833390bddbeb"`
[INFO] [stdout] dec9f2a9891397703909a58e3073be80aa45f4d312f0c4842f04833390bddbeb