[INFO] updating cached repository mfs/hc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mfs/hc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mfs/hc" "work/ex/beta-1.38-1/sources/1.37.0/gh/mfs/hc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mfs/hc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mfs/hc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mfs/hc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mfs/hc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 06912bf577971cd9b35f5b347ef5622077ab048f
[INFO] sha for GitHub repo mfs/hc: 06912bf577971cd9b35f5b347ef5622077ab048f
[INFO] validating manifest of mfs/hc 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 mfs/hc 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 mfs/hc
[INFO] finished frobbing mfs/hc
[INFO] frobbed toml for mfs/hc written to work/ex/beta-1.38-1/sources/1.37.0/gh/mfs/hc/Cargo.toml
[INFO] started frobbing mfs/hc
[INFO] finished frobbing mfs/hc
[INFO] frobbed toml for mfs/hc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mfs/hc/Cargo.toml
[INFO] crate mfs/hc 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing mfs/hc 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mfs/hc:/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] 9645f136af86b7bc5da08cac0a90dfee5af6238a4044a269dc031eb15a477937
[INFO] running `"docker" "start" "-a" "9645f136af86b7bc5da08cac0a90dfee5af6238a4044a269dc031eb15a477937"`
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling hc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.38s
[INFO] running `"docker" "inspect" "9645f136af86b7bc5da08cac0a90dfee5af6238a4044a269dc031eb15a477937"`
[INFO] running `"docker" "rm" "-f" "9645f136af86b7bc5da08cac0a90dfee5af6238a4044a269dc031eb15a477937"`
[INFO] [stdout] 9645f136af86b7bc5da08cac0a90dfee5af6238a4044a269dc031eb15a477937
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mfs/hc:/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] 27f11632bfa9b6de7a32f59203d34a60201189ac3745509aa5b65256c5fd3be0
[INFO] running `"docker" "start" "-a" "27f11632bfa9b6de7a32f59203d34a60201189ac3745509aa5b65256c5fd3be0"`
[INFO] [stderr]    Compiling hc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "27f11632bfa9b6de7a32f59203d34a60201189ac3745509aa5b65256c5fd3be0"`
[INFO] running `"docker" "rm" "-f" "27f11632bfa9b6de7a32f59203d34a60201189ac3745509aa5b65256c5fd3be0"`
[INFO] [stdout] 27f11632bfa9b6de7a32f59203d34a60201189ac3745509aa5b65256c5fd3be0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mfs/hc:/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] c95be2e97eb7b95155057a3bca3e387367ccc0c2c966b46cefbf22feb15d50b4
[INFO] running `"docker" "start" "-a" "c95be2e97eb7b95155057a3bca3e387367ccc0c2c966b46cefbf22feb15d50b4"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hc-4083befd5f83b95a
[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" "c95be2e97eb7b95155057a3bca3e387367ccc0c2c966b46cefbf22feb15d50b4"`
[INFO] running `"docker" "rm" "-f" "c95be2e97eb7b95155057a3bca3e387367ccc0c2c966b46cefbf22feb15d50b4"`
[INFO] [stdout] c95be2e97eb7b95155057a3bca3e387367ccc0c2c966b46cefbf22feb15d50b4