[INFO] updating cached repository isaacazuelos/bfgc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/isaacazuelos/bfgc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/isaacazuelos/bfgc" "work/ex/beta-1.38-1/sources/1.37.0/gh/isaacazuelos/bfgc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/isaacazuelos/bfgc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/isaacazuelos/bfgc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/isaacazuelos/bfgc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/isaacazuelos/bfgc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 404bc911e23eb3ec1a24f32eb5380a64630481f1
[INFO] sha for GitHub repo isaacazuelos/bfgc: 404bc911e23eb3ec1a24f32eb5380a64630481f1
[INFO] validating manifest of isaacazuelos/bfgc 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 isaacazuelos/bfgc 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 isaacazuelos/bfgc
[INFO] finished frobbing isaacazuelos/bfgc
[INFO] frobbed toml for isaacazuelos/bfgc written to work/ex/beta-1.38-1/sources/1.37.0/gh/isaacazuelos/bfgc/Cargo.toml
[INFO] started frobbing isaacazuelos/bfgc
[INFO] finished frobbing isaacazuelos/bfgc
[INFO] frobbed toml for isaacazuelos/bfgc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/isaacazuelos/bfgc/Cargo.toml
[INFO] crate isaacazuelos/bfgc 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 isaacazuelos/bfgc 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/isaacazuelos/bfgc:/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] af5645389624e814160b6414b5ddefaf9e3164d575f2e059f9fb293e98b42aac
[INFO] running `"docker" "start" "-a" "af5645389624e814160b6414b5ddefaf9e3164d575f2e059f9fb293e98b42aac"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bfgc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "af5645389624e814160b6414b5ddefaf9e3164d575f2e059f9fb293e98b42aac"`
[INFO] running `"docker" "rm" "-f" "af5645389624e814160b6414b5ddefaf9e3164d575f2e059f9fb293e98b42aac"`
[INFO] [stdout] af5645389624e814160b6414b5ddefaf9e3164d575f2e059f9fb293e98b42aac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/isaacazuelos/bfgc:/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] 15e16d14a70b01365a92b37376c2e6d8d23bc3d5a954e202b7bdccd1c25173a6
[INFO] running `"docker" "start" "-a" "15e16d14a70b01365a92b37376c2e6d8d23bc3d5a954e202b7bdccd1c25173a6"`
[INFO] [stderr]    Compiling bfgc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `"docker" "inspect" "15e16d14a70b01365a92b37376c2e6d8d23bc3d5a954e202b7bdccd1c25173a6"`
[INFO] running `"docker" "rm" "-f" "15e16d14a70b01365a92b37376c2e6d8d23bc3d5a954e202b7bdccd1c25173a6"`
[INFO] [stdout] 15e16d14a70b01365a92b37376c2e6d8d23bc3d5a954e202b7bdccd1c25173a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/isaacazuelos/bfgc:/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] 2aaec40c6ad74f57e9442d31bc0245a091a60295fa902b3a1cdbeb21806e30bb
[INFO] running `"docker" "start" "-a" "2aaec40c6ad74f57e9442d31bc0245a091a60295fa902b3a1cdbeb21806e30bb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bfgc-536e479e1da2ad9d
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::collects_garbage ... ok
[INFO] [stdout] test tests::cycles ... ok
[INFO] [stdout] test tests::stack_is_preserved ... ok
[INFO] [stdout] test tests::reach_nested ... ok
[INFO] [stdout] test tests::perf_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bfgc
[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" "2aaec40c6ad74f57e9442d31bc0245a091a60295fa902b3a1cdbeb21806e30bb"`
[INFO] running `"docker" "rm" "-f" "2aaec40c6ad74f57e9442d31bc0245a091a60295fa902b3a1cdbeb21806e30bb"`
[INFO] [stdout] 2aaec40c6ad74f57e9442d31bc0245a091a60295fa902b3a1cdbeb21806e30bb