[INFO] updating cached repository mtn/tangerine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mtn/tangerine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mtn/tangerine" "work/ex/beta-1.38-1/sources/1.37.0/gh/mtn/tangerine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mtn/tangerine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mtn/tangerine" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mtn/tangerine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mtn/tangerine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8fc821e08ee17f0710c27eede390d6891ba4f5c7
[INFO] sha for GitHub repo mtn/tangerine: 8fc821e08ee17f0710c27eede390d6891ba4f5c7
[INFO] validating manifest of mtn/tangerine 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 mtn/tangerine 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 mtn/tangerine
[INFO] finished frobbing mtn/tangerine
[INFO] frobbed toml for mtn/tangerine written to work/ex/beta-1.38-1/sources/1.37.0/gh/mtn/tangerine/Cargo.toml
[INFO] started frobbing mtn/tangerine
[INFO] finished frobbing mtn/tangerine
[INFO] frobbed toml for mtn/tangerine written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mtn/tangerine/Cargo.toml
[INFO] crate mtn/tangerine 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 mtn/tangerine 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mtn/tangerine:/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] 4b254fe54becf41379e5ee5ec6df37877862009a5f42ca6f6bf8e7293b93635d
[INFO] running `"docker" "start" "-a" "4b254fe54becf41379e5ee5ec6df37877862009a5f42ca6f6bf8e7293b93635d"`
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling tangerine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.67s
[INFO] running `"docker" "inspect" "4b254fe54becf41379e5ee5ec6df37877862009a5f42ca6f6bf8e7293b93635d"`
[INFO] running `"docker" "rm" "-f" "4b254fe54becf41379e5ee5ec6df37877862009a5f42ca6f6bf8e7293b93635d"`
[INFO] [stdout] 4b254fe54becf41379e5ee5ec6df37877862009a5f42ca6f6bf8e7293b93635d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mtn/tangerine:/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] 39c55488cd187649e54b4ebd88c2c1e060d5fdf45ac3740bb3566313162efab4
[INFO] running `"docker" "start" "-a" "39c55488cd187649e54b4ebd88c2c1e060d5fdf45ac3740bb3566313162efab4"`
[INFO] [stderr]    Compiling tangerine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "39c55488cd187649e54b4ebd88c2c1e060d5fdf45ac3740bb3566313162efab4"`
[INFO] running `"docker" "rm" "-f" "39c55488cd187649e54b4ebd88c2c1e060d5fdf45ac3740bb3566313162efab4"`
[INFO] [stdout] 39c55488cd187649e54b4ebd88c2c1e060d5fdf45ac3740bb3566313162efab4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mtn/tangerine:/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] e78409c92b53d8ac189778976c4fcc16cb3a1a192abe078bd343f1b3e9fbfb44
[INFO] running `"docker" "start" "-a" "e78409c92b53d8ac189778976c4fcc16cb3a1a192abe078bd343f1b3e9fbfb44"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tangerine-c37fbafdd4f435e2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_evaluation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e78409c92b53d8ac189778976c4fcc16cb3a1a192abe078bd343f1b3e9fbfb44"`
[INFO] running `"docker" "rm" "-f" "e78409c92b53d8ac189778976c4fcc16cb3a1a192abe078bd343f1b3e9fbfb44"`
[INFO] [stdout] e78409c92b53d8ac189778976c4fcc16cb3a1a192abe078bd343f1b3e9fbfb44