[INFO] updating cached repository ProgrammingRust/fingertips
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ProgrammingRust/fingertips
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/fingertips" "work/ex/beta-1.38-1/sources/1.37.0/gh/ProgrammingRust/fingertips"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ProgrammingRust/fingertips'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/fingertips" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ProgrammingRust/fingertips"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ProgrammingRust/fingertips'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fecdce2521e2193bfaa91e10dcb41e17433c6aa5
[INFO] sha for GitHub repo ProgrammingRust/fingertips: fecdce2521e2193bfaa91e10dcb41e17433c6aa5
[INFO] validating manifest of ProgrammingRust/fingertips 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 ProgrammingRust/fingertips 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 ProgrammingRust/fingertips
[INFO] finished frobbing ProgrammingRust/fingertips
[INFO] frobbed toml for ProgrammingRust/fingertips written to work/ex/beta-1.38-1/sources/1.37.0/gh/ProgrammingRust/fingertips/Cargo.toml
[INFO] started frobbing ProgrammingRust/fingertips
[INFO] finished frobbing ProgrammingRust/fingertips
[INFO] frobbed toml for ProgrammingRust/fingertips written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ProgrammingRust/fingertips/Cargo.toml
[INFO] crate ProgrammingRust/fingertips 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 ProgrammingRust/fingertips 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/ProgrammingRust/fingertips:/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] 6b1b7a4e2e6288d34235eec8d85cae397bfd93c4c829a244a8fac5b37683e3e6
[INFO] running `"docker" "start" "-a" "6b1b7a4e2e6288d34235eec8d85cae397bfd93c4c829a244a8fac5b37683e3e6"`
[INFO] [stderr]    Compiling fingertips v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `"docker" "inspect" "6b1b7a4e2e6288d34235eec8d85cae397bfd93c4c829a244a8fac5b37683e3e6"`
[INFO] running `"docker" "rm" "-f" "6b1b7a4e2e6288d34235eec8d85cae397bfd93c4c829a244a8fac5b37683e3e6"`
[INFO] [stdout] 6b1b7a4e2e6288d34235eec8d85cae397bfd93c4c829a244a8fac5b37683e3e6
[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/ProgrammingRust/fingertips:/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] 9be859710e9b29df156d5807ba45d597e1a59a83ccf3c983685c6806d01723c9
[INFO] running `"docker" "start" "-a" "9be859710e9b29df156d5807ba45d597e1a59a83ccf3c983685c6806d01723c9"`
[INFO] [stderr]    Compiling fingertips v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `"docker" "inspect" "9be859710e9b29df156d5807ba45d597e1a59a83ccf3c983685c6806d01723c9"`
[INFO] running `"docker" "rm" "-f" "9be859710e9b29df156d5807ba45d597e1a59a83ccf3c983685c6806d01723c9"`
[INFO] [stdout] 9be859710e9b29df156d5807ba45d597e1a59a83ccf3c983685c6806d01723c9
[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/ProgrammingRust/fingertips:/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] 42e9571ad9fc435d59b5f6a36b4367f161925bfbd5c691459e1dd52c4feb3bbc
[INFO] running `"docker" "start" "-a" "42e9571ad9fc435d59b5f6a36b4367f161925bfbd5c691459e1dd52c4feb3bbc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fingertips-54886c455172d4d8
[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" "42e9571ad9fc435d59b5f6a36b4367f161925bfbd5c691459e1dd52c4feb3bbc"`
[INFO] running `"docker" "rm" "-f" "42e9571ad9fc435d59b5f6a36b4367f161925bfbd5c691459e1dd52c4feb3bbc"`
[INFO] [stdout] 42e9571ad9fc435d59b5f6a36b4367f161925bfbd5c691459e1dd52c4feb3bbc