[INFO] updating cached repository tfrench15/rust-learn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tfrench15/rust-learn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tfrench15/rust-learn" "work/ex/beta-1.38-1/sources/1.37.0/gh/tfrench15/rust-learn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tfrench15/rust-learn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tfrench15/rust-learn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tfrench15/rust-learn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tfrench15/rust-learn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1172266d169010ffeae8da78d9b4119371d86675
[INFO] sha for GitHub repo tfrench15/rust-learn: 1172266d169010ffeae8da78d9b4119371d86675
[INFO] validating manifest of tfrench15/rust-learn 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 tfrench15/rust-learn 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 tfrench15/rust-learn
[INFO] finished frobbing tfrench15/rust-learn
[INFO] frobbed toml for tfrench15/rust-learn written to work/ex/beta-1.38-1/sources/1.37.0/gh/tfrench15/rust-learn/Cargo.toml
[INFO] started frobbing tfrench15/rust-learn
[INFO] finished frobbing tfrench15/rust-learn
[INFO] frobbed toml for tfrench15/rust-learn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tfrench15/rust-learn/Cargo.toml
[INFO] crate tfrench15/rust-learn 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 tfrench15/rust-learn against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tfrench15/rust-learn:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3e7567b17ed4b7b0a9681a00e71f5751a6c798bd60dc9fa29218b1ee80f0e7fc
[INFO] running `"docker" "start" "-a" "3e7567b17ed4b7b0a9681a00e71f5751a6c798bd60dc9fa29218b1ee80f0e7fc"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "3e7567b17ed4b7b0a9681a00e71f5751a6c798bd60dc9fa29218b1ee80f0e7fc"`
[INFO] running `"docker" "rm" "-f" "3e7567b17ed4b7b0a9681a00e71f5751a6c798bd60dc9fa29218b1ee80f0e7fc"`
[INFO] [stdout] 3e7567b17ed4b7b0a9681a00e71f5751a6c798bd60dc9fa29218b1ee80f0e7fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tfrench15/rust-learn:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] b5ca199752cce101f5041d4bb6ef1b76b850707be4de4a7dbbcb8c5fefccebc5
[INFO] running `"docker" "start" "-a" "b5ca199752cce101f5041d4bb6ef1b76b850707be4de4a7dbbcb8c5fefccebc5"`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "b5ca199752cce101f5041d4bb6ef1b76b850707be4de4a7dbbcb8c5fefccebc5"`
[INFO] running `"docker" "rm" "-f" "b5ca199752cce101f5041d4bb6ef1b76b850707be4de4a7dbbcb8c5fefccebc5"`
[INFO] [stdout] b5ca199752cce101f5041d4bb6ef1b76b850707be4de4a7dbbcb8c5fefccebc5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tfrench15/rust-learn:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] eaba5467a18fd303de1d70b78cc7f40d6ba9e63e87f9bae4fe53d93197286775
[INFO] running `"docker" "start" "-a" "eaba5467a18fd303de1d70b78cc7f40d6ba9e63e87f9bae4fe53d93197286775"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing_game-2a273a6c9dc6eecc
[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" "eaba5467a18fd303de1d70b78cc7f40d6ba9e63e87f9bae4fe53d93197286775"`
[INFO] running `"docker" "rm" "-f" "eaba5467a18fd303de1d70b78cc7f40d6ba9e63e87f9bae4fe53d93197286775"`
[INFO] [stdout] eaba5467a18fd303de1d70b78cc7f40d6ba9e63e87f9bae4fe53d93197286775