[INFO] crate gypsy 0.0.0 is already in cache
[INFO] extracting crate gypsy 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/gypsy/0.0.0
[INFO] extracting crate gypsy 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gypsy/0.0.0
[INFO] validating manifest of gypsy-0.0.0 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 gypsy-0.0.0 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 gypsy-0.0.0
[INFO] finished frobbing gypsy-0.0.0
[INFO] frobbed toml for gypsy-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/gypsy/0.0.0/Cargo.toml
[INFO] started frobbing gypsy-0.0.0
[INFO] finished frobbing gypsy-0.0.0
[INFO] frobbed toml for gypsy-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gypsy/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 gypsy-0.0.0 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-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gypsy/0.0.0:/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] 44fe30848d5c4261ca7d8407e9d2dd23813e04eea8c972a379cf384acc7df92f
[INFO] running `"docker" "start" "-a" "44fe30848d5c4261ca7d8407e9d2dd23813e04eea8c972a379cf384acc7df92f"`
[INFO] [stderr]    Compiling gypsy v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "44fe30848d5c4261ca7d8407e9d2dd23813e04eea8c972a379cf384acc7df92f"`
[INFO] running `"docker" "rm" "-f" "44fe30848d5c4261ca7d8407e9d2dd23813e04eea8c972a379cf384acc7df92f"`
[INFO] [stdout] 44fe30848d5c4261ca7d8407e9d2dd23813e04eea8c972a379cf384acc7df92f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gypsy/0.0.0:/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] 92954df9ec2bff1c895f7ae516ebb3c772655df2b6d8be0214035e4bb35d073b
[INFO] running `"docker" "start" "-a" "92954df9ec2bff1c895f7ae516ebb3c772655df2b6d8be0214035e4bb35d073b"`
[INFO] [stderr]    Compiling gypsy v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0601]: `main` function not found in crate `greeter`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `examples/greeter.rs`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: Could not compile `gypsy`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "92954df9ec2bff1c895f7ae516ebb3c772655df2b6d8be0214035e4bb35d073b"`
[INFO] running `"docker" "rm" "-f" "92954df9ec2bff1c895f7ae516ebb3c772655df2b6d8be0214035e4bb35d073b"`
[INFO] [stdout] 92954df9ec2bff1c895f7ae516ebb3c772655df2b6d8be0214035e4bb35d073b