[INFO] crate vibha 0.1.1 is already in cache
[INFO] extracting crate vibha 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/vibha/0.1.1
[INFO] extracting crate vibha 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vibha/0.1.1
[INFO] validating manifest of vibha-0.1.1 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 vibha-0.1.1 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 vibha-0.1.1
[INFO] finished frobbing vibha-0.1.1
[INFO] frobbed toml for vibha-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/vibha/0.1.1/Cargo.toml
[INFO] started frobbing vibha-0.1.1
[INFO] finished frobbing vibha-0.1.1
[INFO] frobbed toml for vibha-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vibha/0.1.1/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 vibha-0.1.1 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/vibha/0.1.1:/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] 242abe3f07e08071b4bc02f5e1640d723f697ad20333492a072005ab5712b0c1
[INFO] running `"docker" "start" "-a" "242abe3f07e08071b4bc02f5e1640d723f697ad20333492a072005ab5712b0c1"`
[INFO] [stderr]    Compiling vibha v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "242abe3f07e08071b4bc02f5e1640d723f697ad20333492a072005ab5712b0c1"`
[INFO] running `"docker" "rm" "-f" "242abe3f07e08071b4bc02f5e1640d723f697ad20333492a072005ab5712b0c1"`
[INFO] [stdout] 242abe3f07e08071b4bc02f5e1640d723f697ad20333492a072005ab5712b0c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/vibha/0.1.1:/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] 65984d5e5f25a2b98a20282693b8ce42edc831629bd02bb94826b9a68bdc8707
[INFO] running `"docker" "start" "-a" "65984d5e5f25a2b98a20282693b8ce42edc831629bd02bb94826b9a68bdc8707"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling randomize v0.890.0
[INFO] [stderr]    Compiling trivial_colours v0.3.0
[INFO] [stderr]    Compiling terminal_size v0.1.8
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling linefeed v0.4.0
[INFO] [stderr]    Compiling vibha v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0601]: `main` function not found in crate `vibha_dev_runner`
[INFO] [stderr]   |
[INFO] [stderr]   = note: consider adding a `main` function to `examples/vibha-dev-runner.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 `vibha`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "65984d5e5f25a2b98a20282693b8ce42edc831629bd02bb94826b9a68bdc8707"`
[INFO] running `"docker" "rm" "-f" "65984d5e5f25a2b98a20282693b8ce42edc831629bd02bb94826b9a68bdc8707"`
[INFO] [stdout] 65984d5e5f25a2b98a20282693b8ce42edc831629bd02bb94826b9a68bdc8707