[INFO] updating cached repository jroblak/rustproj
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jroblak/rustproj
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jroblak/rustproj" "work/ex/beta-1.38-1/sources/1.37.0/gh/jroblak/rustproj"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jroblak/rustproj'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jroblak/rustproj" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jroblak/rustproj"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jroblak/rustproj'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5209d3d98a66309e32748b841764b9a038cce7cf
[INFO] sha for GitHub repo jroblak/rustproj: 5209d3d98a66309e32748b841764b9a038cce7cf
[INFO] validating manifest of jroblak/rustproj 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 jroblak/rustproj 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 jroblak/rustproj
[INFO] finished frobbing jroblak/rustproj
[INFO] frobbed toml for jroblak/rustproj written to work/ex/beta-1.38-1/sources/1.37.0/gh/jroblak/rustproj/Cargo.toml
[INFO] started frobbing jroblak/rustproj
[INFO] finished frobbing jroblak/rustproj
[INFO] frobbed toml for jroblak/rustproj written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jroblak/rustproj/Cargo.toml
[INFO] crate jroblak/rustproj 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] [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] testing jroblak/rustproj 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/gh/jroblak/rustproj:/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] fb7e4ae7a18c117024cde9b81cb60762e1dacec5d6c9ff5eedc78351bea68b07
[INFO] running `"docker" "start" "-a" "fb7e4ae7a18c117024cde9b81cb60762e1dacec5d6c9ff5eedc78351bea68b07"`
[INFO] [stderr]    Compiling rust_proj v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::old_io`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::old_io;
[INFO] [stderr]   |     ^^^^^^^^^^^ no `old_io` in the root
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `rust_proj`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "fb7e4ae7a18c117024cde9b81cb60762e1dacec5d6c9ff5eedc78351bea68b07"`
[INFO] running `"docker" "rm" "-f" "fb7e4ae7a18c117024cde9b81cb60762e1dacec5d6c9ff5eedc78351bea68b07"`
[INFO] [stdout] fb7e4ae7a18c117024cde9b81cb60762e1dacec5d6c9ff5eedc78351bea68b07