[INFO] updating cached repository hjiayz/upgradedb4pg
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/hjiayz/upgradedb4pg
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/hjiayz/upgradedb4pg" "work/ex/beta-1.38-1/sources/1.37.0/gh/hjiayz/upgradedb4pg"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/hjiayz/upgradedb4pg'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/hjiayz/upgradedb4pg" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjiayz/upgradedb4pg"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjiayz/upgradedb4pg'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bbe15f839070cb1ad1a6c76e3b21842cf84d2784
[INFO] sha for GitHub repo hjiayz/upgradedb4pg: bbe15f839070cb1ad1a6c76e3b21842cf84d2784
[INFO] validating manifest of hjiayz/upgradedb4pg 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 hjiayz/upgradedb4pg 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 hjiayz/upgradedb4pg
[INFO] finished frobbing hjiayz/upgradedb4pg
[INFO] frobbed toml for hjiayz/upgradedb4pg written to work/ex/beta-1.38-1/sources/1.37.0/gh/hjiayz/upgradedb4pg/Cargo.toml
[INFO] started frobbing hjiayz/upgradedb4pg
[INFO] finished frobbing hjiayz/upgradedb4pg
[INFO] frobbed toml for hjiayz/upgradedb4pg written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/hjiayz/upgradedb4pg/Cargo.toml
[INFO] crate hjiayz/upgradedb4pg 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/hjiayz/upgradedb4pg/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing hjiayz/upgradedb4pg 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-1/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/hjiayz/upgradedb4pg:/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] bda6d2a3e9c010cd5350ba2e6786e22c4c55ae1f24fb186c443336543476aceb
[INFO] running `"docker" "start" "-a" "bda6d2a3e9c010cd5350ba2e6786e22c4c55ae1f24fb186c443336543476aceb"`
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling socket2 v0.3.11
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling dotenv v0.13.0
[INFO] [stderr]    Compiling postgres-protocol v0.3.2
[INFO] [stderr]    Compiling postgres-shared v0.4.2
[INFO] [stderr]    Compiling postgres v0.15.2
[INFO] [stderr]    Compiling rustyline v2.1.0
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::string::String: std::convert::AsRef<_>`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustyline-2.1.0/src/lib.rs:639:43
[INFO] [stderr]     |
[INFO] [stderr] 639 |             editor.add_history_entry(line.as_ref());
[INFO] [stderr]     |                                           ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0283`.
[INFO] [stderr] error: Could not compile `rustyline`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "bda6d2a3e9c010cd5350ba2e6786e22c4c55ae1f24fb186c443336543476aceb"`
[INFO] running `"docker" "rm" "-f" "bda6d2a3e9c010cd5350ba2e6786e22c4c55ae1f24fb186c443336543476aceb"`
[INFO] [stdout] bda6d2a3e9c010cd5350ba2e6786e22c4c55ae1f24fb186c443336543476aceb