[INFO] updating cached repository kodai12/toy_web_browser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kodai12/toy_web_browser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kodai12/toy_web_browser" "work/ex/beta-1.38-1/sources/1.37.0/gh/kodai12/toy_web_browser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kodai12/toy_web_browser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kodai12/toy_web_browser" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kodai12/toy_web_browser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kodai12/toy_web_browser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ba23ad5f69ae8c001a9c240da8e223ea25000663
[INFO] sha for GitHub repo kodai12/toy_web_browser: ba23ad5f69ae8c001a9c240da8e223ea25000663
[INFO] validating manifest of kodai12/toy_web_browser 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 kodai12/toy_web_browser 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 kodai12/toy_web_browser
[INFO] finished frobbing kodai12/toy_web_browser
[INFO] frobbed toml for kodai12/toy_web_browser written to work/ex/beta-1.38-1/sources/1.37.0/gh/kodai12/toy_web_browser/Cargo.toml
[INFO] started frobbing kodai12/toy_web_browser
[INFO] finished frobbing kodai12/toy_web_browser
[INFO] frobbed toml for kodai12/toy_web_browser written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kodai12/toy_web_browser/Cargo.toml
[INFO] crate kodai12/toy_web_browser 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 kodai12/toy_web_browser 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-0/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/kodai12/toy_web_browser:/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] 08210ffbbc0d75d8876ff6d2c248406cd87994be1518354215f5225e9d9142f0
[INFO] running `"docker" "start" "-a" "08210ffbbc0d75d8876ff6d2c248406cd87994be1518354215f5225e9d9142f0"`
[INFO] [stderr]    Compiling toy_web_browser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0412]: cannot find type `HashMap` in this scope
[INFO] [stderr]   --> src/main.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 | type AttrMap = HashMap<String, String>;
[INFO] [stderr]    |                ^^^^^^^ not found in this scope
[INFO] [stderr] help: possible candidates are found in other modules, you can import them into scope
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::HashMap;
[INFO] [stderr]    |
[INFO] [stderr] 1  | use std::collections::hash_map::HashMap;
[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 E0412`.
[INFO] [stderr] error: Could not compile `toy_web_browser`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "08210ffbbc0d75d8876ff6d2c248406cd87994be1518354215f5225e9d9142f0"`
[INFO] running `"docker" "rm" "-f" "08210ffbbc0d75d8876ff6d2c248406cd87994be1518354215f5225e9d9142f0"`
[INFO] [stdout] 08210ffbbc0d75d8876ff6d2c248406cd87994be1518354215f5225e9d9142f0