[INFO] updating cached repository frewsxcv/heroku-tiny-http-hello-world
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/frewsxcv/heroku-tiny-http-hello-world
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/frewsxcv/heroku-tiny-http-hello-world" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/frewsxcv/heroku-tiny-http-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/frewsxcv/heroku-tiny-http-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/frewsxcv/heroku-tiny-http-hello-world" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/frewsxcv/heroku-tiny-http-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/frewsxcv/heroku-tiny-http-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c4bcd2878c59865b0e4db78925ea4718764ee19e
[INFO] sha for GitHub repo frewsxcv/heroku-tiny-http-hello-world: c4bcd2878c59865b0e4db78925ea4718764ee19e
[INFO] validating manifest of frewsxcv/heroku-tiny-http-hello-world on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of frewsxcv/heroku-tiny-http-hello-world on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing frewsxcv/heroku-tiny-http-hello-world
[INFO] finished frobbing frewsxcv/heroku-tiny-http-hello-world
[INFO] frobbed toml for frewsxcv/heroku-tiny-http-hello-world written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/frewsxcv/heroku-tiny-http-hello-world/Cargo.toml
[INFO] started frobbing frewsxcv/heroku-tiny-http-hello-world
[INFO] finished frobbing frewsxcv/heroku-tiny-http-hello-world
[INFO] frobbed toml for frewsxcv/heroku-tiny-http-hello-world written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/frewsxcv/heroku-tiny-http-hello-world/Cargo.toml
[INFO] crate frewsxcv/heroku-tiny-http-hello-world already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/frewsxcv/heroku-tiny-http-hello-world/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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking frewsxcv/heroku-tiny-http-hello-world against master#0f88167f89fffe321590c5148f21b7d51d44388d for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-3/master#0f88167f89fffe321590c5148f21b7d51d44388d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/frewsxcv/heroku-tiny-http-hello-world:/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=forbid" "-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" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8ec8e01b3c70bffae7d96874a59e4f3d953e0fc62b7550f7737bbf650f0558d3
[INFO] running `"docker" "start" "-a" "8ec8e01b3c70bffae7d96874a59e4f3d953e0fc62b7550f7737bbf650f0558d3"`
[INFO] [stderr]     Checking tiny_http v0.6.2
[INFO] [stderr]     Checking heroku-tiny-http-hello-world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `tiny_http::ServerBuilder`
[INFO] [stderr]  --> src/main.rs:5:27
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tiny_http::{Response, ServerBuilder};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^ no `ServerBuilder` 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 `heroku-tiny-http-hello-world`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0432]: unresolved import `tiny_http::ServerBuilder`
[INFO] [stderr]  --> src/main.rs:5:27
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tiny_http::{Response, ServerBuilder};
[INFO] [stderr]   |                           ^^^^^^^^^^^^^ no `ServerBuilder` 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 `heroku-tiny-http-hello-world`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8ec8e01b3c70bffae7d96874a59e4f3d953e0fc62b7550f7737bbf650f0558d3"`
[INFO] running `"docker" "rm" "-f" "8ec8e01b3c70bffae7d96874a59e4f3d953e0fc62b7550f7737bbf650f0558d3"`
[INFO] [stdout] 8ec8e01b3c70bffae7d96874a59e4f3d953e0fc62b7550f7737bbf650f0558d3