[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-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/frewsxcv/heroku-tiny-http-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/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-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/frewsxcv/heroku-tiny-http-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/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#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of frewsxcv/heroku-tiny-http-hello-world on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-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-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/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-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking frewsxcv/heroku-tiny-http-hello-world against master#1891bfa80364eead426517c68de6947b7692e2de for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-7/master#1891bfa80364eead426517c68de6947b7692e2de:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/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" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1c7da9682c0d4d1e987f5954b630f538f8a87da5114661065685eca94762e15d
[INFO] running `"docker" "start" "-a" "1c7da9682c0d4d1e987f5954b630f538f8a87da5114661065685eca94762e15d"`
[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" "1c7da9682c0d4d1e987f5954b630f538f8a87da5114661065685eca94762e15d"`
[INFO] running `"docker" "rm" "-f" "1c7da9682c0d4d1e987f5954b630f538f8a87da5114661065685eca94762e15d"`
[INFO] [stdout] 1c7da9682c0d4d1e987f5954b630f538f8a87da5114661065685eca94762e15d