[INFO] updating cached repository akitaonrails/rust_ruby_exercise_1
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/akitaonrails/rust_ruby_exercise_1
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/akitaonrails/rust_ruby_exercise_1" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/akitaonrails/rust_ruby_exercise_1"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/akitaonrails/rust_ruby_exercise_1'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/akitaonrails/rust_ruby_exercise_1" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/akitaonrails/rust_ruby_exercise_1"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/akitaonrails/rust_ruby_exercise_1'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 58dc0451b9de11e2568427c119faa05b860907ab
[INFO] sha for GitHub repo akitaonrails/rust_ruby_exercise_1: 58dc0451b9de11e2568427c119faa05b860907ab
[INFO] validating manifest of akitaonrails/rust_ruby_exercise_1 on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of akitaonrails/rust_ruby_exercise_1 on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing akitaonrails/rust_ruby_exercise_1
[INFO] finished frobbing akitaonrails/rust_ruby_exercise_1
[INFO] frobbed toml for akitaonrails/rust_ruby_exercise_1 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/akitaonrails/rust_ruby_exercise_1/Cargo.toml
[INFO] started frobbing akitaonrails/rust_ruby_exercise_1
[INFO] finished frobbing akitaonrails/rust_ruby_exercise_1
[INFO] frobbed toml for akitaonrails/rust_ruby_exercise_1 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/akitaonrails/rust_ruby_exercise_1/Cargo.toml
[INFO] crate akitaonrails/rust_ruby_exercise_1 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/akitaonrails/rust_ruby_exercise_1/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking akitaonrails/rust_ruby_exercise_1 against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-3/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/akitaonrails/rust_ruby_exercise_1:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dfcf1d7dfe7b8df9b153c883a6b1ed0428609cdb299e3bdad12a42abf612e502
[INFO] running `"docker" "start" "-a" "dfcf1d7dfe7b8df9b153c883a6b1ed0428609cdb299e3bdad12a42abf612e502"`
[INFO] [stderr]     Checking enum-set v0.0.8
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling libpcre-sys v0.1.1
[INFO] [stderr] error[E0432]: unresolved import `bzip2::reader`
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/libpcre-sys-0.1.1/build.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | use bzip2::reader::{BzDecompressor};
[INFO] [stderr]    |            ^^^^^^ could not find `reader` in `bzip2`
[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 `libpcre-sys`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "dfcf1d7dfe7b8df9b153c883a6b1ed0428609cdb299e3bdad12a42abf612e502"`
[INFO] running `"docker" "rm" "-f" "dfcf1d7dfe7b8df9b153c883a6b1ed0428609cdb299e3bdad12a42abf612e502"`
[INFO] [stdout] dfcf1d7dfe7b8df9b153c883a6b1ed0428609cdb299e3bdad12a42abf612e502