[INFO] updating cached repository https://github.com/akitaonrails/rust_ruby_exercise_1
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 58dc0451b9de11e2568427c119faa05b860907ab
[INFO] checking akitaonrails/rust_ruby_exercise_1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakitaonrails%2Frust_ruby_exercise_1" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akitaonrails/rust_ruby_exercise_1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1
[INFO] finished tweaking git repo https://github.com/akitaonrails/rust_ruby_exercise_1
[INFO] tweaked toml for git repo https://github.com/akitaonrails/rust_ruby_exercise_1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/akitaonrails/rust_ruby_exercise_1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 250ef2f7bf5a9b7ea9266050490dd3218f2356ef5a6bbbd9b338004baf15d9ff
[INFO] running `"docker" "start" "-a" "250ef2f7bf5a9b7ea9266050490dd3218f2356ef5a6bbbd9b338004baf15d9ff"`
[INFO] [stderr]     Checking enum-set v0.0.8
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]    Compiling bzip2-sys v0.1.8+1.0.8
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.9
[INFO] [stderr]    Compiling tar v0.4.26
[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/rustwide/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" "250ef2f7bf5a9b7ea9266050490dd3218f2356ef5a6bbbd9b338004baf15d9ff"`
[INFO] running `"docker" "rm" "-f" "250ef2f7bf5a9b7ea9266050490dd3218f2356ef5a6bbbd9b338004baf15d9ff"`
[INFO] [stdout] 250ef2f7bf5a9b7ea9266050490dd3218f2356ef5a6bbbd9b338004baf15d9ff