[INFO] cloning repository https://github.com/neuhausler/rust-net
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neuhausler/rust-net" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneuhausler%2Frust-net", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneuhausler%2Frust-net'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b83c70dbce1ac1ea18711ee9485fc1d76b1f249d
[INFO] testing neuhausler/rust-net against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneuhausler%2Frust-net" "/workspace/builds/worker-114/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neuhausler/rust-net on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neuhausler/rust-net
[INFO] finished tweaking git repo https://github.com/neuhausler/rust-net
[INFO] tweaked toml for git repo https://github.com/neuhausler/rust-net written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate git repo https://github.com/neuhausler/rust-net already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b6c9cb792e9065aa4496644ff207c473b30e5d4f9fe1de71f4e294f85e73ae8
[INFO] running `Command { std: "docker" "start" "-a" "1b6c9cb792e9065aa4496644ff207c473b30e5d4f9fe1de71f4e294f85e73ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b6c9cb792e9065aa4496644ff207c473b30e5d4f9fe1de71f4e294f85e73ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b6c9cb792e9065aa4496644ff207c473b30e5d4f9fe1de71f4e294f85e73ae8", kill_on_drop: false }`
[INFO] [stdout] 1b6c9cb792e9065aa4496644ff207c473b30e5d4f9fe1de71f4e294f85e73ae8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 383273e5196ab07cd638eb9aa0d1806eff2859c23e653116e4e912c9e1372ae8
[INFO] running `Command { std: "docker" "start" "-a" "383273e5196ab07cd638eb9aa0d1806eff2859c23e653116e4e912c9e1372ae8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.2.2
[INFO] [stderr]    Compiling pnet v0.2.0 (https://github.com/libpnet/libpnet.git#bd56f572)
[INFO] [stderr]    Compiling memchr v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.3.2
[INFO] [stderr]    Compiling regex v0.1.41
[INFO] [stdout] error[E0446]: private type `SingleSearch` in public interface
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-0.1.41/src/prefix.rs:46:12
[INFO] [stdout]     |
[INFO] [stdout] 46  |     Single(SingleSearch),
[INFO] [stdout]     |            ^^^^^^^^^^^^ can't leak private type
[INFO] [stdout] ...
[INFO] [stdout] 169 | struct SingleSearch {
[INFO] [stdout]     | ------------------- `SingleSearch` declared as private
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0446`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "383273e5196ab07cd638eb9aa0d1806eff2859c23e653116e4e912c9e1372ae8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383273e5196ab07cd638eb9aa0d1806eff2859c23e653116e4e912c9e1372ae8", kill_on_drop: false }`
[INFO] [stdout] 383273e5196ab07cd638eb9aa0d1806eff2859c23e653116e4e912c9e1372ae8
