[INFO] cloning repository https://github.com/lreeves/rustproxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lreeves/rustproxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flreeves%2Frustproxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flreeves%2Frustproxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e1b428d010b9af3dc976d8d81d9746d1cb03ea22
[INFO] testing lreeves/rustproxy against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flreeves%2Frustproxy" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lreeves/rustproxy on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lreeves/rustproxy
[INFO] finished tweaking git repo https://github.com/lreeves/rustproxy
[INFO] tweaked toml for git repo https://github.com/lreeves/rustproxy written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/lreeves/rustproxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v0.1.6
[INFO] [stderr]   Downloaded libc v0.1.10
[INFO] [stderr]   Downloaded regex v0.1.41
[INFO] [stderr]   Downloaded aho-corasick v0.3.2
[INFO] [stderr]   Downloaded time v0.1.32
[INFO] [stderr]   Downloaded kernel32-sys v0.1.4
[INFO] [stderr]   Downloaded winapi v0.2.2
[INFO] [stderr]   Downloaded regex-syntax v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b83ae56b85c7ddf7b18a05f142bbcc2f4a42a17b41ce9dbabcefa6b2b4df86cd
[INFO] running `Command { std: "docker" "start" "-a" "b83ae56b85c7ddf7b18a05f142bbcc2f4a42a17b41ce9dbabcefa6b2b4df86cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b83ae56b85c7ddf7b18a05f142bbcc2f4a42a17b41ce9dbabcefa6b2b4df86cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83ae56b85c7ddf7b18a05f142bbcc2f4a42a17b41ce9dbabcefa6b2b4df86cd", kill_on_drop: false }`
[INFO] [stdout] b83ae56b85c7ddf7b18a05f142bbcc2f4a42a17b41ce9dbabcefa6b2b4df86cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d2db301760a4f5e27fb4fb77aebefaa1992550c4b058b1b385745438455d464
[INFO] running `Command { std: "docker" "start" "-a" "0d2db301760a4f5e27fb4fb77aebefaa1992550c4b058b1b385745438455d464", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.1.10
[INFO] [stderr]    Compiling winapi v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.2.1
[INFO] [stderr]    Compiling memchr v0.1.6
[INFO] [stderr]    Compiling kernel32-sys v0.1.4
[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]    Compiling time v0.1.32
[INFO] [stderr] error: could not compile `regex` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0d2db301760a4f5e27fb4fb77aebefaa1992550c4b058b1b385745438455d464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d2db301760a4f5e27fb4fb77aebefaa1992550c4b058b1b385745438455d464", kill_on_drop: false }`
[INFO] [stdout] 0d2db301760a4f5e27fb4fb77aebefaa1992550c4b058b1b385745438455d464