[INFO] cloning repository https://github.com/nikomatsakis/rust-name-resolution-algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikomatsakis/rust-name-resolution-algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Frust-name-resolution-algorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Frust-name-resolution-algorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccc9599e0db39afa3516cedf059e434d0810be6f
[INFO] testing nikomatsakis/rust-name-resolution-algorithm against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikomatsakis%2Frust-name-resolution-algorithm" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikomatsakis/rust-name-resolution-algorithm on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nikomatsakis/rust-name-resolution-algorithm
[INFO] finished tweaking git repo https://github.com/nikomatsakis/rust-name-resolution-algorithm
[INFO] tweaked toml for git repo https://github.com/nikomatsakis/rust-name-resolution-algorithm written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/nikomatsakis/rust-name-resolution-algorithm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diff v0.1.7
[INFO] [stderr]   Downloaded fixedbitset v0.0.5
[INFO] [stderr]   Downloaded libc v0.2.1
[INFO] [stderr]   Downloaded rusty-peg v0.3.0
[INFO] [stderr]   Downloaded term v0.2.13
[INFO] [stderr]   Downloaded lalrpop-snap v0.8.0
[INFO] [stderr]   Downloaded lalrpop-intern v0.8.0
[INFO] [stderr]   Downloaded lalrpop-util v0.8.0
[INFO] [stderr]   Downloaded petgraph v0.1.12
[INFO] [stderr]   Downloaded lalrpop v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 290fcb702125d84c42be8a3c89a4e5afa4e929380a91eec167e42e91c4bfb1ca
[INFO] running `Command { std: "docker" "start" "-a" "290fcb702125d84c42be8a3c89a4e5afa4e929380a91eec167e42e91c4bfb1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "290fcb702125d84c42be8a3c89a4e5afa4e929380a91eec167e42e91c4bfb1ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "290fcb702125d84c42be8a3c89a4e5afa4e929380a91eec167e42e91c4bfb1ca", kill_on_drop: false }`
[INFO] [stdout] 290fcb702125d84c42be8a3c89a4e5afa4e929380a91eec167e42e91c4bfb1ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb804aa59e5aed3b093147d4945cfa51e7f99ab0166a7d73e46a027aa9ed261
[INFO] running `Command { std: "docker" "start" "-a" "efb804aa59e5aed3b093147d4945cfa51e7f99ab0166a7d73e46a027aa9ed261", 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]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling libc v0.2.1
[INFO] [stderr]    Compiling winapi v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.2
[INFO] [stderr]    Compiling lalrpop-intern v0.8.0
[INFO] [stderr]    Compiling lalrpop-util v0.8.0
[INFO] [stderr]    Compiling itertools v0.3.25
[INFO] [stderr]    Compiling diff v0.1.7
[INFO] [stderr]    Compiling fixedbitset v0.0.5
[INFO] [stderr]    Compiling petgraph v0.1.12
[INFO] [stderr]    Compiling memchr v0.1.7
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling aho-corasick v0.3.4
[INFO] [stderr]    Compiling term v0.2.13
[INFO] [stderr]    Compiling regex v0.1.41
[INFO] [stderr]    Compiling rand v0.3.12
[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` 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" "efb804aa59e5aed3b093147d4945cfa51e7f99ab0166a7d73e46a027aa9ed261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb804aa59e5aed3b093147d4945cfa51e7f99ab0166a7d73e46a027aa9ed261", kill_on_drop: false }`
[INFO] [stdout] efb804aa59e5aed3b093147d4945cfa51e7f99ab0166a7d73e46a027aa9ed261