[INFO] cloning repository https://github.com/cmr/lambda
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cmr/lambda" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmr%2Flambda", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmr%2Flambda'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b944b04fed553ed63b281b8562fd87d41f69ade2
[INFO] checking cmr/lambda against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmr%2Flambda" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cmr/lambda on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cmr/lambda
[INFO] finished tweaking git repo https://github.com/cmr/lambda
[INFO] tweaked toml for git repo https://github.com/cmr/lambda written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cmr/lambda already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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 itertools v0.3.25
[INFO] [stderr]   Downloaded term v0.2.12
[INFO] [stderr]   Downloaded rusty-peg v0.3.0
[INFO] [stderr]   Downloaded unicode-xid v0.0.2
[INFO] [stderr]   Downloaded diff v0.1.7
[INFO] [stderr]   Downloaded lalrpop-util v0.5.0
[INFO] [stderr]   Downloaded lalrpop v0.5.0
[INFO] [stderr]   Downloaded lalrpop-intern v0.5.0
[INFO] [stderr]   Downloaded lalrpop-snap v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0211a6269666bc1e9d48bdd7e643d9e9e1bd719bc7ffe045b6035a3a8be6e42e
[INFO] running `Command { std: "docker" "start" "-a" "0211a6269666bc1e9d48bdd7e643d9e9e1bd719bc7ffe045b6035a3a8be6e42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0211a6269666bc1e9d48bdd7e643d9e9e1bd719bc7ffe045b6035a3a8be6e42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0211a6269666bc1e9d48bdd7e643d9e9e1bd719bc7ffe045b6035a3a8be6e42e", kill_on_drop: false }`
[INFO] [stdout] 0211a6269666bc1e9d48bdd7e643d9e9e1bd719bc7ffe045b6035a3a8be6e42e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fa0c0d7db875c5b1fa13bfcf667463267df6bcb51cbd2dacd470caee3286ded
[INFO] running `Command { std: "docker" "start" "-a" "7fa0c0d7db875c5b1fa13bfcf667463267df6bcb51cbd2dacd470caee3286ded", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.10
[INFO] [stderr]    Compiling winapi v0.2.4
[INFO] [stderr]    Compiling regex-syntax v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.0.2
[INFO] [stderr]    Compiling lalrpop-intern v0.5.0
[INFO] [stderr]    Compiling lalrpop-util v0.5.0
[INFO] [stderr]    Compiling itertools v0.3.25
[INFO] [stderr]    Compiling diff v0.1.7
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling kernel32-sys v0.1.4
[INFO] [stderr]    Compiling memchr v0.1.6
[INFO] [stderr]    Compiling aho-corasick v0.3.2
[INFO] [stderr]    Compiling rand v0.3.11
[INFO] [stderr]    Compiling term v0.2.12
[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` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7fa0c0d7db875c5b1fa13bfcf667463267df6bcb51cbd2dacd470caee3286ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa0c0d7db875c5b1fa13bfcf667463267df6bcb51cbd2dacd470caee3286ded", kill_on_drop: false }`
[INFO] [stdout] 7fa0c0d7db875c5b1fa13bfcf667463267df6bcb51cbd2dacd470caee3286ded