[INFO] cloning repository https://github.com/mayflower/duck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mayflower/duck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayflower%2Fduck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayflower%2Fduck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5c1ee04dca9284ee552f5925ec511e4c9b2dd81
[INFO] testing mayflower/duck against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayflower%2Fduck" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mayflower/duck on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mayflower/duck
[INFO] finished tweaking git repo https://github.com/mayflower/duck
[INFO] tweaked toml for git repo https://github.com/mayflower/duck written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/mayflower/duck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 threadpool v0.1.4
[INFO] [stderr]   Downloaded flate2 v0.2.9
[INFO] [stderr]   Downloaded crates-io v0.1.0
[INFO] [stderr]   Downloaded miniz-sys v0.1.6
[INFO] [stderr]   Downloaded env_logger v0.3.1
[INFO] [stderr]   Downloaded syncbox v0.2.4
[INFO] [stderr]   Downloaded libz-sys v0.1.9
[INFO] [stderr]   Downloaded toml v0.1.23
[INFO] [stderr]   Downloaded git2 v0.2.14
[INFO] [stderr]   Downloaded git2-curl v0.2.4
[INFO] [stderr]   Downloaded filetime v0.1.6
[INFO] [stderr]   Downloaded tar v0.3.1
[INFO] [stderr]   Downloaded puppetfile v0.2.0
[INFO] [stderr]   Downloaded term v0.2.12
[INFO] [stderr]   Downloaded docopt v0.6.74
[INFO] [stderr]   Downloaded cmake v0.1.7
[INFO] [stderr]   Downloaded curl v0.2.12
[INFO] [stderr]   Downloaded libgit2-sys v0.2.20
[INFO] [stderr]   Downloaded eventual v0.1.4
[INFO] [stderr]   Downloaded libssh2-sys v0.1.31
[INFO] [stderr]   Downloaded cargo v0.5.0
[INFO] [stderr]   Downloaded curl-sys v0.1.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2eed29903e9079c1f6445f3b6e620eb8adf45ba4c78ace6110481ee826ab82e
[INFO] running `Command { std: "docker" "start" "-a" "e2eed29903e9079c1f6445f3b6e620eb8adf45ba4c78ace6110481ee826ab82e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2eed29903e9079c1f6445f3b6e620eb8adf45ba4c78ace6110481ee826ab82e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2eed29903e9079c1f6445f3b6e620eb8adf45ba4c78ace6110481ee826ab82e", kill_on_drop: false }`
[INFO] [stdout] e2eed29903e9079c1f6445f3b6e620eb8adf45ba4c78ace6110481ee826ab82e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0855ce0b76d06e3ec51ec17914f231d336a5482de111d6e820f64cf4614e07f4
[INFO] running `Command { std: "docker" "start" "-a" "0855ce0b76d06e3ec51ec17914f231d336a5482de111d6e820f64cf4614e07f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.10
[INFO] [stderr]    Compiling gcc v0.3.19
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.4
[INFO] [stderr]    Compiling rustc-serialize v0.3.16
[INFO] [stderr]    Compiling matches v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.2.2
[INFO] [stderr]    Compiling lazy_static v0.1.15
[INFO] [stderr]    Compiling bitflags v0.3.2
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling strsim v0.3.0
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling unicase v1.0.0
[INFO] [stderr]    Compiling httparse v1.0.0
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling language-tags v0.0.7
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling glob v0.2.10
[INFO] [stderr]    Compiling threadpool v0.1.4
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling log v0.3.2
[INFO] [stderr]    Compiling memchr v0.1.6
[INFO] [stderr]    Compiling num_cpus v0.2.6
[INFO] [stderr]    Compiling kernel32-sys v0.1.4
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.3.4
[INFO] [stderr]    Compiling cmake v0.1.7
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling mime v0.1.0
[INFO] [stderr]    Compiling libgit2-sys v0.2.20
[INFO] [stderr]    Compiling openssl-sys v0.6.7
[INFO] [stderr]    Compiling libz-sys v0.1.9
[INFO] [stderr]    Compiling curl-sys v0.1.26
[INFO] [stderr]    Compiling miniz-sys v0.1.6
[INFO] [stderr]    Compiling regex v0.1.41
[INFO] [stderr]    Compiling time v0.1.32
[INFO] [stderr]    Compiling filetime v0.1.6
[INFO] [stderr]    Compiling term v0.2.12
[INFO] [stderr]    Compiling libssh2-sys v0.1.31
[INFO] [stderr]    Compiling solicit v0.4.4
[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] [stderr]    Compiling tar v0.3.1
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0855ce0b76d06e3ec51ec17914f231d336a5482de111d6e820f64cf4614e07f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0855ce0b76d06e3ec51ec17914f231d336a5482de111d6e820f64cf4614e07f4", kill_on_drop: false }`
[INFO] [stdout] 0855ce0b76d06e3ec51ec17914f231d336a5482de111d6e820f64cf4614e07f4