[INFO] fetching crate unmp-link-udp 0.1.0...
[INFO] checking unmp-link-udp-0.1.0 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate unmp-link-udp 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate unmp-link-udp 0.1.0 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unmp-link-udp 0.1.0
[INFO] finished tweaking crates.io crate unmp-link-udp 0.1.0
[INFO] tweaked toml for crates.io crate unmp-link-udp 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 218c6ab225a1747435c1ffb0c383ae777b9ee9b42f2dd80d538a942f33d1e6ee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "218c6ab225a1747435c1ffb0c383ae777b9ee9b42f2dd80d538a942f33d1e6ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "218c6ab225a1747435c1ffb0c383ae777b9ee9b42f2dd80d538a942f33d1e6ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218c6ab225a1747435c1ffb0c383ae777b9ee9b42f2dd80d538a942f33d1e6ee", kill_on_drop: false }`
[INFO] [stdout] 218c6ab225a1747435c1ffb0c383ae777b9ee9b42f2dd80d538a942f33d1e6ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 998235cafe5fca22c3773ec7b1746ac72929125edcb8f660a522a3d4f9d148c0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "998235cafe5fca22c3773ec7b1746ac72929125edcb8f660a522a3d4f9d148c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]     Checking spin v0.7.0
[INFO] [stderr]     Checking unmp v0.1.9
[INFO] [stderr]     Checking unmp-link-udp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0603]: struct `Driver` is private
[INFO] [stdout]   --> src/client.rs:6:18
[INFO] [stdout]    |
[INFO] [stdout] 6  | use unmp::link::{Driver, Link};
[INFO] [stdout]    |                  ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Driver` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unmp-0.1.9/src/link/mod.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Driver {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Driver` is private
[INFO] [stdout]   --> src/server.rs:6:18
[INFO] [stdout]    |
[INFO] [stdout] 6  | use unmp::link::{Driver, Link};
[INFO] [stdout]    |                  ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Driver` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unmp-0.1.9/src/link/mod.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Driver {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Driver` is private
[INFO] [stdout]   --> src/client.rs:6:18
[INFO] [stdout]    |
[INFO] [stdout] 6  | use unmp::link::{Driver, Link};
[INFO] [stdout]    |                  ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Driver` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unmp-0.1.9/src/link/mod.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Driver {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Driver` is private
[INFO] [stdout]   --> src/server.rs:6:18
[INFO] [stdout]    |
[INFO] [stdout] 6  | use unmp::link::{Driver, Link};
[INFO] [stdout]    |                  ^^^^^^ private struct
[INFO] [stdout]    |
[INFO] [stdout] note: the struct `Driver` is defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/unmp-0.1.9/src/link/mod.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Driver {
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unmp-link-udp`
[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" "998235cafe5fca22c3773ec7b1746ac72929125edcb8f660a522a3d4f9d148c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998235cafe5fca22c3773ec7b1746ac72929125edcb8f660a522a3d4f9d148c0", kill_on_drop: false }`
[INFO] [stdout] 998235cafe5fca22c3773ec7b1746ac72929125edcb8f660a522a3d4f9d148c0