[INFO] cloning repository https://github.com/kisom/netcheck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kisom/netcheck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkisom%2Fnetcheck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkisom%2Fnetcheck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f60f5344fc658cbc25bca4c9f4dac247904c9806
[INFO] checking kisom/netcheck against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkisom%2Fnetcheck" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kisom/netcheck on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kisom/netcheck
[INFO] finished tweaking git repo https://github.com/kisom/netcheck
[INFO] tweaked toml for git repo https://github.com/kisom/netcheck written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/kisom/netcheck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3689a269584894e28940a76e91483450857520b7237d7e8eb901f69a12f8947c
[INFO] running `Command { std: "docker" "start" "-a" "3689a269584894e28940a76e91483450857520b7237d7e8eb901f69a12f8947c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3689a269584894e28940a76e91483450857520b7237d7e8eb901f69a12f8947c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3689a269584894e28940a76e91483450857520b7237d7e8eb901f69a12f8947c", kill_on_drop: false }`
[INFO] [stdout] 3689a269584894e28940a76e91483450857520b7237d7e8eb901f69a12f8947c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dceecba1270fbf386c98db1a919cedcc1846bc5f9a21f556b9f08f7a605f301
[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" "6dceecba1270fbf386c98db1a919cedcc1846bc5f9a21f556b9f08f7a605f301", kill_on_drop: false }`
[INFO] [stderr]     Checking netcheck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `lookup_host` in module `std::net`
[INFO] [stdout]   --> src/main.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |         match std::net::lookup_host(srv.host) {
[INFO] [stdout]    |                         ^^^^^^^^^^^ not found in `std::net`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lookup_host` in module `std::net`
[INFO] [stdout]   --> src/main.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |         match std::net::lookup_host(srv.host) {
[INFO] [stdout]    |                         ^^^^^^^^^^^ not found in `std::net`
[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 E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `netcheck`.
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6dceecba1270fbf386c98db1a919cedcc1846bc5f9a21f556b9f08f7a605f301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dceecba1270fbf386c98db1a919cedcc1846bc5f9a21f556b9f08f7a605f301", kill_on_drop: false }`
[INFO] [stdout] 6dceecba1270fbf386c98db1a919cedcc1846bc5f9a21f556b9f08f7a605f301