[INFO] cloning repository https://github.com/basheersubei/rust-web-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/basheersubei/rust-web-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasheersubei%2Frust-web-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasheersubei%2Frust-web-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2094ffbb033354a111518f6f6fa713f00cb7e930
[INFO] checking basheersubei/rust-web-client against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbasheersubei%2Frust-web-client" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/basheersubei/rust-web-client on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/basheersubei/rust-web-client
[INFO] finished tweaking git repo https://github.com/basheersubei/rust-web-client
[INFO] tweaked toml for git repo https://github.com/basheersubei/rust-web-client written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/basheersubei/rust-web-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b19bf3be606d22a4f2dcb93816390dec97657f733d8639e42601032df10d3df
[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" "6b19bf3be606d22a4f2dcb93816390dec97657f733d8639e42601032df10d3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b19bf3be606d22a4f2dcb93816390dec97657f733d8639e42601032df10d3df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b19bf3be606d22a4f2dcb93816390dec97657f733d8639e42601032df10d3df", kill_on_drop: false }`
[INFO] [stdout] 6b19bf3be606d22a4f2dcb93816390dec97657f733d8639e42601032df10d3df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 002ebf9565f4e11ee4b5eeb92d526c63e63934ed7e77aad6a1a0d10624c6dca0
[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" "002ebf9565f4e11ee4b5eeb92d526c63e63934ed7e77aad6a1a0d10624c6dca0", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_web_client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `lookup_host` in module `net`
[INFO] [stdout]   --> src/main.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut sock_addr = net::lookup_host(domain_name).expect("Failed to perform dns lookup").nth(0).unwrap();
[INFO] [stdout]    |                              ^^^^^^^^^^^ not found in `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 `rust_web_client` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0425]: cannot find function `lookup_host` in module `net`
[INFO] [stdout]   --> src/main.rs:54:30
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut sock_addr = net::lookup_host(domain_name).expect("Failed to perform dns lookup").nth(0).unwrap();
[INFO] [stdout]    |                              ^^^^^^^^^^^ not found in `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: build failed
[INFO] running `Command { std: "docker" "inspect" "002ebf9565f4e11ee4b5eeb92d526c63e63934ed7e77aad6a1a0d10624c6dca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002ebf9565f4e11ee4b5eeb92d526c63e63934ed7e77aad6a1a0d10624c6dca0", kill_on_drop: false }`
[INFO] [stdout] 002ebf9565f4e11ee4b5eeb92d526c63e63934ed7e77aad6a1a0d10624c6dca0