[INFO] updating cached repository https://github.com/importcjj/write-a-proxy-with-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/importcjj/write-a-proxy-with-rust
[INFO] [stderr]    139aa78..6594cb6  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6594cb65f268033dfc11fdc0ed45d1fc46b6264f
[INFO] checking importcjj/write-a-proxy-with-rust against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimportcjj%2Fwrite-a-proxy-with-rust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/importcjj/write-a-proxy-with-rust on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/importcjj/write-a-proxy-with-rust
[INFO] finished tweaking git repo https://github.com/importcjj/write-a-proxy-with-rust
[INFO] tweaked toml for git repo https://github.com/importcjj/write-a-proxy-with-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/importcjj/write-a-proxy-with-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/importcjj/gkd-rs`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c272a505175382876f4a410a52cc3760dc95f8330cf93371a154e7022aadb814
[INFO] running `"docker" "start" "-a" "c272a505175382876f4a410a52cc3760dc95f8330cf93371a154e7022aadb814"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking boxfnonce v0.1.1
[INFO] [stderr]     Checking async-macros v2.0.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking broadcaster v0.2.6
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking daemonize v0.4.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking async-std v1.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking gkd v0.1.0 (https://github.com/importcjj/gkd-rs#43c526d6)
[INFO] [stderr]     Checking miniproxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `async_std::net::TcpStream`
[INFO] [stderr]  --> src/ciper.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use async_std::net::TcpStream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `async_std::net::TcpStream`
[INFO] [stderr]  --> src/ciper.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use async_std::net::TcpStream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/local.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let r = futures::select! {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stderr]    --> src/local.rs:116:9
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let r = futures::select! {
[INFO] [stderr]     |         ^ help: consider prefixing with an underscore: `_r`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `"docker" "inspect" "c272a505175382876f4a410a52cc3760dc95f8330cf93371a154e7022aadb814"`
[INFO] running `"docker" "rm" "-f" "c272a505175382876f4a410a52cc3760dc95f8330cf93371a154e7022aadb814"`
[INFO] [stdout] c272a505175382876f4a410a52cc3760dc95f8330cf93371a154e7022aadb814