[INFO] updating cached repository https://github.com/scrblue/cribbage_client [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] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c7bfa41a228bda365d01edb2e0dd174dfd860a37 [INFO] checking scrblue/cribbage_client against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrblue%2Fcribbage_client" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scrblue/cribbage_client on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69 [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/scrblue/cribbage_client [INFO] finished tweaking git repo https://github.com/scrblue/cribbage_client [INFO] tweaked toml for git repo https://github.com/scrblue/cribbage_client written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/scrblue/cribbage_client already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] 4f107acd02264f16f6837b93dac8791f5b6179bee649d5298f08309225dbe889 [INFO] running `"docker" "start" "-a" "4f107acd02264f16f6837b93dac8791f5b6179bee649d5298f08309225dbe889"` [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking getrandom v0.1.13 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Compiling serde_derive v1.0.103 [INFO] [stderr] Checking serde v1.0.103 [INFO] [stderr] Checking cribbage v0.1.0 (https://github.com/scrblue/cribbage_lib#32c98ba5) [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking cribbage_client v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: irrefutable if-let pattern [INFO] [stderr] --> src/main.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | / if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stderr] 39 | | connection_attemps = 11; [INFO] [stderr] 40 | | println!("Connected"); [INFO] [stderr] 41 | | read_message(&mut stream.unwrap(), name.to_string()); [INFO] [stderr] 42 | | } /*else { [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:38:16 [INFO] [stderr] | [INFO] [stderr] 38 | if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: irrefutable if-let pattern [INFO] [stderr] --> src/main.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | / if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stderr] 39 | | connection_attemps = 11; [INFO] [stderr] 40 | | println!("Connected"); [INFO] [stderr] 41 | | read_message(&mut stream.unwrap(), name.to_string()); [INFO] [stderr] 42 | | } /*else { [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:38:16 [INFO] [stderr] | [INFO] [stderr] 38 | if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.21s [INFO] running `"docker" "inspect" "4f107acd02264f16f6837b93dac8791f5b6179bee649d5298f08309225dbe889"` [INFO] running `"docker" "rm" "-f" "4f107acd02264f16f6837b93dac8791f5b6179bee649d5298f08309225dbe889"` [INFO] [stdout] 4f107acd02264f16f6837b93dac8791f5b6179bee649d5298f08309225dbe889