[INFO] cloning repository https://github.com/scrblue/cribbage_client [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scrblue/cribbage_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrblue%2Fcribbage_client", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrblue%2Fcribbage_client'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7bfa41a228bda365d01edb2e0dd174dfd860a37 [INFO] checking scrblue/cribbage_client against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrblue%2Fcribbage_client" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scrblue/cribbage_client on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-6/source/Cargo.toml [INFO] crate git repo https://github.com/scrblue/cribbage_client already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/scrblue/cribbage_lib` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bincode v1.2.1 [INFO] [stderr] Downloaded serde_derive v1.0.103 [INFO] [stderr] Downloaded serde v1.0.103 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 9117fb9a282ad09011c4a645359ede00234eaaa72c64f2f377d1f3740c1e9abc [INFO] running `Command { std: "docker" "start" "-a" "9117fb9a282ad09011c4a645359ede00234eaaa72c64f2f377d1f3740c1e9abc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9117fb9a282ad09011c4a645359ede00234eaaa72c64f2f377d1f3740c1e9abc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9117fb9a282ad09011c4a645359ede00234eaaa72c64f2f377d1f3740c1e9abc", kill_on_drop: false }` [INFO] [stdout] 9117fb9a282ad09011c4a645359ede00234eaaa72c64f2f377d1f3740c1e9abc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6e47ae7a08e059250f8a75ef193d78845d2475f119c94ec57ee36c0df9f8377 [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" "f6e47ae7a08e059250f8a75ef193d78845d2475f119c94ec57ee36c0df9f8377", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking libc v0.2.66 [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 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] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | / if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stdout] 39 | | connection_attemps = 11; [INFO] [stdout] 40 | | println!("Connected"); [INFO] [stdout] 41 | | read_message(&mut stream.unwrap(), name.to_string()); [INFO] [stdout] 42 | | } /*else { [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/main.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | / if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stdout] 39 | | connection_attemps = 11; [INFO] [stdout] 40 | | println!("Connected"); [INFO] [stdout] 41 | | read_message(&mut stream.unwrap(), name.to_string()); [INFO] [stdout] 42 | | } /*else { [INFO] [stdout] | |_________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | if let mut stream = net::TcpStream::connect(&ip) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.65s [INFO] running `Command { std: "docker" "inspect" "f6e47ae7a08e059250f8a75ef193d78845d2475f119c94ec57ee36c0df9f8377", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6e47ae7a08e059250f8a75ef193d78845d2475f119c94ec57ee36c0df9f8377", kill_on_drop: false }` [INFO] [stdout] f6e47ae7a08e059250f8a75ef193d78845d2475f119c94ec57ee36c0df9f8377