[INFO] cloning repository https://github.com/zhaxzhax/socket-chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhaxzhax/socket-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhaxzhax%2Fsocket-chat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhaxzhax%2Fsocket-chat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 18f1c0e2766cd0339c42b458faa636bd2535ec59 [INFO] testing zhaxzhax/socket-chat against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhaxzhax%2Fsocket-chat" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhaxzhax/socket-chat on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhaxzhax/socket-chat [INFO] finished tweaking git repo https://github.com/zhaxzhax/socket-chat [INFO] tweaked toml for git repo https://github.com/zhaxzhax/socket-chat written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/zhaxzhax/socket-chat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 3462eed14352d63c2f76f3074781399e98d13fc44f22c5318af1fb596ce01f7f [INFO] running `Command { std: "docker" "start" "-a" "3462eed14352d63c2f76f3074781399e98d13fc44f22c5318af1fb596ce01f7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3462eed14352d63c2f76f3074781399e98d13fc44f22c5318af1fb596ce01f7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3462eed14352d63c2f76f3074781399e98d13fc44f22c5318af1fb596ce01f7f", kill_on_drop: false }` [INFO] [stdout] 3462eed14352d63c2f76f3074781399e98d13fc44f22c5318af1fb596ce01f7f [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da37562a824fd65e0259b9d9617a410bd62cf7298b2e2b369f1597807891e302 [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" "da37562a824fd65e0259b9d9617a410bd62cf7298b2e2b369f1597807891e302", kill_on_drop: false }` [INFO] [stderr] Compiling socket-chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mutex_release` [INFO] [stdout] --> src/lib.rs:62:33 [INFO] [stdout] | [INFO] [stdout] 62 | ... let mutex_release = mutex; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutex_release` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused closure that must be used [INFO] [stdout] --> src/lib.rs:61:25 [INFO] [stdout] | [INFO] [stdout] 61 | / move || { [INFO] [stdout] 62 | | let mutex_release = mutex; [INFO] [stdout] 63 | | println!("销毁锁") [INFO] [stdout] 64 | | }; [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ThreadPool` [INFO] [stdout] --> src/main.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use socket_chat::{StreamPool, ThreadPool}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.00s [INFO] running `Command { std: "docker" "inspect" "da37562a824fd65e0259b9d9617a410bd62cf7298b2e2b369f1597807891e302", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da37562a824fd65e0259b9d9617a410bd62cf7298b2e2b369f1597807891e302", kill_on_drop: false }` [INFO] [stdout] da37562a824fd65e0259b9d9617a410bd62cf7298b2e2b369f1597807891e302 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a15d06b1c41c1ab75ba94edeee878a0a74ba3c2264421f5c8e6eccf5c722926 [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" "1a15d06b1c41c1ab75ba94edeee878a0a74ba3c2264421f5c8e6eccf5c722926", kill_on_drop: false }` [INFO] [stderr] Compiling socket-chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mutex_release` [INFO] [stdout] --> src/lib.rs:62:33 [INFO] [stdout] | [INFO] [stdout] 62 | ... let mutex_release = mutex; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutex_release` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused closure that must be used [INFO] [stdout] --> src/lib.rs:61:25 [INFO] [stdout] | [INFO] [stdout] 61 | / move || { [INFO] [stdout] 62 | | let mutex_release = mutex; [INFO] [stdout] 63 | | println!("销毁锁") [INFO] [stdout] 64 | | }; [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ThreadPool` [INFO] [stdout] --> src/main.rs:1:31 [INFO] [stdout] | [INFO] [stdout] 1 | use socket_chat::{StreamPool, ThreadPool}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::net::TcpStream` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::net::TcpStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutex_release` [INFO] [stdout] --> src/lib.rs:62:33 [INFO] [stdout] | [INFO] [stdout] 62 | ... let mutex_release = mutex; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutex_release` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused closure that must be used [INFO] [stdout] --> src/lib.rs:61:25 [INFO] [stdout] | [INFO] [stdout] 61 | / move || { [INFO] [stdout] 62 | | let mutex_release = mutex; [INFO] [stdout] 63 | | println!("销毁锁") [INFO] [stdout] 64 | | }; [INFO] [stdout] | |__________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: closures are lazy and do nothing unless called [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "1a15d06b1c41c1ab75ba94edeee878a0a74ba3c2264421f5c8e6eccf5c722926", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a15d06b1c41c1ab75ba94edeee878a0a74ba3c2264421f5c8e6eccf5c722926", kill_on_drop: false }` [INFO] [stdout] 1a15d06b1c41c1ab75ba94edeee878a0a74ba3c2264421f5c8e6eccf5c722926 [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 686f0a2f35648118f16fe499f1c39ce3f9b3a056a477a9bf520b4c977220561e [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" "686f0a2f35648118f16fe499f1c39ce3f9b3a056a477a9bf520b4c977220561e", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `mutex_release` [INFO] [stderr] --> src/lib.rs:62:33 [INFO] [stderr] | [INFO] [stderr] 62 | ... let mutex_release = mutex; [INFO] [stderr] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutex_release` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused closure that must be used [INFO] [stderr] --> src/lib.rs:61:25 [INFO] [stderr] | [INFO] [stderr] 61 | / move || { [INFO] [stderr] 62 | | let mutex_release = mutex; [INFO] [stderr] 63 | | println!("销毁锁") [INFO] [stderr] 64 | | }; [INFO] [stderr] | |__________________________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: `socket-chat` (lib) generated 2 warnings [INFO] [stderr] warning: unused import: `ThreadPool` [INFO] [stderr] --> src/main.rs:1:31 [INFO] [stderr] | [INFO] [stderr] 1 | use socket_chat::{StreamPool, ThreadPool}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::TcpStream` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::net::TcpStream; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::time::Duration` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `socket-chat` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] warning: `socket-chat` (bin "socket-chat" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/socket_chat-05e2946c69bc96e7) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/socket_chat-303f7416d04dd20b) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests socket-chat [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "686f0a2f35648118f16fe499f1c39ce3f9b3a056a477a9bf520b4c977220561e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "686f0a2f35648118f16fe499f1c39ce3f9b3a056a477a9bf520b4c977220561e", kill_on_drop: false }` [INFO] [stdout] 686f0a2f35648118f16fe499f1c39ce3f9b3a056a477a9bf520b4c977220561e