[INFO] cloning repository https://github.com/Bakrug/tcp_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bakrug/tcp_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBakrug%2Ftcp_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBakrug%2Ftcp_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 14343e33dcfd27892b48b9e3b8126ae6a28f7c3b [INFO] testing Bakrug/tcp_server against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBakrug%2Ftcp_server" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Bakrug/tcp_server on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Bakrug/tcp_server [INFO] finished tweaking git repo https://github.com/Bakrug/tcp_server [INFO] tweaked toml for git repo https://github.com/Bakrug/tcp_server written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Bakrug/tcp_server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38b1017614b09484e02f08f3f4b60bc8f86f1908383369832760b6142f67b208 [INFO] running `Command { std: "docker" "start" "-a" "38b1017614b09484e02f08f3f4b60bc8f86f1908383369832760b6142f67b208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38b1017614b09484e02f08f3f4b60bc8f86f1908383369832760b6142f67b208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38b1017614b09484e02f08f3f4b60bc8f86f1908383369832760b6142f67b208", kill_on_drop: false }` [INFO] [stdout] 38b1017614b09484e02f08f3f4b60bc8f86f1908383369832760b6142f67b208 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05e14eabdb7871eb1a3ed5628f5014fcbf65c93272051b4d8071a98d68acdbbe [INFO] running `Command { std: "docker" "start" "-a" "05e14eabdb7871eb1a3ed5628f5014fcbf65c93272051b4d8071a98d68acdbbe", kill_on_drop: false }` [INFO] [stderr] Compiling tcp_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/server.rs:53:20 [INFO] [stdout] | [INFO] [stdout] 53 | fn handle_commands(input: String) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/test.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | for i in 0..100000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/test.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | for a in 0..4 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_commands` [INFO] [stdout] --> src/server.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn handle_commands(input: String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.37s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "05e14eabdb7871eb1a3ed5628f5014fcbf65c93272051b4d8071a98d68acdbbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05e14eabdb7871eb1a3ed5628f5014fcbf65c93272051b4d8071a98d68acdbbe", kill_on_drop: false }` [INFO] [stdout] 05e14eabdb7871eb1a3ed5628f5014fcbf65c93272051b4d8071a98d68acdbbe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f0abd5fe6cac2e293509f1ade45e13462c086c194b10b21f344670b3e75fd4d [INFO] running `Command { std: "docker" "start" "-a" "3f0abd5fe6cac2e293509f1ade45e13462c086c194b10b21f344670b3e75fd4d", kill_on_drop: false }` [INFO] [stderr] Compiling tcp_server v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/server.rs:53:20 [INFO] [stdout] | [INFO] [stdout] 53 | fn handle_commands(input: String) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/test.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | for i in 0..100000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/test.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | for a in 0..4 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `handle_commands` [INFO] [stdout] --> src/server.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn handle_commands(input: String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.60s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3f0abd5fe6cac2e293509f1ade45e13462c086c194b10b21f344670b3e75fd4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f0abd5fe6cac2e293509f1ade45e13462c086c194b10b21f344670b3e75fd4d", kill_on_drop: false }` [INFO] [stdout] 3f0abd5fe6cac2e293509f1ade45e13462c086c194b10b21f344670b3e75fd4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 94e662df508f9afabda260787c20e6acc5e921e2755e94f34f2946a197bcedfe [INFO] running `Command { std: "docker" "start" "-a" "94e662df508f9afabda260787c20e6acc5e921e2755e94f34f2946a197bcedfe", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/server.rs:53:20 [INFO] [stderr] | [INFO] [stderr] 53 | fn handle_commands(input: String) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/test.rs:10:17 [INFO] [stderr] | [INFO] [stderr] 10 | for i in 0..100000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/test.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | for a in 0..4 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `handle_commands` [INFO] [stderr] --> src/server.rs:53:4 [INFO] [stderr] | [INFO] [stderr] 53 | fn handle_commands(input: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tcp_server-fad2b6fdc9f5adc8) [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" "94e662df508f9afabda260787c20e6acc5e921e2755e94f34f2946a197bcedfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94e662df508f9afabda260787c20e6acc5e921e2755e94f34f2946a197bcedfe", kill_on_drop: false }` [INFO] [stdout] 94e662df508f9afabda260787c20e6acc5e921e2755e94f34f2946a197bcedfe