[INFO] cloning repository https://github.com/thet3o/minilangames [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thet3o/minilangames" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthet3o%2Fminilangames", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthet3o%2Fminilangames'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b64b9e953d9b4004f6b2a6ce7ac98c97fe7fb7f5 [INFO] testing thet3o/minilangames against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthet3o%2Fminilangames" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/thet3o/minilangames [INFO] finished tweaking git repo https://github.com/thet3o/minilangames [INFO] tweaked toml for git repo https://github.com/thet3o/minilangames written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/thet3o/minilangames on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/thet3o/minilangames already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 87c073dfda0fd38ddd3f182ddacfefb44c929fe0d5c9850e79c6c1c17e9fc88e [INFO] running `Command { std: "docker" "start" "-a" "87c073dfda0fd38ddd3f182ddacfefb44c929fe0d5c9850e79c6c1c17e9fc88e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "87c073dfda0fd38ddd3f182ddacfefb44c929fe0d5c9850e79c6c1c17e9fc88e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87c073dfda0fd38ddd3f182ddacfefb44c929fe0d5c9850e79c6c1c17e9fc88e", kill_on_drop: false }` [INFO] [stdout] 87c073dfda0fd38ddd3f182ddacfefb44c929fe0d5c9850e79c6c1c17e9fc88e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81b6d8f6b29842d23b20d56793f97d3ab407601ff292b294f0f2ecbbc49896ef [INFO] running `Command { std: "docker" "start" "-a" "81b6d8f6b29842d23b20d56793f97d3ab407601ff292b294f0f2ecbbc49896ef", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.87 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling serde v1.0.210 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling socket2 v0.5.7 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling neli-proc-macros v0.1.3 [INFO] [stderr] Compiling neli v0.6.4 [INFO] [stderr] Compiling local-ip-address v0.6.3 [INFO] [stderr] Compiling minilangames v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `socket2::SockAddr` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use socket2::SockAddr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Protocol` [INFO] [stdout] --> src/network.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | use socket2::{Type, Domain, Protocol, Socket}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/network.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(while_true)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/network.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/network.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let buffer = [0;1024]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `broad_addr` [INFO] [stdout] --> src/network.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn server(broad_addr: Ipv4Addr){ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broad_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serverDemo0` is never used [INFO] [stdout] --> src/network.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn serverDemo0(ipv4_broad_addr: Ipv4Addr) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serverDemo0` should have a snake case name [INFO] [stdout] --> src/network.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn serverDemo0(ipv4_broad_addr: Ipv4Addr) { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `server_demo0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | socket.send(b"StayingAlive"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 23 | let _ = socket.send(b"StayingAlive"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | socket.set_broadcast(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = socket.set_broadcast(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | socket.set_reuse_address(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 31 | let _ = socket.set_reuse_address(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | socket.bind(&(addr.into())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = socket.bind(&(addr.into())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | socket.send(b"AAAA"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = socket.send(b"AAAA"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.16s [INFO] running `Command { std: "docker" "inspect" "81b6d8f6b29842d23b20d56793f97d3ab407601ff292b294f0f2ecbbc49896ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81b6d8f6b29842d23b20d56793f97d3ab407601ff292b294f0f2ecbbc49896ef", kill_on_drop: false }` [INFO] [stdout] 81b6d8f6b29842d23b20d56793f97d3ab407601ff292b294f0f2ecbbc49896ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8bc287b3184e5203f49063583474b4bfc82f76d0ebc3fb55dfdcf8e1ef060391 [INFO] running `Command { std: "docker" "start" "-a" "8bc287b3184e5203f49063583474b4bfc82f76d0ebc3fb55dfdcf8e1ef060391", kill_on_drop: false }` [INFO] [stderr] Compiling minilangames v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `socket2::SockAddr` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use socket2::SockAddr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Protocol` [INFO] [stdout] --> src/network.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | use socket2::{Type, Domain, Protocol, Socket}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/network.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(while_true)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: denote infinite loops with `loop { ... }` [INFO] [stdout] --> src/network.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | while true { [INFO] [stdout] | ^^^^^^^^^^ help: use `loop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/network.rs:20:9 [INFO] [stdout] | [INFO] [stdout] 20 | let buffer = [0;1024]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `broad_addr` [INFO] [stdout] --> src/network.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn server(broad_addr: Ipv4Addr){ [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broad_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serverDemo0` is never used [INFO] [stdout] --> src/network.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn serverDemo0(ipv4_broad_addr: Ipv4Addr) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serverDemo0` should have a snake case name [INFO] [stdout] --> src/network.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn serverDemo0(ipv4_broad_addr: Ipv4Addr) { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `server_demo0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | socket.send(b"StayingAlive"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 23 | let _ = socket.send(b"StayingAlive"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | socket.set_broadcast(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = socket.set_broadcast(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | socket.set_reuse_address(true); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 31 | let _ = socket.set_reuse_address(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | socket.bind(&(addr.into())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 34 | let _ = socket.bind(&(addr.into())); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/network.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | socket.send(b"AAAA"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = socket.send(b"AAAA"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "8bc287b3184e5203f49063583474b4bfc82f76d0ebc3fb55dfdcf8e1ef060391", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bc287b3184e5203f49063583474b4bfc82f76d0ebc3fb55dfdcf8e1ef060391", kill_on_drop: false }` [INFO] [stdout] 8bc287b3184e5203f49063583474b4bfc82f76d0ebc3fb55dfdcf8e1ef060391 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6d9999f4b2681e4a7277bc15905cb8fdb27f314b60e369def2655c26b1e061f4 [INFO] running `Command { std: "docker" "start" "-a" "6d9999f4b2681e4a7277bc15905cb8fdb27f314b60e369def2655c26b1e061f4", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `socket2::SockAddr` [INFO] [stderr] --> src/network.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use socket2::SockAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Protocol` [INFO] [stderr] --> src/network.rs:5:29 [INFO] [stderr] | [INFO] [stderr] 5 | use socket2::{Type, Domain, Protocol, Socket}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/network.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | while true { [INFO] [stderr] | ^^^^^^^^^^ help: use `loop` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(while_true)]` on by default [INFO] [stderr] [INFO] [stderr] warning: denote infinite loops with `loop { ... }` [INFO] [stderr] --> src/network.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | while true { [INFO] [stderr] | ^^^^^^^^^^ help: use `loop` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer` [INFO] [stderr] --> src/network.rs:20:9 [INFO] [stderr] | [INFO] [stderr] 20 | let buffer = [0;1024]; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `broad_addr` [INFO] [stderr] --> src/network.rs:27:15 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn server(broad_addr: Ipv4Addr){ [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_broad_addr` [INFO] [stderr] [INFO] [stderr] warning: function `serverDemo0` is never used [INFO] [stderr] --> src/network.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn serverDemo0(ipv4_broad_addr: Ipv4Addr) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `serverDemo0` should have a snake case name [INFO] [stderr] --> src/network.rs:13:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn serverDemo0(ipv4_broad_addr: Ipv4Addr) { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `server_demo0` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/network.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | socket.send(b"StayingAlive"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 23 | let _ = socket.send(b"StayingAlive"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/network.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | socket.set_broadcast(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 30 | let _ = socket.set_broadcast(true); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/network.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | socket.set_reuse_address(true); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 31 | let _ = socket.set_reuse_address(true); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/network.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | socket.bind(&(addr.into())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 34 | let _ = socket.bind(&(addr.into())); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/network.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | socket.send(b"AAAA"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 36 | let _ = socket.send(b"AAAA"); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `minilangames` (bin "minilangames" test) generated 13 warnings (run `cargo fix --bin "minilangames" --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minilangames-a02a10166a428ae6) [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" "6d9999f4b2681e4a7277bc15905cb8fdb27f314b60e369def2655c26b1e061f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d9999f4b2681e4a7277bc15905cb8fdb27f314b60e369def2655c26b1e061f4", kill_on_drop: false }` [INFO] [stdout] 6d9999f4b2681e4a7277bc15905cb8fdb27f314b60e369def2655c26b1e061f4