[INFO] cloning repository https://github.com/InfinityCity18/hackchat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/InfinityCity18/hackchat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfinityCity18%2Fhackchat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfinityCity18%2Fhackchat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ccd71f5a7988d8c31c6752a123cc6738aacc286
[INFO] fixing InfinityCity18/hackchat against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInfinityCity18%2Fhackchat" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/InfinityCity18/hackchat
[INFO] finished tweaking git repo https://github.com/InfinityCity18/hackchat
[INFO] tweaked toml for git repo https://github.com/InfinityCity18/hackchat written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/InfinityCity18/hackchat on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/InfinityCity18/hackchat 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_crypt v0.2.3
[INFO] [stderr]   Downloaded tar v0.4.41
[INFO] [stderr]   Downloaded xattr v1.3.1
[INFO] [stderr]   Downloaded errno v0.3.9
[INFO] [stderr]   Downloaded libredox v0.1.3
[INFO] [stderr]   Downloaded thread_local v1.1.8
[INFO] [stderr]   Downloaded itoa v1.0.11
[INFO] [stderr]   Downloaded aead v0.5.2
[INFO] [stderr]   Downloaded windows-targets v0.52.6
[INFO] [stderr]   Downloaded scopeguard v1.2.0
[INFO] [stderr]   Downloaded arrayref v0.3.8
[INFO] [stderr]   Downloaded inout v0.1.3
[INFO] [stderr]   Downloaded num-conv v0.1.0
[INFO] [stderr]   Downloaded hermit-abi v0.3.9
[INFO] [stderr]   Downloaded tracing-core v0.1.32
[INFO] [stderr]   Downloaded lru v0.12.4
[INFO] [stderr]   Downloaded valuable v0.1.0
[INFO] [stderr]   Downloaded sharded-slab v0.1.7
[INFO] [stderr]   Downloaded constant_time_eq v0.3.1
[INFO] [stderr]   Downloaded crypto-common v0.1.6
[INFO] [stderr]   Downloaded opaque-debug v0.3.1
[INFO] [stderr]   Downloaded universal-hash v0.5.1
[INFO] [stderr]   Downloaded paste v1.0.15
[INFO] [stderr]   Downloaded rust-argon2 v1.0.1
[INFO] [stderr]   Downloaded crossterm_winapi v0.9.1
[INFO] [stderr]   Downloaded rand_core v0.6.4
[INFO] [stderr]   Downloaded either v1.13.0
[INFO] [stderr]   Downloaded pin-project-lite v0.2.14
[INFO] [stderr]   Downloaded cc v1.1.15
[INFO] [stderr]   Downloaded strum v0.26.3
[INFO] [stderr]   Downloaded cpufeatures v0.2.13
[INFO] [stderr]   Downloaded powerfmt v0.2.0
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded indenter v0.3.3
[INFO] [stderr]   Downloaded adler v1.0.2
[INFO] [stderr]   Downloaded lazy_static v1.5.0
[INFO] [stderr]   Downloaded generic-array v0.14.7
[INFO] [stderr]   Downloaded filetime v0.2.25
[INFO] [stderr]   Downloaded time-core v0.1.2
[INFO] [stderr]   Downloaded num_threads v0.1.7
[INFO] [stderr]   Downloaded version_check v0.9.5
[INFO] [stderr]   Downloaded castaway v0.2.3
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded bincode v1.3.3
[INFO] [stderr]   Downloaded unicode-truncate v1.1.0
[INFO] [stderr]   Downloaded signal-hook-mio v0.2.4
[INFO] [stderr]   Downloaded static_assertions v1.1.0
[INFO] [stderr]   Downloaded instability v0.3.2
[INFO] [stderr]   Downloaded shlex v1.3.0
[INFO] [stderr]   Downloaded cassowary v0.3.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.24
[INFO] [stderr]   Downloaded blake2b_simd v1.0.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.20
[INFO] [stderr]   Downloaded zerocopy-derive v0.7.35
[INFO] [stderr]   Downloaded cipher v0.4.4
[INFO] [stderr]   Downloaded aes-gcm-siv v0.11.1
[INFO] [stderr]   Downloaded ctr v0.9.2
[INFO] [stderr]   Downloaded lock_api v0.4.12
[INFO] [stderr]   Downloaded arrayvec v0.7.6
[INFO] [stderr]   Downloaded signal-hook-registry v1.4.2
[INFO] [stderr]   Downloaded autocfg v1.3.0
[INFO] [stderr]   Downloaded quote v1.0.37
[INFO] [stderr]   Downloaded redox_syscall v0.5.3
[INFO] [stderr]   Downloaded zeroize v1.8.1
[INFO] [stderr]   Downloaded polyval v0.6.2
[INFO] [stderr]   Downloaded strum_macros v0.26.4
[INFO] [stderr]   Downloaded addr2line v0.21.0
[INFO] [stderr]   Downloaded owo-colors v3.5.0
[INFO] [stderr]   Downloaded eyre v0.6.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.86
[INFO] [stderr]   Downloaded anyhow v1.0.86
[INFO] [stderr]   Downloaded getrandom v0.2.15
[INFO] [stderr]   Downloaded deranged v0.3.11
[INFO] [stderr]   Downloaded once_cell v1.19.0
[INFO] [stderr]   Downloaded signal-hook v0.3.17
[INFO] [stderr]   Downloaded parking_lot_core v0.9.10
[INFO] [stderr]   Downloaded log v0.4.22
[INFO] [stderr]   Downloaded wasi v0.11.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded miniz_oxide v0.7.4
[INFO] [stderr]   Downloaded bitflags v2.6.0
[INFO] [stderr]   Downloaded typenum v1.17.0
[INFO] [stderr]   Downloaded rustversion v1.0.17
[INFO] [stderr]   Downloaded ahash v0.8.11
[INFO] [stderr]   Downloaded ryu v1.0.18
[INFO] [stderr]   Downloaded tracing v0.1.40
[INFO] [stderr]   Downloaded parking_lot v0.12.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.12
[INFO] [stderr]   Downloaded allocator-api2 v0.2.18
[INFO] [stderr]   Downloaded smallvec v1.13.2
[INFO] [stderr]   Downloaded backtrace v0.3.71
[INFO] [stderr]   Downloaded serde_derive v1.0.209
[INFO] [stderr]   Downloaded memchr v2.7.4
[INFO] [stderr]   Downloaded compact_str v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.209
[INFO] [stderr]   Downloaded mio v1.0.2
[INFO] [stderr]   Downloaded base64 v0.21.7
[INFO] [stderr]   Downloaded color-spantrace v0.2.1
[INFO] [stderr]   Downloaded crossterm v0.28.1
[INFO] [stderr]   Downloaded unicode-segmentation v1.11.0
[INFO] [stderr]   Downloaded aes v0.8.4
[INFO] [stderr]   Downloaded time v0.3.36
[INFO] [stderr]   Downloaded itertools v0.13.0
[INFO] [stderr]   Downloaded hashbrown v0.14.5
[INFO] [stderr]   Downloaded zerocopy v0.7.35
[INFO] [stderr]   Downloaded gimli v0.28.1
[INFO] [stderr]   Downloaded object v0.32.2
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.18
[INFO] [stderr]   Downloaded syn v2.0.76
[INFO] [stderr]   Downloaded color-eyre v0.6.3
[INFO] [stderr]   Downloaded rustix v0.38.35
[INFO] [stderr]   Downloaded unicode-width v0.1.13
[INFO] [stderr]   Downloaded windows_i686_gnullvm v0.52.6
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.6
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.6
[INFO] [stderr]   Downloaded ratatui v0.28.1
[INFO] [stderr]   Downloaded libc v0.2.158
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.6
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.6
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.6
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.6
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.6
[INFO] [stderr]   Downloaded winapi v0.3.9
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.14
[INFO] [stderr]   Downloaded windows-sys v0.59.0
[INFO] [stderr]   Downloaded windows-sys v0.52.0
[INFO] [stderr]   Downloaded winapi-i686-pc-windows-gnu v0.4.0
[INFO] [stderr]   Downloaded winapi-x86_64-pc-windows-gnu v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08
[INFO] running `Command { std: "docker" "start" "9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.76
[INFO] [stderr]    Compiling cc v1.1.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking cpufeatures v0.2.13
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking constant_time_eq v0.3.1
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking arrayref v0.3.8
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking xattr v1.3.1
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking blake2b_simd v1.0.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking compact_str v0.8.0
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking rust-argon2 v1.0.1
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking aes-gcm-siv v0.11.1
[INFO] [stderr]     Checking tar v0.4.41
[INFO] [stderr]     Checking lru v0.12.4
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling instability v0.3.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking ratatui v0.28.1
[INFO] [stderr]     Checking simple_crypt v0.2.3
[INFO] [stderr]     Checking hackchat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `follow_chat` is never read
[INFO] [stdout]   --> src/app.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub follow_chat: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Leave` is never constructed
[INFO] [stdout]   --> src/network.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Op {
[INFO] [stdout]    |          -- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     Leave(OpCode, String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `follow_chat` is never read
[INFO] [stdout]   --> src/app.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct App {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub follow_chat: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Leave` is never constructed
[INFO] [stdout]   --> src/network.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum Op {
[INFO] [stdout]    |          -- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     Leave(OpCode, String),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/network.rs:217:17
[INFO] [stdout]     |
[INFO] [stdout] 217 |                 socket.send(&to_send);
[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] 217 |                 let _ = socket.send(&to_send);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/network.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 socket.send(&to_send);
[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] 231 |                 let _ = socket.send(&to_send);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/network.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 socket.send(&to_send);
[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] 247 |                 let _ = socket.send(&to_send);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/network.rs:217:17
[INFO] [stdout]     |
[INFO] [stdout] 217 |                 socket.send(&to_send);
[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] 217 |                 let _ = socket.send(&to_send);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/network.rs:231:17
[INFO] [stdout]     |
[INFO] [stdout] 231 |                 socket.send(&to_send);
[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] 231 |                 let _ = socket.send(&to_send);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/network.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 socket.send(&to_send);
[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] 247 |                 let _ = socket.send(&to_send);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.69s
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08", kill_on_drop: false }`
[INFO] [stdout] 9a49b28afa35b8b7f7db878719155e5a59cf4576072f35168412b7ba39a63d08