[INFO] cloning repository https://github.com/adedomin/r8ball
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adedomin/r8ball" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadedomin%2Fr8ball", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadedomin%2Fr8ball'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a7b6349dc6d8aa9e795827f05b2fe72096a8707
[INFO] checking adedomin/r8ball against master#ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd for pr-103914
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadedomin%2Fr8ball" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adedomin/r8ball on toolchain ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adedomin/r8ball
[INFO] finished tweaking git repo https://github.com/adedomin/r8ball
[INFO] tweaked toml for git repo https://github.com/adedomin/r8ball written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/adedomin/r8ball already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio-signals v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9550625e5e258f5ca40b015f08f3c9211e1226d2dfd1c94db3b1025ffece9838
[INFO] running `Command { std: "docker" "start" "-a" "9550625e5e258f5ca40b015f08f3c9211e1226d2dfd1c94db3b1025ffece9838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9550625e5e258f5ca40b015f08f3c9211e1226d2dfd1c94db3b1025ffece9838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9550625e5e258f5ca40b015f08f3c9211e1226d2dfd1c94db3b1025ffece9838", kill_on_drop: false }`
[INFO] [stdout] 9550625e5e258f5ca40b015f08f3c9211e1226d2dfd1c94db3b1025ffece9838
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:83125433e4fff17b1ac56874832f668d9df75ee638575aca552b68e127bedee9" "/opt/rustwide/cargo-home/bin/cargo" "+ce1a7e41f96be27103b6e3ba09dcefbf5bd320bd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fc3a6bbfbf268258b16eebd0552c9458802f345674b2e1ecc85ae9101b8a966
[INFO] running `Command { std: "docker" "start" "-a" "2fc3a6bbfbf268258b16eebd0552c9458802f345674b2e1ecc85ae9101b8a966", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking mio-signals v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking r8ball v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `hashmap`
[INFO] [stdout]   --> src/irc/client/helpers.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! hashmap {
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `hashmap`
[INFO] [stdout]   --> src/irc/client/helpers.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! hashmap {
[INFO] [stdout]    |              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `server_password` and `sasl_password` are never read
[INFO] [stdout]   --> src/config/config_file.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct General {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     server_password: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 46 |     #[serde(default)]
[INFO] [stdout] 47 |     sasl_password: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `General` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PreAuth` is never constructed
[INFO] [stdout]   --> src/irc/client/mod.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | enum IrcState {
[INFO] [stdout]    |      -------- variant in this enum
[INFO] [stdout] 58 |     Unknown,
[INFO] [stdout] 59 |     PreAuth,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Ascii` and `Unicode` are never constructed
[INFO] [stdout]   --> src/irc/client/mod.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub enum CaseMapping {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 66 |     Ascii,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 67 |     Rfc1459,
[INFO] [stdout] 68 |     Unicode, // ???
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `chantypes` and `mode_prefix` are never read
[INFO] [stdout]   --> src/irc/client/mod.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct State {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 92 |     chantypes: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 93 |     // e.g. +v maps to +, o maps to @, etc.
[INFO] [stdout] 94 |     mode_prefix: Vec<(u8, u8)>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ModeType` is never used
[INFO] [stdout]    --> src/irc/client/mod.rs:131:6
[INFO] [stdout]     |
[INFO] [stdout] 131 | enum ModeType {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_channels` is never used
[INFO] [stdout]   --> src/irc/client/helpers.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn part_channels(channels: &Vec<String>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/irc/plugin.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn new(command: String, args: Vec<String>) -> io::Result<Self> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_buf` is never used
[INFO] [stdout]   --> src/irc/plugin.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_buf(&self) -> &[u8] {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `server_password` and `sasl_password` are never read
[INFO] [stdout]   --> src/config/config_file.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct General {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     server_password: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 46 |     #[serde(default)]
[INFO] [stdout] 47 |     sasl_password: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `General` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PreAuth` is never constructed
[INFO] [stdout]   --> src/irc/client/mod.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | enum IrcState {
[INFO] [stdout]    |      -------- variant in this enum
[INFO] [stdout] 58 |     Unknown,
[INFO] [stdout] 59 |     PreAuth,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Unicode` is never constructed
[INFO] [stdout]   --> src/irc/client/mod.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub enum CaseMapping {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 68 |     Unicode, // ???
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `chantypes` and `mode_prefix` are never read
[INFO] [stdout]   --> src/irc/client/mod.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct State {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 92 |     chantypes: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 93 |     // e.g. +v maps to +, o maps to @, etc.
[INFO] [stdout] 94 |     mode_prefix: Vec<(u8, u8)>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ModeType` is never used
[INFO] [stdout]    --> src/irc/client/mod.rs:131:6
[INFO] [stdout]     |
[INFO] [stdout] 131 | enum ModeType {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_channels` is never used
[INFO] [stdout]   --> src/irc/client/helpers.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn part_channels(channels: &Vec<String>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `get_buf` is never used
[INFO] [stdout]   --> src/irc/plugin.rs:82:12
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn get_buf(&self) -> &[u8] {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.38s
[INFO] running `Command { std: "docker" "inspect" "2fc3a6bbfbf268258b16eebd0552c9458802f345674b2e1ecc85ae9101b8a966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc3a6bbfbf268258b16eebd0552c9458802f345674b2e1ecc85ae9101b8a966", kill_on_drop: false }`
[INFO] [stdout] 2fc3a6bbfbf268258b16eebd0552c9458802f345674b2e1ecc85ae9101b8a966