[INFO] cloning repository https://github.com/jgage930/maelstrom-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgage930/maelstrom-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgage930%2Fmaelstrom-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgage930%2Fmaelstrom-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b3e7c7a216fe1f538976b24e91b76b0fb46ec75
[INFO] checking jgage930/maelstrom-rs against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgage930%2Fmaelstrom-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jgage930/maelstrom-rs
[INFO] finished tweaking git repo https://github.com/jgage930/maelstrom-rs
[INFO] tweaked toml for git repo https://github.com/jgage930/maelstrom-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jgage930/maelstrom-rs on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jgage930/maelstrom-rs 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29282d7e79b77fcb72738619d721b88cb0e80a344ae75e1c3ce7098c42b3d67a
[INFO] running `Command { std: "docker" "start" "-a" "29282d7e79b77fcb72738619d721b88cb0e80a344ae75e1c3ce7098c42b3d67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29282d7e79b77fcb72738619d721b88cb0e80a344ae75e1c3ce7098c42b3d67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29282d7e79b77fcb72738619d721b88cb0e80a344ae75e1c3ce7098c42b3d67a", kill_on_drop: false }`
[INFO] [stdout] 29282d7e79b77fcb72738619d721b88cb0e80a344ae75e1c3ce7098c42b3d67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30d5f483923aa74f34b2bb14e90100be4e7b0a5b66e723a2bc476ccfe861145e
[INFO] running `Command { std: "docker" "start" "-a" "30d5f483923aa74f34b2bb14e90100be4e7b0a5b66e723a2bc476ccfe861145e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.201
[INFO] [stderr]     Checking maelstrom-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `init::InitPayload`
[INFO] [stdout]  --> src/node/echo.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{init::InitPayload, traits::Node};
[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: `init::InitPayload`
[INFO] [stdout]  --> src/node/generate.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{init::InitPayload, traits::Node};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `init::InitPayload`
[INFO] [stdout]  --> src/node/echo.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{init::InitPayload, traits::Node};
[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: `init::InitPayload`
[INFO] [stdout]  --> src/node/generate.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::{init::InitPayload, traits::Node};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `topology`
[INFO] [stdout]   --> src/node/broadcast.rs:44:42
[INFO] [stdout]    |
[INFO] [stdout] 44 |             BroadcastPayload::Topology { topology } => BroadcastPayload::TopologyOk,
[INFO] [stdout]    |                                          ^^^^^^^^ help: try ignoring the field: `topology: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `topology`
[INFO] [stdout]   --> src/node/broadcast.rs:44:42
[INFO] [stdout]    |
[INFO] [stdout] 44 |             BroadcastPayload::Topology { topology } => BroadcastPayload::TopologyOk,
[INFO] [stdout]    |                                          ^^^^^^^^ help: try ignoring the field: `topology: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]   --> src/node/echo.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn from_init(init: super::init::InitPayload) -> Result<Self> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]   --> src/node/echo.rs:49:18
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn from_init(init: super::init::InitPayload) -> Result<Self> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]   --> src/node/generate.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn from_init(init: super::init::InitPayload) -> Result<Self> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `init`
[INFO] [stdout]   --> src/node/generate.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn from_init(init: super::init::InitPayload) -> Result<Self> {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `node_ids`, and `neighbors` are never read
[INFO] [stdout]   --> src/node/broadcast.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct BroadcastNode {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  8 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout]  9 |     /// A vec of ids of all nodes in cluster,
[INFO] [stdout] 10 |     node_ids: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     /// The neighbors that this node can gossip to, comes from topology
[INFO] [stdout] 12 |     neighbors: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `node_ids`, and `neighbors` are never read
[INFO] [stdout]   --> src/node/broadcast.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct BroadcastNode {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  8 |     id: String,
[INFO] [stdout]    |     ^^
[INFO] [stdout]  9 |     /// A vec of ids of all nodes in cluster,
[INFO] [stdout] 10 |     node_ids: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     /// The neighbors that this node can gossip to, comes from topology
[INFO] [stdout] 12 |     neighbors: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BroadcastMessage` and `BroadcastNode`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 | use maelstrom_rs::node::broadcast::{BroadcastMessage, BroadcastNode};
[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: `maelstrom_rs::node::traits::Node`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use maelstrom_rs::node::traits::Node;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/bin/multi_node_broadcast.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{Context, Result};
[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: `maelstrom_rs::read_stdin`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use maelstrom_rs::read_stdin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> src/bin/multi_node_broadcast.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{Context, Result};
[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 imports: `BroadcastMessage` and `BroadcastNode`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:2:37
[INFO] [stdout]   |
[INFO] [stdout] 2 | use maelstrom_rs::node::broadcast::{BroadcastMessage, BroadcastNode};
[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: `maelstrom_rs::node::traits::Node`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use maelstrom_rs::node::traits::Node;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `maelstrom_rs::read_stdin`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use maelstrom_rs::read_stdin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/bin/broadcast_server.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.20s
[INFO] running `Command { std: "docker" "inspect" "30d5f483923aa74f34b2bb14e90100be4e7b0a5b66e723a2bc476ccfe861145e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30d5f483923aa74f34b2bb14e90100be4e7b0a5b66e723a2bc476ccfe861145e", kill_on_drop: false }`
[INFO] [stdout] 30d5f483923aa74f34b2bb14e90100be4e7b0a5b66e723a2bc476ccfe861145e