[INFO] fetching crate rust_net 1.0.0...
[INFO] checking rust_net-1.0.0 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] extracting crate rust_net 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rust_net 1.0.0
[INFO] finished tweaking crates.io crate rust_net 1.0.0
[INFO] tweaked toml for crates.io crate rust_net 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_net 1.0.0 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_net 1.0.0 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rust_net` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc1/source/target/.../rust_net
[INFO] [stderr]    |                                                  ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-net`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "rust_net"
[INFO] [stderr] 34 + name = "rust-net"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-net`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:37:19
[INFO] [stderr]    |
[INFO] [stderr] 37 ~ version = "1.0.0"
[INFO] [stderr] 38 + [[bin]]
[INFO] [stderr] 39 + name = "rust-net"
[INFO] [stderr] 40 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rust_net` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.37
[INFO] [stderr]   Downloaded serde v1.0.137
[INFO] [stderr]   Downloaded thiserror-impl v1.0.31
[INFO] [stderr]   Downloaded memalloc v0.1.0
[INFO] [stderr]   Downloaded pub-sub v2.0.0
[INFO] [stderr]   Downloaded windows_macros v0.18.0
[INFO] [stderr]   Downloaded const-sha1 v0.2.0
[INFO] [stderr]   Downloaded local-ip-address v0.4.4
[INFO] [stderr]   Downloaded thiserror v1.0.31
[INFO] [stderr]   Downloaded pin-project-internal v1.0.10
[INFO] [stderr]   Downloaded ctrlc v3.2.2
[INFO] [stderr]   Downloaded windows v0.18.0
[INFO] [stderr]   Downloaded spin v0.9.3
[INFO] [stderr]   Downloaded pin-project v1.0.10
[INFO] [stderr]   Downloaded flume v0.10.12
[INFO] [stderr]   Downloaded serde_json v1.0.80
[INFO] [stderr]   Downloaded syn v1.0.92
[INFO] [stderr]   Downloaded nix v0.24.1
[INFO] [stderr]   Downloaded libc v0.2.125
[INFO] [stderr]   Downloaded windows_gen v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d
[INFO] running `Command { std: "docker" "start" "bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d", 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" "bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d", 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=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `rust_net` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../rust_net
[INFO] [stderr]    |                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `rust-net`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "rust_net"
[INFO] [stderr] 34 + name = "rust-net"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-net`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:37:19
[INFO] [stderr]    |
[INFO] [stderr] 37 ~ version = "1.0.0"
[INFO] [stderr] 38 + [[bin]]
[INFO] [stderr] 39 + name = "rust-net"
[INFO] [stderr] 40 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rust_net` (manifest) generated 1 warning
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling serde_json v1.0.80
[INFO] [stderr]    Compiling local-ip-address v0.4.4
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking neli v0.5.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking pub-sub v2.0.0
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking flume v0.10.12
[INFO] [stderr]     Checking rust_net v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `clone` and `string`
[INFO] [stdout]  --> src/types.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{clone, string, sync::Mutex};
[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: `Sender`
[INFO] [stdout]  --> src/types.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use flume::{Receiver, Sender};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/types.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `clone` and `string`
[INFO] [stdout]  --> src/types.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{clone, string, sync::Mutex};
[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: `Sender`
[INFO] [stdout]  --> src/types.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use flume::{Receiver, Sender};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Result`
[INFO] [stdout]  --> src/types.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use serde_json::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]    --> src/node.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     source: String,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/node.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 26 |     name: 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 variable: `source`
[INFO] [stdout]    --> src/node.rs:237:5
[INFO] [stdout]     |
[INFO] [stdout] 237 |     source: String,
[INFO] [stdout]     |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/node.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct Node {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] 26 |     name: 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 variable: `msg`
[INFO] [stdout]   --> src/main.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Box::new(|msg| {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/main.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Box::new(|msg| {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `threadpool`
[INFO] [stderr]   --> Cargo.toml:26:15
[INFO] [stderr]    |
[INFO] [stderr] 26 | [dependencies.threadpool]
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `threadpool`
[INFO] [stderr] warning: `rust_net` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.65s
[INFO] running `Command { std: "docker" "inspect" "bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d", kill_on_drop: false }`
[INFO] [stdout] bc9464c48d4eada4385422881c2c5333c02a15a824bbe02716251a97daefb81d
