[INFO] cloning repository https://github.com/msarchioto/clos-dragonfly-simulation-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/msarchioto/clos-dragonfly-simulation-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsarchioto%2Fclos-dragonfly-simulation-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsarchioto%2Fclos-dragonfly-simulation-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48b8d91fd8fc39cf8684aed1212e7985a2d1dc96
[INFO] checking msarchioto/clos-dragonfly-simulation-rust against 4d7c0cd298ace72490220301fa543d63a154f8ce for pr-164789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmsarchioto%2Fclos-dragonfly-simulation-rust" "/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/msarchioto/clos-dragonfly-simulation-rust
[INFO] finished tweaking git repo https://github.com/msarchioto/clos-dragonfly-simulation-rust
[INFO] tweaked toml for git repo https://github.com/msarchioto/clos-dragonfly-simulation-rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/msarchioto/clos-dragonfly-simulation-rust on toolchain 4d7c0cd298ace72490220301fa543d63a154f8ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/msarchioto/clos-dragonfly-simulation-rust 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" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1
[INFO] running `Command { std: "docker" "start" "e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1", 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" "e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1", 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" "e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1" "/opt/rustwide/cargo-home/bin/cargo" "+4d7c0cd298ace72490220301fa543d63a154f8ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking clos-dragonfly-simulation-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `links`
[INFO] [stdout]  --> src/viz.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn visualize_clos(links: &[[u32; 3]], output: &Path, title: &str) -> Result<(), String> {
[INFO] [stdout]   |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]  --> src/viz.rs:8:58
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn visualize_clos(links: &[[u32; 3]], output: &Path, title: &str) -> Result<(), String> {
[INFO] [stdout]   |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `links`
[INFO] [stdout]   --> src/viz.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     links: &[[u32; 3]],
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_links`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]   --> src/viz.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     title: &str,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_hosts`
[INFO] [stdout]   --> src/viz.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     num_hosts: u32,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_hosts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/viz.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     a: u32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/viz.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     g: u32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `links`
[INFO] [stdout]  --> src/viz.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn visualize_clos(links: &[[u32; 3]], output: &Path, title: &str) -> Result<(), String> {
[INFO] [stdout]   |                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_links`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]  --> src/viz.rs:8:58
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn visualize_clos(links: &[[u32; 3]], output: &Path, title: &str) -> Result<(), String> {
[INFO] [stdout]   |                                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `links`
[INFO] [stdout]   --> src/viz.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     links: &[[u32; 3]],
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_links`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `title`
[INFO] [stdout]   --> src/viz.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     title: &str,
[INFO] [stdout]    |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_title`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_hosts`
[INFO] [stdout]   --> src/viz.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     num_hosts: u32,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_hosts`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/viz.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     a: u32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/viz.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     g: u32,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.26s
[INFO] running `Command { std: "docker" "inspect" "e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1", kill_on_drop: false }`
[INFO] [stdout] e4fe270446b3903d7fda863161e7e9d919aefcf7fd9db1ae263d23475b430bc1
