[INFO] cloning repository https://github.com/wojtek-kaniak/algo-lab-graphs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wojtek-kaniak/algo-lab-graphs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwojtek-kaniak%2Falgo-lab-graphs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwojtek-kaniak%2Falgo-lab-graphs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea6be91aca3e5fdf8f5676eaf1ca29ddac243046
[INFO] checking wojtek-kaniak/algo-lab-graphs against try#de39175d9e0f63ff8967b81f9639ba28d11ae6ef for pr-135331
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwojtek-kaniak%2Falgo-lab-graphs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wojtek-kaniak/algo-lab-graphs on toolchain de39175d9e0f63ff8967b81f9639ba28d11ae6ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wojtek-kaniak/algo-lab-graphs
[INFO] finished tweaking git repo https://github.com/wojtek-kaniak/algo-lab-graphs
[INFO] tweaked toml for git repo https://github.com/wojtek-kaniak/algo-lab-graphs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/wojtek-kaniak/algo-lab-graphs 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" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nth-cons-list v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad2dc001d133b570014d8246cedd069a00639576eb2ce252372793fdcdd28368
[INFO] running `Command { std: "docker" "start" "-a" "ad2dc001d133b570014d8246cedd069a00639576eb2ce252372793fdcdd28368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad2dc001d133b570014d8246cedd069a00639576eb2ce252372793fdcdd28368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad2dc001d133b570014d8246cedd069a00639576eb2ce252372793fdcdd28368", kill_on_drop: false }`
[INFO] [stdout] ad2dc001d133b570014d8246cedd069a00639576eb2ce252372793fdcdd28368
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+de39175d9e0f63ff8967b81f9639ba28d11ae6ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a5819ee6172ffb93409f496f8841395d9bc9437ec06e6e4acd158c77f923dd
[INFO] running `Command { std: "docker" "start" "-a" "71a5819ee6172ffb93409f496f8841395d9bc9437ec06e6e4acd158c77f923dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]     Checking nth-cons-list v0.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.61
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking graphs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vertex_count`
[INFO] [stdout]    --> src/algorithms.rs:108:60
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn eulerian_circuit(mut graph: AnyGraph, start: usize, vertex_count: usize) -> Option<Vec<usize>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vertex_count`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vertex_count`
[INFO] [stdout]    --> src/algorithms.rs:108:60
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn eulerian_circuit(mut graph: AnyGraph, start: usize, vertex_count: usize) -> Option<Vec<usize>> {
[INFO] [stdout]     |                                                            ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vertex_count`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.72s
[INFO] running `Command { std: "docker" "inspect" "71a5819ee6172ffb93409f496f8841395d9bc9437ec06e6e4acd158c77f923dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a5819ee6172ffb93409f496f8841395d9bc9437ec06e6e4acd158c77f923dd", kill_on_drop: false }`
[INFO] [stdout] 71a5819ee6172ffb93409f496f8841395d9bc9437ec06e6e4acd158c77f923dd