[INFO] cloning repository https://github.com/elci-group/marty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elci-group/marty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felci-group%2Fmarty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felci-group%2Fmarty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c370bdd1d3cb85e135874a939f57ac1fc0946713
[INFO] testing elci-group/marty against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felci-group%2Fmarty" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elci-group/marty
[INFO] finished tweaking git repo https://github.com/elci-group/marty
[INFO] tweaked toml for git repo https://github.com/elci-group/marty written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elci-group/marty on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elci-group/marty 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89ea7b7d86af9177654a2f1d1b972738b7629e84b8d4ec6a8164963e8795bfe2
[INFO] running `Command { std: "docker" "start" "-a" "89ea7b7d86af9177654a2f1d1b972738b7629e84b8d4ec6a8164963e8795bfe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89ea7b7d86af9177654a2f1d1b972738b7629e84b8d4ec6a8164963e8795bfe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ea7b7d86af9177654a2f1d1b972738b7629e84b8d4ec6a8164963e8795bfe2", kill_on_drop: false }`
[INFO] [stdout] 89ea7b7d86af9177654a2f1d1b972738b7629e84b8d4ec6a8164963e8795bfe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c67ed6d51c54db80fc7e4aed65cd414d0c93539bccb491e59e47c63fab55b3ff
[INFO] running `Command { std: "docker" "start" "-a" "c67ed6d51c54db80fc7e4aed65cd414d0c93539bccb491e59e47c63fab55b3ff", kill_on_drop: false }`
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[INFO] [stderr]    Compiling marty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
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[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.1
[INFO] [stderr]    Compiling config v0.13.4
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling tungstenite v0.21.0
[INFO] [stderr]    Compiling tokio-util v0.7.17
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[INFO] [stdout] warning: function `run_server` is never used
[INFO] [stdout]   --> src/http.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn run_server(hotspots: Arc<Mutex<Hotspots>>, beliefs: Arc<Mutex<Beliefs>>, trace: Arc<Mutex<Trace>>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `with_metadata` are never used
[INFO] [stdout]   --> src/model.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Node {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(id: impl Into<String>, label: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn with_metadata(mut self, key: impl Into<String>, value: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecayScheduler` is never constructed
[INFO] [stdout]  --> src/scheduler.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DecayScheduler {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `start` are never used
[INFO] [stdout]   --> src/scheduler.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl DecayScheduler {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn new(tick_interval: Duration) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn start<F>(self, mut tick_fn: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `timestamp_now` is never used
[INFO] [stdout]   --> src/signals.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Signal {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 13 |     pub fn timestamp_now() -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Config` and `Http` are never constructed
[INFO] [stdout]   --> src/error.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub enum MartyError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Config(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Http(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MartyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `server_port` is never read
[INFO] [stdout]  --> src/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Settings {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     pub server_port: u16,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gather_metrics` is never used
[INFO] [stdout]   --> src/metrics.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn gather_metrics() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused implementer of `Future` that must be used
[INFO] [stdout]   --> src/http.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     warp::serve(routes).run(([127,0,0,1], 7777));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "c67ed6d51c54db80fc7e4aed65cd414d0c93539bccb491e59e47c63fab55b3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67ed6d51c54db80fc7e4aed65cd414d0c93539bccb491e59e47c63fab55b3ff", kill_on_drop: false }`
[INFO] [stdout] c67ed6d51c54db80fc7e4aed65cd414d0c93539bccb491e59e47c63fab55b3ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 942c8f72b9483a3f5570507260f3ee68256d50479dce54ca88356b55be61dc88
[INFO] running `Command { std: "docker" "start" "-a" "942c8f72b9483a3f5570507260f3ee68256d50479dce54ca88356b55be61dc88", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling emoji v0.2.1
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling predicates v2.1.5
[INFO] [stderr]    Compiling marty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stdout]  --> tests/cli.rs:7:28
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stdout]   --> tests/cli.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stdout]   --> tests/cli.rs:25:28
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stdout]   --> tests/cli.rs:34:28
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stdout]    |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_server` is never used
[INFO] [stdout]   --> src/http.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn run_server(hotspots: Arc<Mutex<Hotspots>>, beliefs: Arc<Mutex<Beliefs>>, trace: Arc<Mutex<Trace>>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `with_metadata` are never used
[INFO] [stdout]   --> src/model.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Node {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(id: impl Into<String>, label: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn with_metadata(mut self, key: impl Into<String>, value: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecayScheduler` is never constructed
[INFO] [stdout]  --> src/scheduler.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DecayScheduler {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `start` are never used
[INFO] [stdout]   --> src/scheduler.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl DecayScheduler {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn new(tick_interval: Duration) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn start<F>(self, mut tick_fn: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `timestamp_now` is never used
[INFO] [stdout]   --> src/signals.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Signal {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 13 |     pub fn timestamp_now() -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Config` and `Http` are never constructed
[INFO] [stdout]   --> src/error.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub enum MartyError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Config(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Http(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MartyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `server_port` is never read
[INFO] [stdout]  --> src/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Settings {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     pub server_port: u16,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gather_metrics` is never used
[INFO] [stdout]   --> src/metrics.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn gather_metrics() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused implementer of `Future` that must be used
[INFO] [stdout]   --> src/http.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     warp::serve(routes).run(([127,0,0,1], 7777));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_server` is never used
[INFO] [stdout]   --> src/http.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn run_server(hotspots: Arc<Mutex<Hotspots>>, beliefs: Arc<Mutex<Beliefs>>, trace: Arc<Mutex<Trace>>) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `with_metadata` are never used
[INFO] [stdout]   --> src/model.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Node {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 12 |     pub fn new(id: impl Into<String>, label: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn with_metadata(mut self, key: impl Into<String>, value: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DecayScheduler` is never constructed
[INFO] [stdout]  --> src/scheduler.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct DecayScheduler {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `start` are never used
[INFO] [stdout]   --> src/scheduler.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl DecayScheduler {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn new(tick_interval: Duration) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     pub fn start<F>(self, mut tick_fn: F)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `timestamp_now` is never used
[INFO] [stdout]   --> src/signals.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Signal {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 13 |     pub fn timestamp_now() -> i64 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Config` and `Http` are never constructed
[INFO] [stdout]   --> src/error.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub enum MartyError {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     Config(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Http(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MartyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `server_port` is never read
[INFO] [stdout]  --> src/config.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Settings {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 8 |     pub server_port: u16,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `gather_metrics` is never used
[INFO] [stdout]   --> src/metrics.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn gather_metrics() -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused implementer of `Future` that must be used
[INFO] [stdout]   --> src/http.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     warp::serve(routes).run(([127,0,0,1], 7777));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `Command { std: "docker" "inspect" "942c8f72b9483a3f5570507260f3ee68256d50479dce54ca88356b55be61dc88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "942c8f72b9483a3f5570507260f3ee68256d50479dce54ca88356b55be61dc88", kill_on_drop: false }`
[INFO] [stdout] 942c8f72b9483a3f5570507260f3ee68256d50479dce54ca88356b55be61dc88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73e01455f481be1d3366ab016c712a05ee9d436322701c59356530fd5aa502bf
[INFO] running `Command { std: "docker" "start" "-a" "73e01455f481be1d3366ab016c712a05ee9d436322701c59356530fd5aa502bf", kill_on_drop: false }`
[INFO] [stderr] warning: function `run_server` is never used
[INFO] [stderr]   --> src/http.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn run_server(hotspots: Arc<Mutex<Hotspots>>, beliefs: Arc<Mutex<Beliefs>>, trace: Arc<Mutex<Trace>>) {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `with_metadata` are never used
[INFO] [stderr]   --> src/model.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl Node {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] 12 |     pub fn new(id: impl Into<String>, label: impl Into<String>) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn with_metadata(mut self, key: impl Into<String>, value: impl Into<String>) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DecayScheduler` is never constructed
[INFO] [stderr]  --> src/scheduler.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct DecayScheduler {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new` and `start` are never used
[INFO] [stderr]   --> src/scheduler.rs:9:12
[INFO] [stderr]    |
[INFO] [stderr]  8 | impl DecayScheduler {
[INFO] [stderr]    | ------------------- associated items in this implementation
[INFO] [stderr]  9 |     pub fn new(tick_interval: Duration) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 13 |     pub fn start<F>(self, mut tick_fn: F)
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `timestamp_now` is never used
[INFO] [stderr]   --> src/signals.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Signal {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] 13 |     pub fn timestamp_now() -> i64 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Config` and `Http` are never constructed
[INFO] [stderr]   --> src/error.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr]  4 | pub enum MartyError {
[INFO] [stderr]    |          ---------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 12 |     Config(String),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     Http(String),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `MartyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `server_port` is never read
[INFO] [stderr]  --> src/config.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct Settings {
[INFO] [stderr]   |            -------- field in this struct
[INFO] [stderr] 8 |     pub server_port: u16,
[INFO] [stderr]   |         ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Settings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: function `gather_metrics` is never used
[INFO] [stderr]   --> src/metrics.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn gather_metrics() -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused implementer of `Future` that must be used
[INFO] [stderr]   --> src/http.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     warp::serve(routes).run(([127,0,0,1], 7777));
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: futures do nothing unless you `.await` or poll them
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stderr]  --> tests/cli.rs:7:28
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stderr]   |                            ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stderr]   --> tests/cli.rs:16:28
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stderr]   --> tests/cli.rs:25:28
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `assert_cmd::cargo::CommandCargoExt::cargo_bin`: incompatible with a custom cargo build-dir, see instead `cargo::cargo_bin!`
[INFO] [stderr]   --> tests/cli.rs:34:28
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let mut cmd = Command::cargo_bin("marty").unwrap();
[INFO] [stderr]    |                            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `marty` (bin "marty") generated 9 warnings
[INFO] [stderr] warning: `marty` (bin "marty" test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: `marty` (test "cli") generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/marty-812a26fbe9e7dae6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test marty::tests::test_traverse_invalid ... ok
[INFO] [stdout] test marty::tests::test_traverse_subdir ... ok
[INFO] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-cb7feb00e00867cd)
[INFO] [stdout] test marty::tests::test_traverse_back ... ok
[INFO] [stdout] test marty::tests::test_traverse_forward ... ok
[INFO] [stdout] test marty::tests::test_traverse_up ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_beliefs_command ... ok
[INFO] [stdout] test test_visit_command ... ok
[INFO] [stdout] test test_trace_command ... ok
[INFO] [stdout] test test_hotspots_command ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "73e01455f481be1d3366ab016c712a05ee9d436322701c59356530fd5aa502bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e01455f481be1d3366ab016c712a05ee9d436322701c59356530fd5aa502bf", kill_on_drop: false }`
[INFO] [stdout] 73e01455f481be1d3366ab016c712a05ee9d436322701c59356530fd5aa502bf
