[INFO] fetching crate settings_manager 0.0.2...
[INFO] testing settings_manager-0.0.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate settings_manager 0.0.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate settings_manager 0.0.2
[INFO] finished tweaking crates.io crate settings_manager 0.0.2
[INFO] tweaked toml for crates.io crate settings_manager 0.0.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate settings_manager 0.0.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding directories v4.0.1 (available: v6.0.0)
[INFO] [stderr]       Adding fake v2.10.0 (available: v4.4.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf5f935e9099ec9171676c917e5cae814323492e614df03461752f2fecaef355
[INFO] running `Command { std: "docker" "start" "-a" "cf5f935e9099ec9171676c917e5cae814323492e614df03461752f2fecaef355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf5f935e9099ec9171676c917e5cae814323492e614df03461752f2fecaef355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5f935e9099ec9171676c917e5cae814323492e614df03461752f2fecaef355", kill_on_drop: false }`
[INFO] [stdout] cf5f935e9099ec9171676c917e5cae814323492e614df03461752f2fecaef355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9d86412b53e153c88c9eed07f7c8e7456221c2edbd48085dfcf32d4fdf8992c
[INFO] running `Command { std: "docker" "start" "-a" "a9d86412b53e153c88c9eed07f7c8e7456221c2edbd48085dfcf32d4fdf8992c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling directories v4.0.1
[INFO] [stderr]    Compiling cluFlock v1.2.7
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling settings_manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/list_setting.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn iter(&mut self) -> Iter<Self::Item> {
[INFO] [stdout]    |             ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn iter(&mut self) -> Iter<'_, Self::Item> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.25s
[INFO] running `Command { std: "docker" "inspect" "a9d86412b53e153c88c9eed07f7c8e7456221c2edbd48085dfcf32d4fdf8992c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d86412b53e153c88c9eed07f7c8e7456221c2edbd48085dfcf32d4fdf8992c", kill_on_drop: false }`
[INFO] [stdout] a9d86412b53e153c88c9eed07f7c8e7456221c2edbd48085dfcf32d4fdf8992c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 000f72aedf8685e82fa74de007a6a9e632bae5f0f545c65bfa1b0a5ee566393c
[INFO] running `Command { std: "docker" "start" "-a" "000f72aedf8685e82fa74de007a6a9e632bae5f0f545c65bfa1b0a5ee566393c", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/list_setting.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn iter(&mut self) -> Iter<Self::Item> {
[INFO] [stdout]    |             ^^^^^^^^^     ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn iter(&mut self) -> Iter<'_, Self::Item> {
[INFO] [stdout]    |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling deunicode v1.6.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling fake v2.10.0
[INFO] [stderr]    Compiling settings_manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `dev_utils`
[INFO] [stdout]  --> src/./local_settings_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use dev_utils::temp_dir::TempDir;
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `dev_utils`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `dev_utils`, use `cargo add dev_utils` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `settings_manager` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "000f72aedf8685e82fa74de007a6a9e632bae5f0f545c65bfa1b0a5ee566393c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000f72aedf8685e82fa74de007a6a9e632bae5f0f545c65bfa1b0a5ee566393c", kill_on_drop: false }`
[INFO] [stdout] 000f72aedf8685e82fa74de007a6a9e632bae5f0f545c65bfa1b0a5ee566393c