[INFO] fetching crate trees-rs 0.1.1...
[INFO] testing trees-rs-0.1.1 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate trees-rs 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate trees-rs 0.1.1
[INFO] finished tweaking crates.io crate trees-rs 0.1.1
[INFO] tweaked toml for crates.io crate trees-rs 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate trees-rs 0.1.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate trees-rs 0.1.1 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bumpalo v3.15.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.79
[INFO] [stderr]   Downloaded cc v1.0.90
[INFO] [stderr]   Downloaded chrono v0.4.37
[INFO] [stderr]   Downloaded syn v2.0.58
[INFO] [stderr]   Downloaded rustix v0.38.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3
[INFO] running `Command { std: "docker" "start" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3", 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" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling anstyle v1.0.6
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling strsim v0.11.0
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling chrono v0.4.37
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling trees-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `deep`
[INFO] [stdout]   --> src/report/depth.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn dummy(&mut self, deep: usize) {}
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_deep`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 187 | impl AtimeColor {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn closed_color(&self) -> 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: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:227:12
[INFO] [stdout]     |
[INFO] [stdout] 214 | impl BtimeColor {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn closed_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:254:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | impl MtimeColor {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 254 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |     pub fn closed_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl PmsColor {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 285 |     pub fn closed_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Depth` is never constructed
[INFO] [stdout]  --> src/report/depth.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Depth {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `compare_with` and `dummy` are never used
[INFO] [stdout]   --> src/report/depth.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Depth {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 13 |     pub fn compare_with(&mut self, deep: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn dummy(&mut self, deep: usize) {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SizeInfo` is never constructed
[INFO] [stdout]  --> src/report/size.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct SizeInfo {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WidestDirectory` is never constructed
[INFO] [stdout]  --> src/report/widest.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WidestDirectory {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/tree/node.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 49 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] 50 |         iter: &mut impl Iterator<Item = (usize, &'a i32)>,
[INFO] [stdout] 51 |     ) -> Option<(usize, &i32)> {
[INFO] [stdout]    |                         ^^^^ the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> Option<(usize, &'a i32)> {
[INFO] [stdout]    |                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.71s
[INFO] running `Command { std: "docker" "inspect" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling trees-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `deep`
[INFO] [stdout]   --> src/report/depth.rs:20:29
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn dummy(&mut self, deep: usize) {}
[INFO] [stdout]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_deep`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 187 | impl AtimeColor {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 200 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn closed_color(&self) -> 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: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:227:12
[INFO] [stdout]     |
[INFO] [stdout] 214 | impl BtimeColor {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 227 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 231 |     pub fn closed_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:254:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | impl MtimeColor {
[INFO] [stdout]     | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 254 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |     pub fn closed_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `open_color` and `closed_color` are never used
[INFO] [stdout]    --> src/config/color.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 268 | impl PmsColor {
[INFO] [stdout]     | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn open_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 285 |     pub fn closed_color(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Depth` is never constructed
[INFO] [stdout]  --> src/report/depth.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Depth {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `compare_with` and `dummy` are never used
[INFO] [stdout]   --> src/report/depth.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Depth {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 13 |     pub fn compare_with(&mut self, deep: usize) {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn dummy(&mut self, deep: usize) {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SizeInfo` is never constructed
[INFO] [stdout]  --> src/report/size.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct SizeInfo {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WidestDirectory` is never constructed
[INFO] [stdout]  --> src/report/widest.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct WidestDirectory {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/tree/node.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 49 |         &'a self,
[INFO] [stdout]    |          -- the lifetime is named here
[INFO] [stdout] 50 |         iter: &mut impl Iterator<Item = (usize, &'a i32)>,
[INFO] [stdout] 51 |     ) -> Option<(usize, &i32)> {
[INFO] [stdout]    |                         ^^^^ the same 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 51 |     ) -> Option<(usize, &'a i32)> {
[INFO] [stdout]    |                          ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3", 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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `deep`
[INFO] [stderr]   --> src/report/depth.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn dummy(&mut self, deep: usize) {}
[INFO] [stderr]    |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_deep`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `open_color` and `closed_color` are never used
[INFO] [stderr]    --> src/config/color.rs:200:12
[INFO] [stderr]     |
[INFO] [stderr] 187 | impl AtimeColor {
[INFO] [stderr]     | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 200 |     pub fn open_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 204 |     pub fn closed_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `open_color` and `closed_color` are never used
[INFO] [stderr]    --> src/config/color.rs:227:12
[INFO] [stderr]     |
[INFO] [stderr] 214 | impl BtimeColor {
[INFO] [stderr]     | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 227 |     pub fn open_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 231 |     pub fn closed_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `open_color` and `closed_color` are never used
[INFO] [stderr]    --> src/config/color.rs:254:12
[INFO] [stderr]     |
[INFO] [stderr] 241 | impl MtimeColor {
[INFO] [stderr]     | --------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 254 |     pub fn open_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 258 |     pub fn closed_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `open_color` and `closed_color` are never used
[INFO] [stderr]    --> src/config/color.rs:281:12
[INFO] [stderr]     |
[INFO] [stderr] 268 | impl PmsColor {
[INFO] [stderr]     | ------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 281 |     pub fn open_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 285 |     pub fn closed_color(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Depth` is never constructed
[INFO] [stderr]  --> src/report/depth.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Depth {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `compare_with` and `dummy` are never used
[INFO] [stderr]   --> src/report/depth.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl Depth {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] 13 |     pub fn compare_with(&mut self, deep: usize) {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn dummy(&mut self, deep: usize) {}
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `SizeInfo` is never constructed
[INFO] [stderr]  --> src/report/size.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct SizeInfo {
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `WidestDirectory` is never constructed
[INFO] [stderr]  --> src/report/widest.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct WidestDirectory {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/tree/node.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 49 |         &'a self,
[INFO] [stderr]    |          -- the lifetime is named here
[INFO] [stderr] 50 |         iter: &mut impl Iterator<Item = (usize, &'a i32)>,
[INFO] [stderr] 51 |     ) -> Option<(usize, &i32)> {
[INFO] [stderr]    |                         ^^^^ the same lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 51 |     ) -> Option<(usize, &'a i32)> {
[INFO] [stderr]    |                          ++
[INFO] [stderr] 
[INFO] [stderr] warning: `trees-rs` (bin "trees-rs" test) generated 10 warnings (run `cargo fix --bin "trees-rs" -p trees-rs --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/trees_rs-9f0457a302a7c29a)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test error::simple::tests::test_usimple_error_message ... ok
[INFO] [stdout] test tree::level::tests::test_minus_one ... ok
[INFO] [stdout] test tree::node::tests::test_add_entry_marker ... ok
[INFO] [stdout] test tree::level::tests::test_plus_one ... ok
[INFO] [stdout] test tree::node::tests::test_get_next_item_and_check_iterator_movement ... ok
[INFO] [stdout] test tree::node::tests::test_iterate_node_for_loop ... ok
[INFO] [stdout] test tree::node::tests::test_next_iter ... ok
[INFO] [stdout] test cli::app::tests::test_tree_args ... ok
[INFO] [stdout] test tree::node::tests::test_push_and_pop ... ok
[INFO] [stdout] test cli::arg::tests::test_assert_single_path ... ok
[INFO] [stdout] test error::simple::tests::test_usimple_error_code ... ok
[INFO] [stdout] test tree::node::tests::test_node_new ... ok
[INFO] [stdout] test render::buffer::test::test_write_message ... ok
[INFO] [stdout] test cli::arg::tests::test_new ... ok
[INFO] [stdout] test tree::node::tests::test_iterate_node ... ok
[INFO] [stdout] test error::simple::tests::test_find_resource_error ... ok
[INFO] [stdout] test tree::node::tests::test_get_next_item ... ok
[INFO] [stdout] test cli::arg::tests::test_extract_paths ... ok
[INFO] [stdout] Hello, world!test tree::level::tests::test_lvl_not_exceed_cap ... ok
[INFO] [stdout] test cli::app::tests::test_tree_args_level ... ok
[INFO] [stdout] test render::buffer::test::test_buffer_with_stdout ... ok
[INFO] [stdout] test config::inspect::tests::test_relative_path ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3", kill_on_drop: false }`
[INFO] [stdout] 30c24f02fec9a52820315c0a4a3deaa013723b44b9a6786f79c3b2162bd405d3
