[INFO] cloning repository https://github.com/clvx/ultimate-rust-foundations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clvx/ultimate-rust-foundations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5bad8e96126feab0785b7d4bc7f8926be91c823
[INFO] checking clvx/ultimate-rust-foundations against ed77b7b8699e342c2dc842c83cb5fe4025252ee8 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclvx%2Fultimate-rust-foundations" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clvx/ultimate-rust-foundations
[INFO] finished tweaking git repo https://github.com/clvx/ultimate-rust-foundations
[INFO] tweaked toml for git repo https://github.com/clvx/ultimate-rust-foundations written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clvx/ultimate-rust-foundations on toolchain ed77b7b8699e342c2dc842c83cb5fe4025252ee8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clvx/ultimate-rust-foundations 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" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `collector_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../collector_server
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `collector-server`, convert `package.name`
[INFO] [stderr]   --> foundations/session5/collector_server/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "collector_server"
[INFO] [stderr]  2 + name = "collector-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `collector-server`, specify `bin.name`
[INFO] [stderr]   --> foundations/session5/collector_server/Cargo.toml:15:56
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ serde = { version = "1.0.217", features = ["derive"] }
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "collector-server"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `collector_server` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `file_adapter` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../file_adapter
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `file-adapter`, convert `package.name`
[INFO] [stderr]   --> bonus/file_adapter/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "file_adapter"
[INFO] [stderr]  2 + name = "file-adapter"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `file-adapter`, specify `bin.name`
[INFO] [stderr]   --> bonus/file_adapter/Cargo.toml:11:55
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ tokio-util = { version = "0.7.8", features = ["io"] }
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "file-adapter"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `file_adapter` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `scoped_threads` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../scoped_threads
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `scoped-threads`, convert `package.name`
[INFO] [stderr]  --> foundations/session2/scoped_threads/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "scoped_threads"
[INFO] [stderr] 2 + name = "scoped-threads"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `scoped-threads`, specify `bin.name`
[INFO] [stderr]  --> foundations/session2/scoped_threads/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "scoped-threads"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `scoped_threads` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `internal_arc_mutex` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../internal_arc_mutex
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `internal-arc-mutex`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/internal_arc_mutex/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "internal_arc_mutex"
[INFO] [stderr] 2 + name = "internal-arc-mutex"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `internal-arc-mutex`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/internal_arc_mutex/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "internal-arc-mutex"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `internal_arc_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `save_bytes` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../save_bytes
[INFO] [stderr]    |                                                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `save-bytes`, convert `package.name`
[INFO] [stderr]   --> foundations/session4/save_bytes/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "save_bytes"
[INFO] [stderr]  2 + name = "save-bytes"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `save-bytes`, specify `bin.name`
[INFO] [stderr]   --> foundations/session4/save_bytes/Cargo.toml:7:58
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ bytemuck = { version = "1.21.0", features = ["derive"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "save-bytes"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `save_bytes` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tokio_select` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../tokio_select
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `tokio-select`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/tokio_select/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tokio_select"
[INFO] [stderr]  2 + name = "tokio-select"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tokio-select`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/tokio_select/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "tokio-select"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tokio_select` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `async_mutex` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../async_mutex
[INFO] [stderr]    |                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `async-mutex`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/async_mutex/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "async_mutex"
[INFO] [stderr]  2 + name = "async-mutex"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `async-mutex`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/async_mutex/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "async-mutex"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `async_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tokio_select_broadcast` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../tokio_select_broadcast
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `tokio-select-broadcast`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/tokio_select_broadcast/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tokio_select_broadcast"
[INFO] [stderr]  2 + name = "tokio-select-broadcast"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tokio-select-broadcast`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/tokio_select_broadcast/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "tokio-select-broadcast"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tokio_select_broadcast` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `thread_builder` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../thread_builder
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `thread-builder`, convert `package.name`
[INFO] [stderr]  --> foundations/session2/thread_builder/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "thread_builder"
[INFO] [stderr] 2 + name = "thread-builder"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-builder`, specify `bin.name`
[INFO] [stderr]  --> foundations/session2/thread_builder/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "thread-builder"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `thread_builder` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `divide_work` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../divide_work
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `divide-work`, convert `package.name`
[INFO] [stderr]  --> foundations/session2/divide_work/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "divide_work"
[INFO] [stderr] 2 + name = "divide-work"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `divide-work`, specify `bin.name`
[INFO] [stderr]  --> foundations/session2/divide_work/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "divide-work"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `divide_work` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_async` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../hello_async
[INFO] [stderr]    |                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `hello-async`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/hello_async/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_async"
[INFO] [stderr]  2 + name = "hello-async"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-async`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/hello_async/Cargo.toml:7:20
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ futures = "0.3.31"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "hello-async"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_async` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `linked_list` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../linked_list
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `linked-list`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/linked_list/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "linked_list"
[INFO] [stderr] 2 + name = "linked-list"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `linked-list`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/linked_list/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "linked-list"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `linked_list` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `login_manager` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../login_manager
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `login-manager`, convert `package.name`
[INFO] [stderr]   --> foundations/session1/login_manager/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "login_manager"
[INFO] [stderr]  2 + name = "login-manager"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `login-manager`, specify `bin.name`
[INFO] [stderr]   --> foundations/session1/login_manager/Cargo.toml:11:54
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ clap = { version = "4.5.23", features = ["derive"] }
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "login-manager"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `login_manager` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_world` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../hello_world
[INFO] [stderr]    |                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `hello-world`, convert `package.name`
[INFO] [stderr]   --> foundations/session1/hello_world/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_world"
[INFO] [stderr]  2 + name = "hello-world"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-world`, specify `bin.name`
[INFO] [stderr]   --> foundations/session1/hello_world/Cargo.toml:8:16
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ [dependencies]
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "hello-world"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_world` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_tokio` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../hello_tokio
[INFO] [stderr]    |                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `hello-tokio`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/hello_tokio/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_tokio"
[INFO] [stderr]  2 + name = "hello-tokio"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-tokio`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/hello_tokio/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "hello-tokio"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_tokio` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `save_dynamic_bytes` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../save_dynamic_bytes
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `save-dynamic-bytes`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/save_dynamic_bytes/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "save_dynamic_bytes"
[INFO] [stderr] 2 + name = "save-dynamic-bytes"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `save-dynamic-bytes`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/save_dynamic_bytes/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "save-dynamic-bytes"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `save_dynamic_bytes` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `operator_overloading` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../operator_overloading
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `operator-overloading`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/operator_overloading/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "operator_overloading"
[INFO] [stderr] 2 + name = "operator-overloading"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `operator-overloading`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/operator_overloading/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "operator-overloading"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `operator_overloading` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `async_channels` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../async_channels
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `async-channels`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/async_channels/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "async_channels"
[INFO] [stderr]  2 + name = "async-channels"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `async-channels`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/async_channels/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "async-channels"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `async_channels` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `external_arc_mutex` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../external_arc_mutex
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `external-arc-mutex`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/external_arc_mutex/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "external_arc_mutex"
[INFO] [stderr] 2 + name = "external-arc-mutex"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `external-arc-mutex`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/external_arc_mutex/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "external-arc-mutex"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `external_arc_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `smart_pointer` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-3-tc1/source/target/.../smart_pointer
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `smart-pointer`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/smart_pointer/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "smart_pointer"
[INFO] [stderr] 2 + name = "smart-pointer"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `smart-pointer`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/smart_pointer/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "smart-pointer"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `smart_pointer` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `simple_http_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-3-tc1/source/target/.../simple_http_server
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `simple-http-server`, convert `package.name`
[INFO] [stderr]   --> services/http_server/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "simple_http_server"
[INFO] [stderr]  2 + name = "simple-http-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `simple-http-server`, specify `bin.name`
[INFO] [stderr]   --> services/http_server/Cargo.toml:19:50
[INFO] [stderr]    |
[INFO] [stderr] 19 ~ uuid = { version = "1.16.0", features = ["v4"] }
[INFO] [stderr] 20 + [[bin]]
[INFO] [stderr] 21 + name = "simple-http-server"
[INFO] [stderr] 22 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `simple_http_server` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower-http v0.6.5
[INFO] [stderr]   Downloaded thread-priority v1.2.0
[INFO] [stderr]   Downloaded clap v4.5.27
[INFO] [stderr]   Downloaded clap_builder v4.5.27
[INFO] [stderr]   Downloaded core_affinity v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450
[INFO] running `Command { std: "docker" "start" "4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450", 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" "4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450" "/opt/rustwide/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450", 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" "4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450" "/opt/rustwide/cargo-home/bin/cargo" "+ed77b7b8699e342c2dc842c83cb5fe4025252ee8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `scoped_threads` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../scoped_threads
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `scoped-threads`, convert `package.name`
[INFO] [stderr]  --> foundations/session2/scoped_threads/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "scoped_threads"
[INFO] [stderr] 2 + name = "scoped-threads"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `scoped-threads`, specify `bin.name`
[INFO] [stderr]  --> foundations/session2/scoped_threads/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "scoped-threads"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `scoped_threads` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `internal_arc_mutex` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../internal_arc_mutex
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `internal-arc-mutex`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/internal_arc_mutex/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "internal_arc_mutex"
[INFO] [stderr] 2 + name = "internal-arc-mutex"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `internal-arc-mutex`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/internal_arc_mutex/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "internal-arc-mutex"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `internal_arc_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `save_bytes` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../save_bytes
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `save-bytes`, convert `package.name`
[INFO] [stderr]   --> foundations/session4/save_bytes/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "save_bytes"
[INFO] [stderr]  2 + name = "save-bytes"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `save-bytes`, specify `bin.name`
[INFO] [stderr]   --> foundations/session4/save_bytes/Cargo.toml:7:58
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ bytemuck = { version = "1.21.0", features = ["derive"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "save-bytes"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `save_bytes` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tokio_select` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../tokio_select
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `tokio-select`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/tokio_select/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tokio_select"
[INFO] [stderr]  2 + name = "tokio-select"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tokio-select`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/tokio_select/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "tokio-select"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tokio_select` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tokio_select_broadcast` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../tokio_select_broadcast
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `tokio-select-broadcast`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/tokio_select_broadcast/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tokio_select_broadcast"
[INFO] [stderr]  2 + name = "tokio-select-broadcast"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tokio-select-broadcast`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/tokio_select_broadcast/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "tokio-select-broadcast"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tokio_select_broadcast` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `async_mutex` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../async_mutex
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `async-mutex`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/async_mutex/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "async_mutex"
[INFO] [stderr]  2 + name = "async-mutex"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `async-mutex`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/async_mutex/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "async-mutex"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `async_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `divide_work` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../divide_work
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `divide-work`, convert `package.name`
[INFO] [stderr]  --> foundations/session2/divide_work/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "divide_work"
[INFO] [stderr] 2 + name = "divide-work"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `divide-work`, specify `bin.name`
[INFO] [stderr]  --> foundations/session2/divide_work/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "divide-work"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `divide_work` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `thread_builder` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../thread_builder
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `thread-builder`, convert `package.name`
[INFO] [stderr]  --> foundations/session2/thread_builder/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "thread_builder"
[INFO] [stderr] 2 + name = "thread-builder"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `thread-builder`, specify `bin.name`
[INFO] [stderr]  --> foundations/session2/thread_builder/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "thread-builder"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `thread_builder` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_async` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../hello_async
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `hello-async`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/hello_async/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_async"
[INFO] [stderr]  2 + name = "hello-async"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-async`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/hello_async/Cargo.toml:7:20
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ futures = "0.3.31"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "hello-async"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_async` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `linked_list` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../linked_list
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `linked-list`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/linked_list/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "linked_list"
[INFO] [stderr] 2 + name = "linked-list"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `linked-list`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/linked_list/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "linked-list"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `linked_list` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_world` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../hello_world
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `hello-world`, convert `package.name`
[INFO] [stderr]   --> foundations/session1/hello_world/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_world"
[INFO] [stderr]  2 + name = "hello-world"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-world`, specify `bin.name`
[INFO] [stderr]   --> foundations/session1/hello_world/Cargo.toml:8:16
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ [dependencies]
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "hello-world"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_world` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `login_manager` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../login_manager
[INFO] [stderr]    |                          ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `login-manager`, convert `package.name`
[INFO] [stderr]   --> foundations/session1/login_manager/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "login_manager"
[INFO] [stderr]  2 + name = "login-manager"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `login-manager`, specify `bin.name`
[INFO] [stderr]   --> foundations/session1/login_manager/Cargo.toml:11:54
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ clap = { version = "4.5.23", features = ["derive"] }
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "login-manager"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `login_manager` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_tokio` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../hello_tokio
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `hello-tokio`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/hello_tokio/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_tokio"
[INFO] [stderr]  2 + name = "hello-tokio"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-tokio`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/hello_tokio/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "hello-tokio"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_tokio` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `save_dynamic_bytes` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../save_dynamic_bytes
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `save-dynamic-bytes`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/save_dynamic_bytes/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "save_dynamic_bytes"
[INFO] [stderr] 2 + name = "save-dynamic-bytes"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `save-dynamic-bytes`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/save_dynamic_bytes/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "save-dynamic-bytes"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `save_dynamic_bytes` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `operator_overloading` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../operator_overloading
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `operator-overloading`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/operator_overloading/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "operator_overloading"
[INFO] [stderr] 2 + name = "operator-overloading"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `operator-overloading`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/operator_overloading/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "operator-overloading"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `operator_overloading` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `async_channels` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../async_channels
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `async-channels`, convert `package.name`
[INFO] [stderr]   --> foundations/session3/async_channels/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "async_channels"
[INFO] [stderr]  2 + name = "async-channels"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `async-channels`, specify `bin.name`
[INFO] [stderr]   --> foundations/session3/async_channels/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.43.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "async-channels"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `async_channels` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `external_arc_mutex` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../external_arc_mutex
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `external-arc-mutex`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/external_arc_mutex/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "external_arc_mutex"
[INFO] [stderr] 2 + name = "external-arc-mutex"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `external-arc-mutex`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/external_arc_mutex/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "external-arc-mutex"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `external_arc_mutex` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `smart_pointer` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../smart_pointer
[INFO] [stderr]   |                          ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `smart-pointer`, convert `package.name`
[INFO] [stderr]  --> foundations/session4/smart_pointer/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "smart_pointer"
[INFO] [stderr] 2 + name = "smart-pointer"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `smart-pointer`, specify `bin.name`
[INFO] [stderr]  --> foundations/session4/smart_pointer/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "smart-pointer"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `smart_pointer` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `file_adapter` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../file_adapter
[INFO] [stderr]    |                          ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `file-adapter`, convert `package.name`
[INFO] [stderr]   --> bonus/file_adapter/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "file_adapter"
[INFO] [stderr]  2 + name = "file-adapter"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `file-adapter`, specify `bin.name`
[INFO] [stderr]   --> bonus/file_adapter/Cargo.toml:11:55
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ tokio-util = { version = "0.7.8", features = ["io"] }
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "file-adapter"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `file_adapter` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `simple_http_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../simple_http_server
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `simple-http-server`, convert `package.name`
[INFO] [stderr]   --> services/http_server/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "simple_http_server"
[INFO] [stderr]  2 + name = "simple-http-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `simple-http-server`, specify `bin.name`
[INFO] [stderr]   --> services/http_server/Cargo.toml:19:50
[INFO] [stderr]    |
[INFO] [stderr] 19 ~ uuid = { version = "1.16.0", features = ["v4"] }
[INFO] [stderr] 20 + [[bin]]
[INFO] [stderr] 21 + name = "simple-http-server"
[INFO] [stderr] 22 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `simple_http_server` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `collector_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../collector_server
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `collector-server`, convert `package.name`
[INFO] [stderr]   --> foundations/session5/collector_server/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "collector_server"
[INFO] [stderr]  2 + name = "collector-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `collector-server`, specify `bin.name`
[INFO] [stderr]   --> foundations/session5/collector_server/Cargo.toml:15:56
[INFO] [stderr]    |
[INFO] [stderr] 15 ~ serde = { version = "1.0.217", features = ["derive"] }
[INFO] [stderr] 16 + [[bin]]
[INFO] [stderr] 17 + name = "collector-server"
[INFO] [stderr] 18 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `collector_server` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking bytes v1.9.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking foldhash v0.1.4
[INFO] [stderr]     Checking bitflags v2.8.0
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking litemap v0.7.4
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking socket2 v0.5.8
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling cpufeatures v0.2.16
[INFO] [stderr]    Compiling crc v3.2.1
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling tokio v1.44.1
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking rustls-pki-types v1.10.1
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking miniz_oxide v0.8.3
[INFO] [stderr]     Checking brotli-decompressor v4.0.2
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]     Checking rustls-pemfile v2.2.0
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking time-core v0.1.4
[INFO] [stderr]     Checking unicase v2.8.1
[INFO] [stderr]     Checking clap_builder v4.5.27
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking http-range-header v0.4.2
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking thread-priority v1.2.0
[INFO] [stderr]     Checking core_affinity v0.8.1
[INFO] [stderr]     Checking threadpool v0.1.0 (/opt/rustwide/workdir/foundations/session2/threadpool)
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]     Checking affinity v0.1.0 (/opt/rustwide/workdir/foundations/session2/affinity)
[INFO] [stderr]     Checking rwlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/rwlocks)
[INFO] [stderr]     Checking divide_work v0.1.0 (/opt/rustwide/workdir/foundations/session2/divide_work)
[INFO] [stderr]     Checking tprio v0.1.0 (/opt/rustwide/workdir/foundations/session2/tprio)
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir/foundations/session1/hello_world)
[INFO] [stderr]     Checking atomicrefcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/atomicrefcount)
[INFO] [stdout] warning: static `HIGH_COUNT` is never used
[INFO] [stdout]  --> foundations/session2/tprio/src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static HIGH_COUNT: AtomicI32 = AtomicI32::new(0);
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `HIGH_COUNT` is never used
[INFO] [stdout]  --> foundations/session2/tprio/src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | static HIGH_COUNT: AtomicI32 = AtomicI32::new(0);
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking smart_pointer v0.1.0 (/opt/rustwide/workdir/foundations/session4/smart_pointer)
[INFO] [stderr]     Checking parking v0.1.0 (/opt/rustwide/workdir/foundations/session2/parking)
[INFO] [stderr]     Checking lifetimes v0.1.0 (/opt/rustwide/workdir/foundations/session4/lifetimes)
[INFO] [stderr]     Checking traits v0.1.0 (/opt/rustwide/workdir/foundations/session4/traits)
[INFO] [stderr]     Checking footgun v0.1.0 (/opt/rustwide/workdir/foundations/session2/footgun)
[INFO] [stdout] warning: unused import: `rc::Rc`
[INFO] [stdout]  --> foundations/session4/traits/src/main.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, rc::Rc};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking linked_list v0.1.0 (/opt/rustwide/workdir/foundations/session4/linked_list)
[INFO] [stderr]     Checking thread_builder v0.1.0 (/opt/rustwide/workdir/foundations/session2/thread_builder)
[INFO] [stderr]     Checking refcount v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcount)
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stdout] warning: unused variable: `animal`
[INFO] [stdout]   --> foundations/session4/traits/src/main.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let animal = get_animal(); // impl Animal for Cat
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_animal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DebuggableClonableAnimal` is never used
[INFO] [stdout]   --> foundations/session4/traits/src/main.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | trait DebuggableClonableAnimal: Animal+Debug+Clone {}
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]    Compiling zstd-sys v2.0.15+zstd.1.5.7
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> foundations/session4/linked_list/src/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Strong(Rc<Node>), // Strong reference to the next node, which increases the 
[INFO] [stdout]    |     ------ ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Strong(Rc<Node>), // Strong reference to the next node, which increases the 
[INFO] [stdout] 14 +     Strong(()), // Strong reference to the next node, which increases the 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> foundations/session4/linked_list/src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Weak(Weak<Node>), // Weak reference to the next node, which does not increase the reference
[INFO] [stdout]    |     ---- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Weak(Weak<Node>), // Weak reference to the next node, which does not increase the reference
[INFO] [stdout] 16 +     Weak(()), // Weak reference to the next node, which does not increase the reference
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking workers v0.1.0 (/opt/rustwide/workdir/foundations/session2/workers)
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir/foundations/session2/hello)
[INFO] [stderr]     Checking mutexes v0.1.0 (/opt/rustwide/workdir/foundations/session2/mutexes)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> foundations/session2/mutexes/src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     for i in 0..10 {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking scoped_threads v0.1.0 (/opt/rustwide/workdir/foundations/session2/scoped_threads)
[INFO] [stderr]     Checking external_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/external_arc_mutex)
[INFO] [stderr]     Checking dropping v0.1.0 (/opt/rustwide/workdir/foundations/session4/dropping)
[INFO] [stderr]     Checking internal_arc_mutex v0.1.0 (/opt/rustwide/workdir/foundations/session4/internal_arc_mutex)
[INFO] [stderr]     Checking refcell v0.1.0 (/opt/rustwide/workdir/foundations/session4/refcell)
[INFO] [stdout] warning: unused import: `rc::Rc`
[INFO] [stdout]  --> foundations/session4/traits/src/main.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::Debug, rc::Rc};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir/foundations/session1/variables)
[INFO] [stdout] warning: unused variable: `animal`
[INFO] [stdout]   --> foundations/session4/traits/src/main.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let animal = get_animal(); // impl Animal for Cat
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_animal`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DebuggableClonableAnimal` is never used
[INFO] [stdout]   --> foundations/session4/traits/src/main.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 31 | trait DebuggableClonableAnimal: Animal+Debug+Clone {}
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> foundations/session4/linked_list/src/main.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Strong(Rc<Node>), // Strong reference to the next node, which increases the 
[INFO] [stdout]    |     ------ ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Strong(Rc<Node>), // Strong reference to the next node, which increases the 
[INFO] [stdout] 14 +     Strong(()), // Strong reference to the next node, which increases the 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> foundations/session4/linked_list/src/main.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Weak(Weak<Node>), // Weak reference to the next node, which does not increase the reference
[INFO] [stdout]    |     ---- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `NextNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 16 -     Weak(Weak<Node>), // Weak reference to the next node, which does not increase the reference
[INFO] [stdout] 16 +     Weak(()), // Weak reference to the next node, which does not increase the reference
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking generics v0.1.0 (/opt/rustwide/workdir/foundations/session4/generics_and_iterators)
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking channels v0.1.0 (/opt/rustwide/workdir/foundations/session2/channels)
[INFO] [stderr]     Checking deadlocks v0.1.0 (/opt/rustwide/workdir/foundations/session2/deadlocks)
[INFO] [stderr]     Checking save_dynamic_bytes v0.1.0 (/opt/rustwide/workdir/foundations/session4/save_dynamic_bytes)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]  --> foundations/session2/mutexes/src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     for i in 0..10 {
[INFO] [stdout]   |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> foundations/session4/generics_and_iterators/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn iter(&self) -> HashMapBucketIter<K, V> {
[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] 32 |     fn iter(&self) -> HashMapBucketIter<'_, K, V> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking operator_overloading v0.1.0 (/opt/rustwide/workdir/foundations/session4/operator_overloading)
[INFO] [stderr]    Compiling tempfile v3.15.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> foundations/session4/generics_and_iterators/src/main.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn iter(&self) -> HashMapBucketIter<K, V> {
[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] 32 |     fn iter(&self) -> HashMapBucketIter<'_, K, V> {
[INFO] [stdout]    |                                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking brotli v7.0.0
[INFO] [stderr]     Checking dashing v0.1.0 (/opt/rustwide/workdir/foundations/session2/dashing)
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerofrom-derive v0.1.5
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/ed77b7b8699e342c2dc842c83cb5fe4025252ee8/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.44.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata,link -Z embed-metadata=no -C embed-bitcode=no --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=a8bc9321d7bf2c65 -C extra-filename=-8eb27fe1b23d7b26 --out-dir /opt/rustwide/target/debug/build/tokio/8eb27fe1b23d7b26/out -L dependency=/opt/rustwide/target/debug/build/libc/e9b5a227669436df/out --extern bytes=/opt/rustwide/target/debug/build/bytes/0944ea3b95acd97b/out/libbytes-0944ea3b95acd97b.rmeta --extern libc=/opt/rustwide/target/debug/build/libc/e9b5a227669436df/out/liblibc-e9b5a227669436df.rmeta --extern mio=/opt/rustwide/target/debug/build/mio/fa2826f19bed4cde/out/libmio-fa2826f19bed4cde.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/2ecca6b667797f49/out/libpin_project_lite-2ecca6b667797f49.rmeta --extern socket2=/opt/rustwide/target/debug/build/socket2/bc2a50b67a79a348/out/libsocket2-bc2a50b67a79a348.rmeta --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450", kill_on_drop: false }`
[INFO] [stdout] 4fae4d478eac223f34d59cb4004a7bd3b8a75fb26f22fcca0314bed61b4fc450
