[INFO] cloning repository https://github.com/eltondornelas/alabs-live
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eltondornelas/alabs-live" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feltondornelas%2Falabs-live", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feltondornelas%2Falabs-live'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8d85fb87d6194a088729fefa0751cb80b3d4353
[INFO] checking eltondornelas/alabs-live against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feltondornelas%2Falabs-live" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eltondornelas/alabs-live
[INFO] finished tweaking git repo https://github.com/eltondornelas/alabs-live
[INFO] tweaked toml for git repo https://github.com/eltondornelas/alabs-live written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eltondornelas/alabs-live on toolchain 416264364aa47959f5827723e1d7dabc95d0744b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eltondornelas/alabs-live 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" "+416264364aa47959f5827723e1d7dabc95d0744b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `hello_tokio` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/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]   --> 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]   --> session3/hello_tokio/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.45.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "hello-tokio"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_tokio` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `rest_client` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rest_client
[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 `rest-client`, convert `package.name`
[INFO] [stderr]   --> session3/rest_client/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "rest_client"
[INFO] [stderr]  2 + name = "rest-client"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rest-client`, specify `bin.name`
[INFO] [stderr]   --> session3/rest_client/Cargo.toml:12:56
[INFO] [stderr]    |
[INFO] [stderr] 12 ~ serde = { version = "1.0.219", features = ["derive"] }
[INFO] [stderr] 13 + [[bin]]
[INFO] [stderr] 14 + name = "rest-client"
[INFO] [stderr] 15 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rest_client` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `file_read` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../file_read
[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-read`, convert `package.name`
[INFO] [stderr]   --> bonus/file_read/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "file_read"
[INFO] [stderr]  2 + name = "file-read"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `file-read`, specify `bin.name`
[INFO] [stderr]   --> bonus/file_read/Cargo.toml:7:19
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ memmap2 = "0.9.7"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "file-read"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `file_read` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tcp_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../tcp_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 `tcp-server`, convert `package.name`
[INFO] [stderr]   --> session3/tcp_server/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tcp_server"
[INFO] [stderr]  2 + name = "tcp-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tcp-server`, specify `bin.name`
[INFO] [stderr]   --> session3/tcp_server/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.47.1", features = ["full"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "tcp-server"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tcp_server` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tokio_select2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../tokio_select2
[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-select2`, convert `package.name`
[INFO] [stderr]   --> session3/tokio_select2/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tokio_select2"
[INFO] [stderr]  2 + name = "tokio-select2"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tokio-select2`, specify `bin.name`
[INFO] [stderr]   --> session3/tokio_select2/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.47.1", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "tokio-select2"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tokio_select2` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `favor_iterators` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../favor_iterators
[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 `favor-iterators`, convert `package.name`
[INFO] [stderr]   --> bonus/favor_iterators/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "favor_iterators"
[INFO] [stderr]  2 + name = "favor-iterators"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `favor-iterators`, specify `bin.name`
[INFO] [stderr]   --> bonus/favor_iterators/Cargo.toml:7:18
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rayon = "1.11.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "favor-iterators"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `favor_iterators` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `memory_fragmentation` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-2-tc2/source/target/.../memory_fragmentation
[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 `memory-fragmentation`, convert `package.name`
[INFO] [stderr]  --> session5/memory_fragmentation/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "memory_fragmentation"
[INFO] [stderr] 2 + name = "memory-fragmentation"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `memory-fragmentation`, specify `bin.name`
[INFO] [stderr]  --> session5/memory_fragmentation/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "memory-fragmentation"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `memory_fragmentation` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tokio_select` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/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]   --> 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]   --> session3/tokio_select/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.47.1", 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-2-tc2/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]   --> 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]   --> session3/async_mutex/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.47.1", 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 `thread_builder` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-2-tc2/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]  --> 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]  --> 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-2-tc2/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]  --> 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]  --> 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 `file_adapt` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../file_adapt
[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-adapt`, convert `package.name`
[INFO] [stderr]   --> bonus/file_adapt/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "file_adapt"
[INFO] [stderr]  2 + name = "file-adapt"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `file-adapt`, specify `bin.name`
[INFO] [stderr]   --> bonus/file_adapt/Cargo.toml:11:56
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ tokio-util = { version = "0.7.16", features = ["io"] }
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "file-adapt"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `file_adapt` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_world` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-2-tc2/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]  --> 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]  --> session1/hello_world/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "hello-world"
[INFO] [stderr] 9 + 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 | /workspace/builds/worker-2-tc2/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]   --> 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]   --> session1/login_manager/Cargo.toml:8:54
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ clap = { version = "4.5.37", features = ["derive"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "login-manager"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `login_manager` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `web_service` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../web_service
[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 `web-service`, convert `package.name`
[INFO] [stderr]   --> session4/web_service/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "web_service"
[INFO] [stderr]  2 + name = "web-service"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `web-service`, specify `bin.name`
[INFO] [stderr]   --> session4/web_service/Cargo.toml:10:53
[INFO] [stderr]    |
[INFO] [stderr] 10 ~ tokio = { version = "1.47.1", features = ["full"] }
[INFO] [stderr] 11 + [[bin]]
[INFO] [stderr] 12 + name = "web-service"
[INFO] [stderr] 13 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `web_service` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `rayon_scopes` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rayon_scopes
[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 `rayon-scopes`, convert `package.name`
[INFO] [stderr]   --> session2/rayon_scopes/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "rayon_scopes"
[INFO] [stderr]  2 + name = "rayon-scopes"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rayon-scopes`, specify `bin.name`
[INFO] [stderr]   --> session2/rayon_scopes/Cargo.toml:7:18
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rayon = "1.10.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "rayon-scopes"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rayon_scopes` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `scope_threads` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-2-tc2/source/target/.../scope_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 `scope-threads`, convert `package.name`
[INFO] [stderr]  --> session2/scope_threads/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "scope_threads"
[INFO] [stderr] 2 + name = "scope-threads"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `scope-threads`, specify `bin.name`
[INFO] [stderr]  --> session2/scope_threads/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "scope-threads"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `scope_threads` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `rayon_iters` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../rayon_iters
[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 `rayon-iters`, convert `package.name`
[INFO] [stderr]   --> session2/rayon_iters/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "rayon_iters"
[INFO] [stderr]  2 + name = "rayon-iters"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rayon-iters`, specify `bin.name`
[INFO] [stderr]   --> session2/rayon_iters/Cargo.toml:7:18
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rayon = "1.10.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "rayon-iters"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rayon_iters` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_tokio2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/source/target/.../hello_tokio2
[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-tokio2`, convert `package.name`
[INFO] [stderr]   --> session3/hello_tokio2/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_tokio2"
[INFO] [stderr]  2 + name = "hello-tokio2"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-tokio2`, specify `bin.name`
[INFO] [stderr]   --> session3/hello_tokio2/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.45.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "hello-tokio2"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_tokio2` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `dropping_raii` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-2-tc2/source/target/.../dropping_raii
[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 `dropping-raii`, convert `package.name`
[INFO] [stderr]  --> session5/dropping_raii/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "dropping_raii"
[INFO] [stderr] 2 + name = "dropping-raii"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `dropping-raii`, specify `bin.name`
[INFO] [stderr]  --> session5/dropping_raii/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "dropping-raii"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `dropping_raii` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `hello_async` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc2/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]   --> 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]   --> 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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] 365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435
[INFO] running `Command { std: "docker" "start" "365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435", 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" "365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435", 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" "365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `hello_tokio2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../hello_tokio2
[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-tokio2`, convert `package.name`
[INFO] [stderr]   --> session3/hello_tokio2/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "hello_tokio2"
[INFO] [stderr]  2 + name = "hello-tokio2"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `hello-tokio2`, specify `bin.name`
[INFO] [stderr]   --> session3/hello_tokio2/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.45.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "hello-tokio2"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_tokio2` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `dropping_raii` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../dropping_raii
[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 `dropping-raii`, convert `package.name`
[INFO] [stderr]  --> session5/dropping_raii/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "dropping_raii"
[INFO] [stderr] 2 + name = "dropping-raii"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `dropping-raii`, specify `bin.name`
[INFO] [stderr]  --> session5/dropping_raii/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "dropping-raii"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `dropping_raii` (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]   --> 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]   --> 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 `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]   --> 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]   --> session3/hello_tokio/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.45.0", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "hello-tokio"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `hello_tokio` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `rest_client` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../rest_client
[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 `rest-client`, convert `package.name`
[INFO] [stderr]   --> session3/rest_client/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "rest_client"
[INFO] [stderr]  2 + name = "rest-client"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rest-client`, specify `bin.name`
[INFO] [stderr]   --> session3/rest_client/Cargo.toml:12:56
[INFO] [stderr]    |
[INFO] [stderr] 12 ~ serde = { version = "1.0.219", features = ["derive"] }
[INFO] [stderr] 13 + [[bin]]
[INFO] [stderr] 14 + name = "rest-client"
[INFO] [stderr] 15 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rest_client` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `file_read` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../file_read
[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-read`, convert `package.name`
[INFO] [stderr]   --> bonus/file_read/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "file_read"
[INFO] [stderr]  2 + name = "file-read"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `file-read`, specify `bin.name`
[INFO] [stderr]   --> bonus/file_read/Cargo.toml:7:19
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ memmap2 = "0.9.7"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "file-read"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `file_read` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tcp_server` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../tcp_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 `tcp-server`, convert `package.name`
[INFO] [stderr]   --> session3/tcp_server/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tcp_server"
[INFO] [stderr]  2 + name = "tcp-server"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tcp-server`, specify `bin.name`
[INFO] [stderr]   --> session3/tcp_server/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.47.1", features = ["full"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "tcp-server"
[INFO] [stderr] 11 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tcp_server` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `tokio_select2` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../tokio_select2
[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-select2`, convert `package.name`
[INFO] [stderr]   --> session3/tokio_select2/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "tokio_select2"
[INFO] [stderr]  2 + name = "tokio-select2"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `tokio-select2`, specify `bin.name`
[INFO] [stderr]   --> session3/tokio_select2/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.47.1", features = ["full"] }
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "tokio-select2"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `tokio_select2` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `favor_iterators` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../favor_iterators
[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 `favor-iterators`, convert `package.name`
[INFO] [stderr]   --> bonus/favor_iterators/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "favor_iterators"
[INFO] [stderr]  2 + name = "favor-iterators"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `favor-iterators`, specify `bin.name`
[INFO] [stderr]   --> bonus/favor_iterators/Cargo.toml:7:18
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rayon = "1.11.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "favor-iterators"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `favor_iterators` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `memory_fragmentation` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../memory_fragmentation
[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 `memory-fragmentation`, convert `package.name`
[INFO] [stderr]  --> session5/memory_fragmentation/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "memory_fragmentation"
[INFO] [stderr] 2 + name = "memory-fragmentation"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `memory-fragmentation`, specify `bin.name`
[INFO] [stderr]  --> session5/memory_fragmentation/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "memory-fragmentation"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `memory_fragmentation` (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]   --> 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]   --> session3/tokio_select/Cargo.toml:7:53
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ tokio = { version = "1.47.1", 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 | /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]   --> 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]   --> session3/async_mutex/Cargo.toml:8:53
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ tokio = { version = "1.47.1", 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 `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]  --> 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]  --> 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 | /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]  --> 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]  --> 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 `file_adapt` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../file_adapt
[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-adapt`, convert `package.name`
[INFO] [stderr]   --> bonus/file_adapt/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "file_adapt"
[INFO] [stderr]  2 + name = "file-adapt"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `file-adapt`, specify `bin.name`
[INFO] [stderr]   --> bonus/file_adapt/Cargo.toml:11:56
[INFO] [stderr]    |
[INFO] [stderr] 11 ~ tokio-util = { version = "0.7.16", features = ["io"] }
[INFO] [stderr] 12 + [[bin]]
[INFO] [stderr] 13 + name = "file-adapt"
[INFO] [stderr] 14 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `file_adapt` (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]   --> 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]   --> session1/login_manager/Cargo.toml:8:54
[INFO] [stderr]    |
[INFO] [stderr]  8 ~ clap = { version = "4.5.37", features = ["derive"] }
[INFO] [stderr]  9 + [[bin]]
[INFO] [stderr] 10 + name = "login-manager"
[INFO] [stderr] 11 + 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 | /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]  --> 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]  --> session1/hello_world/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "hello-world"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `hello_world` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `web_service` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../web_service
[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 `web-service`, convert `package.name`
[INFO] [stderr]   --> session4/web_service/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "web_service"
[INFO] [stderr]  2 + name = "web-service"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `web-service`, specify `bin.name`
[INFO] [stderr]   --> session4/web_service/Cargo.toml:10:53
[INFO] [stderr]    |
[INFO] [stderr] 10 ~ tokio = { version = "1.47.1", features = ["full"] }
[INFO] [stderr] 11 + [[bin]]
[INFO] [stderr] 12 + name = "web-service"
[INFO] [stderr] 13 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `web_service` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `rayon_scopes` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../rayon_scopes
[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 `rayon-scopes`, convert `package.name`
[INFO] [stderr]   --> session2/rayon_scopes/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "rayon_scopes"
[INFO] [stderr]  2 + name = "rayon-scopes"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rayon-scopes`, specify `bin.name`
[INFO] [stderr]   --> session2/rayon_scopes/Cargo.toml:7:18
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rayon = "1.10.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "rayon-scopes"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rayon_scopes` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `scope_threads` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../scope_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 `scope-threads`, convert `package.name`
[INFO] [stderr]  --> session2/scope_threads/Cargo.toml:2:8
[INFO] [stderr]   |
[INFO] [stderr] 2 - name = "scope_threads"
[INFO] [stderr] 2 + name = "scope-threads"
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `scope-threads`, specify `bin.name`
[INFO] [stderr]  --> session2/scope_threads/Cargo.toml:6:16
[INFO] [stderr]   |
[INFO] [stderr] 6 ~ [dependencies]
[INFO] [stderr] 7 + [[bin]]
[INFO] [stderr] 8 + name = "scope-threads"
[INFO] [stderr] 9 + path = "src/main.rs"
[INFO] [stderr]   |
[INFO] [stderr] warning: `scope_threads` (manifest) generated 1 warning
[INFO] [stderr] warning: binary `rayon_iters` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../rayon_iters
[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 `rayon-iters`, convert `package.name`
[INFO] [stderr]   --> session2/rayon_iters/Cargo.toml:2:8
[INFO] [stderr]    |
[INFO] [stderr]  2 - name = "rayon_iters"
[INFO] [stderr]  2 + name = "rayon-iters"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rayon-iters`, specify `bin.name`
[INFO] [stderr]   --> session2/rayon_iters/Cargo.toml:7:18
[INFO] [stderr]    |
[INFO] [stderr]  7 ~ rayon = "1.10.0"
[INFO] [stderr]  8 + [[bin]]
[INFO] [stderr]  9 + name = "rayon-iters"
[INFO] [stderr] 10 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `rayon_iters` (manifest) generated 1 warning
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.15.0
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[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.99
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[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling openssl-src v300.5.1+3.5.1
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]     Checking foreign-types v0.3.2
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[INFO] [stderr]     Checking sync_wrapper v1.0.2
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[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]     Checking openssl-probe v0.1.6
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling libsqlite3-sys v0.30.1
[INFO] [stderr]     Checking ipnet v2.11.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking crc32fast v1.5.0
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]     Checking atoi v2.0.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking imgref v1.11.0
[INFO] [stderr]     Checking weezl v0.1.10
[INFO] [stderr]     Checking bitstream-io v2.6.0
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking flate2 v1.1.2
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]     Checking avif-serialize v0.8.5
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[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking zune-core v0.4.12
[INFO] [stderr]     Checking byteorder-lite v0.1.0
[INFO] [stderr]     Checking rgb v0.8.52
[INFO] [stderr]     Checking jpeg-decoder v0.3.2
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking clap_builder v4.5.37
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking image-webp v0.2.3
[INFO] [stderr]     Checking zune-jpeg v0.4.20
[INFO] [stderr]     Checking exr v1.73.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking uuid v1.18.0
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking gif v0.13.3
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking core_affinity v0.8.3
[INFO] [stderr]     Checking thread-priority v1.2.0
[INFO] [stderr]     Checking sysinfo v0.36.1
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking memmap2 v0.9.7
[INFO] [stderr]     Checking file_read v0.1.0 (/opt/rustwide/workdir/bonus/file_read)
[INFO] [stderr]     Checking priority v0.1.0 (/opt/rustwide/workdir/session2/priority)
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> bonus/file_read/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::read_to_string`
[INFO] [stdout]  --> bonus/file_read/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::read_to_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking affinity v0.1.0 (/opt/rustwide/workdir/session2/affinity)
[INFO] [stdout] warning: static `HIGH_COUNT` is never used
[INFO] [stdout]  --> session2/priority/src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | 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]  --> session2/priority/src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | 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 workers2 v0.1.0 (/opt/rustwide/workdir/session2/workers2)
[INFO] [stderr]     Checking dashing v0.1.0 (/opt/rustwide/workdir/session2/dashing)
[INFO] [stderr]     Checking rwlocks v0.1.0 (/opt/rustwide/workdir/session2/rwlocks)
[INFO] [stderr]     Checking memory v0.1.0 (/opt/rustwide/workdir/session5/memory)
[INFO] [stderr]     Checking packing v0.1.0 (/opt/rustwide/workdir/session5/packing)
[INFO] [stderr]     Checking thread_builder v0.1.0 (/opt/rustwide/workdir/session2/thread_builder)
[INFO] [stderr]     Checking generics v0.1.0 (/opt/rustwide/workdir/session5/generics)
[INFO] [stderr]     Checking channels1 v0.1.0 (/opt/rustwide/workdir/session2/channels1)
[INFO] [stderr]     Checking dropping_raii v0.1.0 (/opt/rustwide/workdir/session5/dropping_raii)
[INFO] [stderr]     Checking best v0.1.0 (/opt/rustwide/workdir/bonus/best)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> bonus/best/src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 0..17 {
[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: constant `N` is never used
[INFO] [stdout]   --> bonus/best/src/main.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |         const N:i32 = 1;
[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 `a` is never read
[INFO] [stdout]  --> session5/packing/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct OneByte {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 2 |     a: u8,
[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 `a` is never read
[INFO] [stdout]  --> session5/packing/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct TwoBytes {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 6 |     a: u16,
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> session5/packing/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct FourBytes {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] 19 |     a: u32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lifetimes v0.1.0 (/opt/rustwide/workdir/session5/lifetimes)
[INFO] [stderr]     Checking variables v0.1.0 (/opt/rustwide/workdir/session1/variables)
[INFO] [stderr]     Checking memory_fragmentation v0.1.0 (/opt/rustwide/workdir/session5/memory_fragmentation)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> session5/dropping_raii/src/main.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn move_me(x: MyStruct) {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> session5/dropping_raii/src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let y = MyStruct::new(2);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_drop`
[INFO] [stdout]   --> session5/dropping_raii/src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let has_drop = HasDroppables { x: MyStruct::new(4) };
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_drop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]  --> session5/dropping_raii/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct HasDroppables {
[INFO] [stdout]   |        ------------- field in this struct
[INFO] [stdout] 6 |     x: MyStruct,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> session5/generics/src/main.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn just_print_it<T, U>(x: T, y: U)
[INFO] [stdout]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `behind_you_radians`
[INFO] [stdout]   --> session5/generics/src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let behind_you_radians = Radians::from(behind_you);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_behind_you_radians`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `behind_you_radians2`
[INFO] [stdout]   --> session5/generics/src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let behind_you_radians2: Radians = Degrees(180.0).into();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_behind_you_radians2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking cycles v0.1.0 (/opt/rustwide/workdir/session5/cycles)
[INFO] [stdout] warning: function `generics_example_1` is never used
[INFO] [stdout]  --> session5/generics/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn generics_example_1() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generics_example_2` is never used
[INFO] [stdout]   --> session5/generics/src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn generics_example_2() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> session5/generics/src/main.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |         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] 85 |         fn iter(&self) -> HashMapBucketIter<'_, K, V> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking divide_work v0.1.0 (/opt/rustwide/workdir/session2/divide_work)
[INFO] [stderr]     Checking mutexes v0.1.0 (/opt/rustwide/workdir/session2/mutexes)
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> session1/variables/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> session5/lifetimes/src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn borrow<'a>(i: &'a i32, j: &'a i32) -> &'a i32 {
[INFO] [stdout]   |                           ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `borrow` is never used
[INFO] [stdout]  --> session5/lifetimes/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn borrow<'a>(i: &'a i32, j: &'a i32) -> &'a i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking refc v0.1.0 (/opt/rustwide/workdir/session5/refc)
[INFO] [stdout] warning: function `cycle_problem_example` is never used
[INFO] [stdout]  --> session5/cycles/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn cycle_problem_example() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking footgun v0.1.0 (/opt/rustwide/workdir/session2/footgun)
[INFO] [stdout] warning: function `double_or_nothing` is never used
[INFO] [stdout]  --> session1/variables/src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn double_or_nothing(n: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greet` is never used
[INFO] [stdout]   --> session1/variables/src/main.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn greet(s: String) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greet_borrow` is never used
[INFO] [stdout]   --> session1/variables/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn greet_borrow(s: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greet_borrow_mut` is never used
[INFO] [stdout]   --> session1/variables/src/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn greet_borrow_mut(s: &mut String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> session5/cycles/src/main.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Strong(Rc<Node>), // strong reference/pointer
[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] 48 -     Strong(Rc<Node>), // strong reference/pointer
[INFO] [stdout] 48 +     Strong(()), // strong reference/pointer
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> session5/cycles/src/main.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |     Weak(Weak<Node>), // creating a weak link
[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] 49 -     Weak(Weak<Node>), // creating a weak link
[INFO] [stdout] 49 +     Weak(()), // creating a weak link
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dropping v0.1.0 (/opt/rustwide/workdir/session5/dropping)
[INFO] [stderr]     Checking iterators v0.1.0 (/opt/rustwide/workdir/session5/iterators)
[INFO] [stderr]     Checking traits v0.1.0 (/opt/rustwide/workdir/session5/traits)
[INFO] [stdout] warning: unused variable: `my_num`
[INFO] [stdout]   --> session5/dropping/src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let my_num = Box::new(12); // does samething of the "SmartPointer"
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_num`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking alab-live v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parking v0.1.0 (/opt/rustwide/workdir/session2/parking)
[INFO] [stderr]     Checking hello v0.1.0 (/opt/rustwide/workdir/session2/hello)
[INFO] [stderr]     Checking workers v0.1.0 (/opt/rustwide/workdir/session2/workers)
[INFO] [stderr]     Checking ffi v0.1.0 (/opt/rustwide/workdir/session5/ffi)
[INFO] [stdout] warning: trait `DowncastableAnimal` is never used
[INFO] [stdout]   --> session5/traits/src/main.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |     trait DowncastableAnimal {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tortoise` is never constructed
[INFO] [stdout]   --> session5/traits/src/main.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     struct Tortoise;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arc_example_3` is never used
[INFO] [stdout]  --> session5/refc/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn arc_example_3() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> session5/refc/src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     impl SharedData {
[INFO] [stdout]   |     --------------- associated function in this implementation
[INFO] [stdout] 9 |         fn new(s: &str) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arc_example_2` is never used
[INFO] [stdout]   --> session5/refc/src/main.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn arc_example_2() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arc_example_1` is never used
[INFO] [stdout]   --> session5/refc/src/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn arc_example_1() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> session5/refc/src/main.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     impl Droppable {
[INFO] [stdout]    |     -------------- associated function in this implementation
[INFO] [stdout] 60 |         fn new(n: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rc_example` is never used
[INFO] [stdout]    --> session5/refc/src/main.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn rc_example() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> session5/refc/src/main.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     impl Droppable {
[INFO] [stdout]     |     -------------- associated function in this implementation
[INFO] [stdout] 107 |         fn new(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking deadlocks v0.1.0 (/opt/rustwide/workdir/session2/deadlocks)
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]  --> session5/lifetimes/src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn borrow<'a>(i: &'a i32, j: &'a i32) -> &'a i32 {
[INFO] [stdout]   |                           ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `borrow` is never used
[INFO] [stdout]  --> session5/lifetimes/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn borrow<'a>(i: &'a i32, j: &'a i32) -> &'a i32 {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir/session1/hello_world)
[INFO] [stdout] warning: function `hello_thread` is never used
[INFO] [stdout]  --> session2/hello/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn hello_thread(n: u32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking scope_threads v0.1.0 (/opt/rustwide/workdir/session2/scope_threads)
[INFO] [stdout] warning: unused import: `std::fmt::format`
[INFO] [stdout]  --> session1/variables/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::format;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `double_or_nothing` is never used
[INFO] [stdout]  --> session1/variables/src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn double_or_nothing(n: i32) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greet` is never used
[INFO] [stdout]   --> session1/variables/src/main.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn greet(s: String) {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greet_borrow` is never used
[INFO] [stdout]   --> session1/variables/src/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn greet_borrow(s: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `greet_borrow_mut` is never used
[INFO] [stdout]   --> session1/variables/src/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn greet_borrow_mut(s: &mut String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]  --> session5/generics/src/main.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fn just_print_it<T, U>(x: T, y: U)
[INFO] [stdout]   |                                  ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `behind_you_radians`
[INFO] [stdout]   --> session5/generics/src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let behind_you_radians = Radians::from(behind_you);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_behind_you_radians`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `behind_you_radians2`
[INFO] [stdout]   --> session5/generics/src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let behind_you_radians2: Radians = Degrees(180.0).into();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_behind_you_radians2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generics_example_1` is never used
[INFO] [stdout]  --> session5/generics/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn generics_example_1() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generics_example_2` is never used
[INFO] [stdout]   --> session5/generics/src/main.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn generics_example_2() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> session5/generics/src/main.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |         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] 85 |         fn iter(&self) -> HashMapBucketIter<'_, K, V> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> session5/dropping_raii/src/main.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn move_me(x: MyStruct) {
[INFO] [stdout]    |            ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> session5/dropping_raii/src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let y = MyStruct::new(2);
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `has_drop`
[INFO] [stdout]   --> session5/dropping_raii/src/main.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let has_drop = HasDroppables { x: MyStruct::new(4) };
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_drop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `x` is never read
[INFO] [stdout]  --> session5/dropping_raii/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct HasDroppables {
[INFO] [stdout]   |        ------------- field in this struct
[INFO] [stdout] 6 |     x: MyStruct,
[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 `a` is never read
[INFO] [stdout]  --> session5/packing/src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct OneByte {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 2 |     a: u8,
[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 `a` is never read
[INFO] [stdout]  --> session5/packing/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct TwoBytes {
[INFO] [stdout]   |        -------- field in this struct
[INFO] [stdout] 6 |     a: u16,
[INFO] [stdout]   |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> session5/packing/src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct FourBytes {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] 19 |     a: u32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_shared`
[INFO] [stdout]  --> session2/deadlocks/src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let my_shared = Mutex::new(0);
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_shared`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> bonus/best/src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     for i in 0..17 {
[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: constant `N` is never used
[INFO] [stdout]   --> bonus/best/src/main.rs:17:15
[INFO] [stdout]    |
[INFO] [stdout] 17 |         const N:i32 = 1;
[INFO] [stdout]    |               ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `DowncastableAnimal` is never used
[INFO] [stdout]   --> session5/traits/src/main.rs:36:11
[INFO] [stdout]    |
[INFO] [stdout] 36 |     trait DowncastableAnimal {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Tortoise` is never constructed
[INFO] [stdout]   --> session5/traits/src/main.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     struct Tortoise;
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hello_thread` is never used
[INFO] [stdout]  --> session2/hello/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn hello_thread(n: u32) {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cycle_problem_example` is never used
[INFO] [stdout]  --> session5/cycles/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn cycle_problem_example() {
[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]   --> session5/cycles/src/main.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Strong(Rc<Node>), // strong reference/pointer
[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] 48 -     Strong(Rc<Node>), // strong reference/pointer
[INFO] [stdout] 48 +     Strong(()), // strong reference/pointer
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> session5/cycles/src/main.rs:49:10
[INFO] [stdout]    |
[INFO] [stdout] 49 |     Weak(Weak<Node>), // creating a weak link
[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] 49 -     Weak(Weak<Node>), // creating a weak link
[INFO] [stdout] 49 +     Weak(()), // creating a weak link
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_shared`
[INFO] [stdout]  --> session2/deadlocks/src/main.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let my_shared = Mutex::new(0);
[INFO] [stdout]   |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_shared`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_num`
[INFO] [stdout]   --> session5/dropping/src/main.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let my_num = Box::new(12); // does samething of the "SmartPointer"
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_num`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arc_example_3` is never used
[INFO] [stdout]  --> session5/refc/src/main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn arc_example_3() {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> session5/refc/src/main.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     impl SharedData {
[INFO] [stdout]   |     --------------- associated function in this implementation
[INFO] [stdout] 9 |         fn new(s: &str) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arc_example_2` is never used
[INFO] [stdout]   --> session5/refc/src/main.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn arc_example_2() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `arc_example_1` is never used
[INFO] [stdout]   --> session5/refc/src/main.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn arc_example_1() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> session5/refc/src/main.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     impl Droppable {
[INFO] [stdout]    |     -------------- associated function in this implementation
[INFO] [stdout] 60 |         fn new(n: i32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `rc_example` is never used
[INFO] [stdout]    --> session5/refc/src/main.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn rc_example() {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> session5/refc/src/main.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |     impl Droppable {
[INFO] [stdout]     |     -------------- associated function in this implementation
[INFO] [stdout] 107 |         fn new(n: i32) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.15
[INFO] [stderr]    Compiling equator-macro v0.4.2
[INFO] [stderr]    Compiling bytemuck_derive v1.10.1
[INFO] [stderr]    Compiling profiling-procmacros v1.0.17
[INFO] [stderr]     Checking equator v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking aligned-vec v0.6.4
[INFO] [stderr]     Checking profiling v1.0.17
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking bytemuck v1.23.2
[INFO] [stderr]     Checking v_frame v0.3.9
[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/416264364aa47959f5827723e1d7dabc95d0744b/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.47.1/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=7e8a293f87393b1a -C extra-filename=-15b8972d2cdf348a --out-dir /opt/rustwide/target/debug/build/tokio/15b8972d2cdf348a/out -L dependency=/opt/rustwide/target/debug/build/libc/d6ee29590563fcea/out --extern bytes=/opt/rustwide/target/debug/build/bytes/1e0f2c5263ca78fd/out/libbytes-1e0f2c5263ca78fd.rmeta --extern libc=/opt/rustwide/target/debug/build/libc/d6ee29590563fcea/out/liblibc-d6ee29590563fcea.rmeta --extern mio=/opt/rustwide/target/debug/build/mio/53f1a0d49ba720a9/out/libmio-53f1a0d49ba720a9.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/socket2/04a1dcfa956f5507/out/libsocket2-04a1dcfa956f5507.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] [stderr] warning: unused dependency `num_cpus`
[INFO] [stderr]  --> session2/workers2/Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | num_cpus = "1.16.0"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `num_cpus`
[INFO] [stderr] warning: `workers2` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "inspect" "365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435", kill_on_drop: false }`
[INFO] [stdout] 365ad1422f29c0556cdc3d96255466be4fdbf90984d73987b6bc680e08b46435
