[INFO] cloning repository https://github.com/tokiwadai/rust_prog_lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tokiwadai/rust_prog_lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokiwadai%2Frust_prog_lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokiwadai%2Frust_prog_lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34d19f5d2570b49f3aac99664021021050edada3
[INFO] checking tokiwadai/rust_prog_lang against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokiwadai%2Frust_prog_lang" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tokiwadai/rust_prog_lang
[INFO] finished tweaking git repo https://github.com/tokiwadai/rust_prog_lang
[INFO] tweaked toml for git repo https://github.com/tokiwadai/rust_prog_lang written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tokiwadai/rust_prog_lang on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tokiwadai/rust_prog_lang 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `1_box_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../1_box_samples
[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 `1-box-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:162:8
[INFO] [stderr]     |
[INFO] [stderr] 162 - name = "1_box_samples"
[INFO] [stderr] 162 + name = "1-box-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `1_closure_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../1_closure_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `1-closure-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:138:8
[INFO] [stderr]     |
[INFO] [stderr] 138 - name = "1_closure_samples"
[INFO] [stderr] 138 + name = "1-closure-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `1_enum_sample` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../1_enum_sample
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `1-enum-sample`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 - name = "1_enum_sample"
[INFO] [stderr] 50 + name = "1-enum-sample"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `1_generic_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../1_generic_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `1-generic-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:110:8
[INFO] [stderr]     |
[INFO] [stderr] 110 - name = "1_generic_samples"
[INFO] [stderr] 110 + name = "1-generic-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `1_panic_samples` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../1_panic_samples
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `1-panic-samples`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 - name = "1_panic_samples"
[INFO] [stderr] 94 + name = "1-panic-samples"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `1_struct_sample` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../1_struct_sample
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `1-struct-sample`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 - name = "1_struct_sample"
[INFO] [stderr] 42 + name = "1-struct-sample"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `1_test_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../1_test_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `1-test-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:134:8
[INFO] [stderr]     |
[INFO] [stderr] 134 - name = "1_test_samples"
[INFO] [stderr] 134 + name = "1-test-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `1_thread_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../1_thread_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `1-thread-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:190:8
[INFO] [stderr]     |
[INFO] [stderr] 190 - name = "1_thread_samples"
[INFO] [stderr] 190 + name = "1-thread-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `1_variable_scope` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../1_variable_scope
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `1-variable-scope`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 - name = "1_variable_scope"
[INFO] [stderr] 10 + name = "1-variable-scope"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `1_vec_sample` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../1_vec_sample
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `1-vec-sample`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 - name = "1_vec_sample"
[INFO] [stderr] 74 + name = "1-vec-sample"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `2_closure_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../2_closure_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `2-closure-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:142:8
[INFO] [stderr]     |
[INFO] [stderr] 142 - name = "2_closure_samples"
[INFO] [stderr] 142 + name = "2-closure-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `2_drop_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../2_drop_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `2-drop-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:166:8
[INFO] [stderr]     |
[INFO] [stderr] 166 - name = "2_drop_samples"
[INFO] [stderr] 166 + name = "2-drop-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `2_enum_sample` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../2_enum_sample
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `2-enum-sample`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 - name = "2_enum_sample"
[INFO] [stderr] 54 + name = "2-enum-sample"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `2_result_recoverable_samples` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../2_result_recoverable_samples
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `2-result-recoverable-samples`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:98:8
[INFO] [stderr]    |
[INFO] [stderr] 98 - name = "2_result_recoverable_samples"
[INFO] [stderr] 98 + name = "2-result-recoverable-samples"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `2_struct_rect_sample` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../2_struct_rect_sample
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `2-struct-rect-sample`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 - name = "2_struct_rect_sample"
[INFO] [stderr] 46 + name = "2-struct-rect-sample"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `2_thread_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../2_thread_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `2-thread-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:194:8
[INFO] [stderr]     |
[INFO] [stderr] 194 - name = "2_thread_samples"
[INFO] [stderr] 194 + name = "2-thread-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `2_trait_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../2_trait_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `2-trait-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:114:8
[INFO] [stderr]     |
[INFO] [stderr] 114 - name = "2_trait_samples"
[INFO] [stderr] 114 + name = "2-trait-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `2_variable_move` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../2_variable_move
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `2-variable-move`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 - name = "2_variable_move"
[INFO] [stderr] 14 + name = "2-variable-move"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `2_vec_immut_ref` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../2_vec_immut_ref
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `2-vec-immut-ref`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:78:8
[INFO] [stderr]    |
[INFO] [stderr] 78 - name = "2_vec_immut_ref"
[INFO] [stderr] 78 + name = "2-vec-immut-ref"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `3_closure_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../3_closure_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `3-closure-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:146:8
[INFO] [stderr]     |
[INFO] [stderr] 146 - name = "3_closure_samples"
[INFO] [stderr] 146 + name = "3-closure-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `3_enum_sample` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../3_enum_sample
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `3-enum-sample`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 - name = "3_enum_sample"
[INFO] [stderr] 58 + name = "3-enum-sample"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `3_generic_trait_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../3_generic_trait_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `3-generic-trait-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:118:8
[INFO] [stderr]     |
[INFO] [stderr] 118 - name = "3_generic_trait_samples"
[INFO] [stderr] 118 + name = "3-generic-trait-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `3_rc_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../3_rc_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `3-rc-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:170:8
[INFO] [stderr]     |
[INFO] [stderr] 170 - name = "3_rc_samples"
[INFO] [stderr] 170 + name = "3-rc-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `3_result_matching_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../3_result_matching_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `3-result-matching-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 - name = "3_result_matching_samples"
[INFO] [stderr] 102 + name = "3-result-matching-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `3_thread_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../3_thread_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `3-thread-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:198:8
[INFO] [stderr]     |
[INFO] [stderr] 198 - name = "3_thread_samples"
[INFO] [stderr] 198 + name = "3-thread-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `3_variable_ownership` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../3_variable_ownership
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `3-variable-ownership`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "3_variable_ownership"
[INFO] [stderr] 18 + name = "3-variable-ownership"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `3_vec_iter` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../3_vec_iter
[INFO] [stderr]    |                                                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `3-vec-iter`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:82:8
[INFO] [stderr]    |
[INFO] [stderr] 82 - name = "3_vec_iter"
[INFO] [stderr] 82 + name = "3-vec-iter"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `4_closure_thread_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../4_closure_thread_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `4-closure-thread-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:202:8
[INFO] [stderr]     |
[INFO] [stderr] 202 - name = "4_closure_thread_samples"
[INFO] [stderr] 202 + name = "4-closure-thread-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `4_enum_sample` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../4_enum_sample
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `4-enum-sample`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:62:8
[INFO] [stderr]    |
[INFO] [stderr] 62 - name = "4_enum_sample"
[INFO] [stderr] 62 + name = "4-enum-sample"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `4_generic_trait_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../4_generic_trait_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `4-generic-trait-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:122:8
[INFO] [stderr]     |
[INFO] [stderr] 122 - name = "4_generic_trait_samples"
[INFO] [stderr] 122 + name = "4-generic-trait-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `4_iterator_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../4_iterator_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `4-iterator-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:150:8
[INFO] [stderr]     |
[INFO] [stderr] 150 - name = "4_iterator_samples"
[INFO] [stderr] 150 + name = "4-iterator-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `4_propagating_error` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../4_propagating_error
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `4-propagating-error`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:106:8
[INFO] [stderr]     |
[INFO] [stderr] 106 - name = "4_propagating_error"
[INFO] [stderr] 106 + name = "4-propagating-error"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `4_refcell_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../4_refcell_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `4-refcell-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:174:8
[INFO] [stderr]     |
[INFO] [stderr] 174 - name = "4_refcell_samples"
[INFO] [stderr] 174 + name = "4-refcell-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `4_reference_borrowing` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../4_reference_borrowing
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `4-reference-borrowing`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 - name = "4_reference_borrowing"
[INFO] [stderr] 22 + name = "4-reference-borrowing"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `4_string_samples` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../4_string_samples
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `4-string-samples`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:86:8
[INFO] [stderr]    |
[INFO] [stderr] 86 - name = "4_string_samples"
[INFO] [stderr] 86 + name = "4-string-samples"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `5_channel_thread_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../5_channel_thread_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `5-channel-thread-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:206:8
[INFO] [stderr]     |
[INFO] [stderr] 206 - name = "5_channel_thread_samples"
[INFO] [stderr] 206 + name = "5-channel-thread-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `5_closure_iter_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../5_closure_iter_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `5-closure-iter-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:154:8
[INFO] [stderr]     |
[INFO] [stderr] 154 - name = "5_closure_iter_samples"
[INFO] [stderr] 154 + name = "5-closure-iter-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `5_enum_option` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../5_enum_option
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `5-enum-option`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:66:8
[INFO] [stderr]    |
[INFO] [stderr] 66 - name = "5_enum_option"
[INFO] [stderr] 66 + name = "5-enum-option"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `5_hashmap_samples` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../5_hashmap_samples
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `5-hashmap-samples`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 - name = "5_hashmap_samples"
[INFO] [stderr] 90 + name = "5-hashmap-samples"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `5_lifetime_generic_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../5_lifetime_generic_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `5-lifetime-generic-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:126:8
[INFO] [stderr]     |
[INFO] [stderr] 126 - name = "5_lifetime_generic_samples"
[INFO] [stderr] 126 + name = "5-lifetime-generic-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `5_mut_immut_references` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../5_mut_immut_references
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `5-mut-immut-references`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 - name = "5_mut_immut_references"
[INFO] [stderr] 26 + name = "5-mut-immut-references"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `5_rc_refcell_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../5_rc_refcell_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `5-rc-refcell-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:178:8
[INFO] [stderr]     |
[INFO] [stderr] 178 - name = "5_rc_refcell_samples"
[INFO] [stderr] 178 + name = "5-rc-refcell-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `6_create_own_iter_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../6_create_own_iter_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `6-create-own-iter-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:158:8
[INFO] [stderr]     |
[INFO] [stderr] 158 - name = "6_create_own_iter_samples"
[INFO] [stderr] 158 + name = "6-create-own-iter-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `6_dangle_reference` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../6_dangle_reference
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `6-dangle-reference`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 - name = "6_dangle_reference"
[INFO] [stderr] 30 + name = "6-dangle-reference"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `6_enum_if_let` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../6_enum_if_let
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `6-enum-if-let`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 - name = "6_enum_if_let"
[INFO] [stderr] 70 + name = "6-enum-if-let"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `6_lifetime_generic_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../6_lifetime_generic_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `6-lifetime-generic-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:130:8
[INFO] [stderr]     |
[INFO] [stderr] 130 - name = "6_lifetime_generic_samples"
[INFO] [stderr] 130 + name = "6-lifetime-generic-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `6_mutex_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../6_mutex_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `6-mutex-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:210:8
[INFO] [stderr]     |
[INFO] [stderr] 210 - name = "6_mutex_samples"
[INFO] [stderr] 210 + name = "6-mutex-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `6_ref_cycle_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../6_ref_cycle_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `6-ref-cycle-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:182:8
[INFO] [stderr]     |
[INFO] [stderr] 182 - name = "6_ref_cycle_samples"
[INFO] [stderr] 182 + name = "6-ref-cycle-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `7_rc_weak_samples` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../7_rc_weak_samples
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `7-rc-weak-samples`, convert `bin.name`
[INFO] [stderr]    --> Cargo.toml:186:8
[INFO] [stderr]     |
[INFO] [stderr] 186 - name = "7_rc_weak_samples"
[INFO] [stderr] 186 + name = "7-rc-weak-samples"
[INFO] [stderr]     |
[INFO] [stderr] warning: binary `7_string_slices` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../7_string_slices
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `7-string-slices`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 - name = "7_string_slices"
[INFO] [stderr] 34 + name = "7-string-slices"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `8_string_literal_slices` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-2-tc1/source/target/.../8_string_literal_slices
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `8-string-literal-slices`, convert `bin.name`
[INFO] [stderr]   --> Cargo.toml:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 - name = "8_string_literal_slices"
[INFO] [stderr] 38 + name = "8-string-literal-slices"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `rust_prog_lang` should have a kebab-case name
[INFO] [stderr]     |
[INFO] [stderr]   1 | /workspace/builds/worker-2-tc1/source/target/.../rust_prog_lang
[INFO] [stderr]     |                                                  ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `rust-prog-lang`, convert `package.name`
[INFO] [stderr]    --> Cargo.toml:218:8
[INFO] [stderr]     |
[INFO] [stderr] 218 - name = "rust_prog_lang"
[INFO] [stderr] 218 + name = "rust-prog-lang"
[INFO] [stderr]     |
[INFO] [stderr] help: to change the binary name to `rust-prog-lang`, specify `bin.name`
[INFO] [stderr]    --> Cargo.toml:221:19
[INFO] [stderr]     |
[INFO] [stderr] 221 ~ [profile.release]
[INFO] [stderr] 222 + [[bin]]
[INFO] [stderr] 223 + name = "rust-prog-lang"
[INFO] [stderr] 224 + path = "src/main.rs"
[INFO] [stderr]     |
[INFO] [stderr] warning: `rust_prog_lang` (manifest) generated 52 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds


overridden task result to prepare-fail:timeout

Caused by:
    0: uncategorized prepare error
    1: no output for 300 seconds