[INFO] cloning repository https://github.com/ZZH-Finalize/rust-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZZH-Finalize/rust-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZZH-Finalize%2Frust-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZZH-Finalize%2Frust-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 188d9ab2716abb76a85595ce6d0911fadbb90d85
[INFO] checking ZZH-Finalize/rust-demo against 416264364aa47959f5827723e1d7dabc95d0744b for pr-162242
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZZH-Finalize%2Frust-demo" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ZZH-Finalize/rust-demo
[INFO] finished tweaking git repo https://github.com/ZZH-Finalize/rust-demo
[INFO] tweaked toml for git repo https://github.com/ZZH-Finalize/rust-demo written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ZZH-Finalize/rust-demo 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/ZZH-Finalize/rust-demo 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 `exception_handle` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../exception_handle
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `exception-handle`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/exception_handle.rs
[INFO] [stderr] 1 + src/bin/exception-handle.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `inner_traits` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../inner_traits
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `inner-traits`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/inner_traits.rs
[INFO] [stderr] 1 + src/bin/inner-traits.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `match_if` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../match_if
[INFO] [stderr]   |                                                  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `match-if`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/match_if.rs
[INFO] [stderr] 1 + src/bin/match-if.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `rust_basic` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-4-tc2/source/target/.../rust_basic
[INFO] [stderr]    |                                                  ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-basic`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "rust_basic"
[INFO] [stderr] 18 + name = "rust-basic"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-basic`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 ~ version = "0.1.0"
[INFO] [stderr] 21 + [[bin]]
[INFO] [stderr] 22 + name = "rust-basic"
[INFO] [stderr] 23 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `serde_custom` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../serde_custom
[INFO] [stderr]   |                                                  ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `serde-custom`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/serde_custom.rs
[INFO] [stderr] 1 + src/bin/serde-custom.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `serde_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../serde_demo
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `serde-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/serde_demo.rs
[INFO] [stderr] 1 + src/bin/serde-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `str_string` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../str_string
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `str-string`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/str_string.rs
[INFO] [stderr] 1 + src/bin/str-string.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `tuple_array` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../tuple_array
[INFO] [stderr]   |                                                  ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `tuple-array`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/tuple_array.rs
[INFO] [stderr] 1 + src/bin/tuple-array.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `unit_tests` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-4-tc2/source/target/.../unit_tests
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `unit-tests`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/unit_tests.rs
[INFO] [stderr] 1 + src/bin/unit-tests.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `rust_basic` (manifest) generated 9 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315
[INFO] running `Command { std: "docker" "start" "956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315", 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" "956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315", 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" "956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315" "/opt/rustwide/cargo-home/bin/cargo" "+416264364aa47959f5827723e1d7dabc95d0744b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `exception_handle` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../exception_handle
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `exception-handle`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/exception_handle.rs
[INFO] [stderr] 1 + src/bin/exception-handle.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `inner_traits` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../inner_traits
[INFO] [stderr]   |                          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `inner-traits`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/inner_traits.rs
[INFO] [stderr] 1 + src/bin/inner-traits.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `match_if` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../match_if
[INFO] [stderr]   |                          ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `match-if`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/match_if.rs
[INFO] [stderr] 1 + src/bin/match-if.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `rust_basic` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../rust_basic
[INFO] [stderr]    |                          ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-basic`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 - name = "rust_basic"
[INFO] [stderr] 18 + name = "rust-basic"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `rust-basic`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 ~ version = "0.1.0"
[INFO] [stderr] 21 + [[bin]]
[INFO] [stderr] 22 + name = "rust-basic"
[INFO] [stderr] 23 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: binary `serde_custom` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../serde_custom
[INFO] [stderr]   |                          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `serde-custom`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/serde_custom.rs
[INFO] [stderr] 1 + src/bin/serde-custom.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `serde_demo` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../serde_demo
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `serde-demo`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/serde_demo.rs
[INFO] [stderr] 1 + src/bin/serde-demo.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `str_string` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../str_string
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `str-string`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/str_string.rs
[INFO] [stderr] 1 + src/bin/str-string.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `tuple_array` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../tuple_array
[INFO] [stderr]   |                          ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `tuple-array`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/tuple_array.rs
[INFO] [stderr] 1 + src/bin/tuple-array.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `unit_tests` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../unit_tests
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `unit-tests`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/unit_tests.rs
[INFO] [stderr] 1 + src/bin/unit-tests.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `rust_basic` (manifest) generated 9 warnings
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.2.65
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]     Checking bitflags v2.13.0
[INFO] [stderr]    Compiling dtt v0.0.5
[INFO] [stderr]     Checking time v0.3.51
[INFO] [stderr]     Checking os_pipe v1.2.3
[INFO] [stderr]    Compiling vrd v0.0.5
[INFO] [stderr]     Checking bytes v1.12.0
[INFO] [stderr]    Compiling vrd v0.0.4
[INFO] [stderr]     Checking sigchld v0.2.4
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]    Compiling rlg v0.0.2
[INFO] [stderr]     Checking console v0.15.11
[INFO] [stderr]     Checking shared_child v1.1.1
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]    Compiling xtasks v0.0.2
[INFO] [stderr]    Compiling openssl v0.10.81
[INFO] [stderr]    Compiling rlg v0.0.3
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking duct v0.13.7
[INFO] [stderr]    Compiling serde_yml v0.0.4
[INFO] [stderr]     Checking jiff v0.2.29
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking fs_extra v1.3.0
[INFO] [stderr]     Checking uuid v1.23.3
[INFO] [stderr]     Checking figlet-rs v0.1.5
[INFO] [stderr]    Compiling openssl-src v300.6.1+3.6.3
[INFO] [stderr]    Compiling openssl-sys v0.9.117
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.6.1
[INFO] [stderr]     Checking regex v1.12.4
[INFO] [stderr]     Checking env_filter v1.0.1
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking env_logger v0.11.10
[INFO] [stderr]     Checking dialoguer v0.11.0
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.12.0
[INFO] [stderr]    Compiling derive_builder_macro v0.12.0
[INFO] [stderr]     Checking derive_builder v0.12.0
[INFO] [stderr]     Checking rust_basic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/bin/serde_custom.rs:1:72
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{de::Visitor, ser::SerializeStruct, Deserialize, Serialize, Serializer};
[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: `fmt::Write`
[INFO] [stdout]  --> src/bin/serde_custom.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::Write, process::ExitCode};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Serializer`
[INFO] [stdout]  --> src/bin/serde_custom.rs:1:72
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{de::Visitor, ser::SerializeStruct, Deserialize, Serialize, Serializer};
[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: `fmt::Write`
[INFO] [stdout]  --> src/bin/serde_custom.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::Write, process::ExitCode};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `de::Visitor`
[INFO] [stdout]  --> src/bin/serde_demo.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, de::Visitor, Deserialize, Serialize};
[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: `ops::Add`
[INFO] [stdout]  --> src/bin/serde_demo.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{ops::Add, process::ExitCode};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeType1` is never constructed
[INFO] [stdout]  --> src/bin/inner_traits.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 |     pub struct SomeType1 {
[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 `SomeType2` is never constructed
[INFO] [stdout]  --> src/bin/inner_traits.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub struct SomeType2 {
[INFO] [stdout]   |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeType1` is never constructed
[INFO] [stdout]   --> src/bin/inner_traits.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub struct SomeType1 {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeType2` is never constructed
[INFO] [stdout]   --> src/bin/inner_traits.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub struct SomeType2 {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeType3` is never constructed
[INFO] [stdout]   --> src/bin/inner_traits.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub struct SomeType3 {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `val` is never read
[INFO] [stdout]   --> src/bin/inner_traits.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub struct SomeType1 {
[INFO] [stdout]    |                --------- field in this struct
[INFO] [stdout] 55 |         pub val: u32,
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SomeType1` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeType1` is never constructed
[INFO] [stdout]   --> src/bin/inner_traits.rs:71:16
[INFO] [stdout]    |
[INFO] [stdout] 71 |     pub struct SomeType1 {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SomeType2` is never constructed
[INFO] [stdout]   --> src/bin/inner_traits.rs:76:16
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub struct SomeType2 {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `de::Visitor`
[INFO] [stdout]  --> src/bin/serde_demo.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{self, de::Visitor, Deserialize, Serialize};
[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: `ops::Add`
[INFO] [stdout]  --> src/bin/serde_demo.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{ops::Add, process::ExitCode};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `val` is never read
[INFO] [stdout]   --> src/bin/inner_traits.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub struct SomeType1 {
[INFO] [stdout]    |                --------- field in this struct
[INFO] [stdout] 55 |         pub val: u32,
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SomeType1` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 10s
[INFO] running `Command { std: "docker" "inspect" "956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315", kill_on_drop: false }`
[INFO] [stdout] 956af2107c77ea6b0c07cea6956a387823d33c5b6916c57d0c633a1bf2be5315