[INFO] cloning repository https://github.com/suhanyujie/hello_cargo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suhanyujie/hello_cargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhanyujie%2Fhello_cargo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhanyujie%2Fhello_cargo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e2ca02230864e628c8cd21c7090da828459fec11 [INFO] testing suhanyujie/hello_cargo against nightly-2025-01-18 for randomize-layout-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuhanyujie%2Fhello_cargo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/suhanyujie/hello_cargo on toolchain nightly-2025-01-18 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/suhanyujie/hello_cargo [INFO] finished tweaking git repo https://github.com/suhanyujie/hello_cargo [INFO] tweaked toml for git repo https://github.com/suhanyujie/hello_cargo written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/suhanyujie/hello_cargo 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-xid v0.1.0 [INFO] [stderr] Downloaded quote v0.6.10 [INFO] [stderr] Downloaded structopt-derive v0.2.14 [INFO] [stderr] Downloaded structopt v0.2.14 [INFO] [stderr] Downloaded redox_termios v0.1.1 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.3.3 [INFO] [stderr] Downloaded atty v0.2.11 [INFO] [stderr] Downloaded cfg-if v0.1.6 [INFO] [stderr] Downloaded rdrand v0.4.0 [INFO] [stderr] Downloaded heck v0.3.1 [INFO] [stderr] Downloaded version_check v0.1.5 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded memchr v2.1.2 [INFO] [stderr] Downloaded byteorder v1.2.7 [INFO] [stderr] Downloaded csv-core v0.1.5 [INFO] [stderr] Downloaded serde v1.0.84 [INFO] [stderr] Downloaded encode_unicode v0.3.5 [INFO] [stderr] Downloaded rand v0.4.5 [INFO] [stderr] Downloaded fuchsia-zircon v0.3.3 [INFO] [stderr] Downloaded syn v0.15.26 [INFO] [stderr] Downloaded serde_derive v1.0.84 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded redox_syscall v0.1.50 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded libc v0.2.47 [INFO] [stderr] Downloaded unicode-segmentation v1.2.1 [INFO] [stderr] Downloaded proc-macro2 v0.4.25 [INFO] [stderr] Downloaded prettytable-rs v0.8.0 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded lazy_static v1.2.0 [INFO] [stderr] Downloaded rand_core v0.3.0 [INFO] [stderr] Downloaded rand v0.3.22 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded csv v1.0.5 [INFO] [stderr] Downloaded bincode v1.0.1 [INFO] [stderr] Downloaded winapi v0.3.6 [INFO] [stderr] Downloaded term v0.5.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2da85c82db48cc286fb93d632ba897c874393f559f71a9100f1176fa332f803e [INFO] running `Command { std: "docker" "start" "-a" "2da85c82db48cc286fb93d632ba897c874393f559f71a9100f1176fa332f803e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2da85c82db48cc286fb93d632ba897c874393f559f71a9100f1176fa332f803e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2da85c82db48cc286fb93d632ba897c874393f559f71a9100f1176fa332f803e", kill_on_drop: false }` [INFO] [stdout] 2da85c82db48cc286fb93d632ba897c874393f559f71a9100f1176fa332f803e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70f290bdd0129a47013abbd2d31ad8df2b5c5f7f2fc7f14a927d8a3507fc507d [INFO] running `Command { std: "docker" "start" "-a" "70f290bdd0129a47013abbd2d31ad8df2b5c5f7f2fc7f14a927d8a3507fc507d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.47 [INFO] [stderr] Compiling proc-macro2 v0.4.25 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling serde v1.0.84 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling encode_unicode v0.3.5 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling rand v0.4.5 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling csv-core v0.1.5 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling csv v1.0.5 [INFO] [stderr] Compiling bincode v1.0.1 [INFO] [stderr] Compiling prettytable-rs v0.8.0 [INFO] [stderr] Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/service.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/service.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/service.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^-------- [INFO] [stdout] | | [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Todo` [INFO] [stdout] 17 | struct Todo { [INFO] [stdout] | ---- `Todo` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/service.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Todo` [INFO] [stdout] 17 | struct Todo { [INFO] [stdout] | ---- `Todo` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hello_cargo::test_code::t1` [INFO] [stdout] --> src/bin/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use hello_cargo::test_code::t1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `word1` [INFO] [stdout] --> src/bin/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let word1 = &my_str1[..]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_word1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/main.rs:59:15 [INFO] [stdout] | [INFO] [stdout] 59 | fn slice_show(s: &str) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> src/bin/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Message` is never used [INFO] [stdout] --> src/bin/main.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `first_word` is never used [INFO] [stdout] --> src/bin/main.rs:78:4 [INFO] [stdout] | [INFO] [stdout] 78 | fn first_word(s: &String) -> &str { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `about_slice` is never used [INFO] [stdout] --> src/bin/main.rs:89:4 [INFO] [stdout] | [INFO] [stdout] 89 | fn about_slice() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ownership_change` is never used [INFO] [stdout] --> src/bin/main.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn ownership_change() -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mutable_ref_example` is never used [INFO] [stdout] --> src/bin/main.rs:106:4 [INFO] [stdout] | [INFO] [stdout] 106 | fn mutable_ref_example(s: &mut String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reference_example` is never used [INFO] [stdout] --> src/bin/main.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn reference_example(s: &String) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multipleReturnVal` is never used [INFO] [stdout] --> src/bin/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn multipleReturnVal(s: String) -> (String, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `copyDeeply` is never used [INFO] [stdout] --> src/bin/main.rs:123:4 [INFO] [stdout] | [INFO] [stdout] 123 | fn copyDeeply() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `five` is never used [INFO] [stdout] --> src/bin/main.rs:131:4 [INFO] [stdout] | [INFO] [stdout] 131 | fn five() -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/main.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | handle(Command::from_args()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 45 | let _ = handle(Command::from_args()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multipleReturnVal` should have a snake case name [INFO] [stdout] --> src/bin/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn multipleReturnVal(s: String) -> (String, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `multiple_return_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `copyDeeply` should have a snake case name [INFO] [stdout] --> src/bin/main.rs:123:4 [INFO] [stdout] | [INFO] [stdout] 123 | fn copyDeeply() { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `copy_deeply` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.93s [INFO] running `Command { std: "docker" "inspect" "70f290bdd0129a47013abbd2d31ad8df2b5c5f7f2fc7f14a927d8a3507fc507d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70f290bdd0129a47013abbd2d31ad8df2b5c5f7f2fc7f14a927d8a3507fc507d", kill_on_drop: false }` [INFO] [stdout] 70f290bdd0129a47013abbd2d31ad8df2b5c5f7f2fc7f14a927d8a3507fc507d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88ea4d2b1f080ed9566375fdbcd67e7a0551bcb1a4330505af7cf05fc3c64b15 [INFO] running `Command { std: "docker" "start" "-a" "88ea4d2b1f080ed9566375fdbcd67e7a0551bcb1a4330505af7cf05fc3c64b15", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/service.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/service.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling hello_cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/service.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^-------- [INFO] [stdout] | | [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Todo` [INFO] [stdout] 17 | struct Todo { [INFO] [stdout] | ---- `Todo` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/service.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Todo` [INFO] [stdout] 17 | struct Todo { [INFO] [stdout] | ---- `Todo` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hello_cargo::test_code::t1` [INFO] [stdout] --> src/bin/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use hello_cargo::test_code::t1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `word1` [INFO] [stdout] --> src/bin/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let word1 = &my_str1[..]; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_word1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/bin/main.rs:59:15 [INFO] [stdout] | [INFO] [stdout] 59 | fn slice_show(s: &str) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `User` is never constructed [INFO] [stdout] --> src/bin/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct User { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Message` is never used [INFO] [stdout] --> src/bin/main.rs:22:6 [INFO] [stdout] | [INFO] [stdout] 22 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `first_word` is never used [INFO] [stdout] --> src/bin/main.rs:78:4 [INFO] [stdout] | [INFO] [stdout] 78 | fn first_word(s: &String) -> &str { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `about_slice` is never used [INFO] [stdout] --> src/bin/main.rs:89:4 [INFO] [stdout] | [INFO] [stdout] 89 | fn about_slice() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ownership_change` is never used [INFO] [stdout] --> src/bin/main.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn ownership_change() -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mutable_ref_example` is never used [INFO] [stdout] --> src/bin/main.rs:106:4 [INFO] [stdout] | [INFO] [stdout] 106 | fn mutable_ref_example(s: &mut String) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reference_example` is never used [INFO] [stdout] --> src/bin/main.rs:112:4 [INFO] [stdout] | [INFO] [stdout] 112 | fn reference_example(s: &String) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multipleReturnVal` is never used [INFO] [stdout] --> src/bin/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn multipleReturnVal(s: String) -> (String, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `copyDeeply` is never used [INFO] [stdout] --> src/bin/main.rs:123:4 [INFO] [stdout] | [INFO] [stdout] 123 | fn copyDeeply() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `five` is never used [INFO] [stdout] --> src/bin/main.rs:131:4 [INFO] [stdout] | [INFO] [stdout] 131 | fn five() -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/main.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | handle(Command::from_args()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 45 | let _ = handle(Command::from_args()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `multipleReturnVal` should have a snake case name [INFO] [stdout] --> src/bin/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn multipleReturnVal(s: String) -> (String, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `multiple_return_val` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `copyDeeply` should have a snake case name [INFO] [stdout] --> src/bin/main.rs:123:4 [INFO] [stdout] | [INFO] [stdout] 123 | fn copyDeeply() { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `copy_deeply` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/service.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/service.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/service.rs:16:10 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^-------- [INFO] [stdout] | | [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Todo` [INFO] [stdout] 17 | struct Todo { [INFO] [stdout] | ---- `Todo` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/service.rs:16:21 [INFO] [stdout] | [INFO] [stdout] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stdout] | ^---------- [INFO] [stdout] | | [INFO] [stdout] | `Deserialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Todo` [INFO] [stdout] 17 | struct Todo { [INFO] [stdout] | ---- `Todo` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "88ea4d2b1f080ed9566375fdbcd67e7a0551bcb1a4330505af7cf05fc3c64b15", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88ea4d2b1f080ed9566375fdbcd67e7a0551bcb1a4330505af7cf05fc3c64b15", kill_on_drop: false }` [INFO] [stdout] 88ea4d2b1f080ed9566375fdbcd67e7a0551bcb1a4330505af7cf05fc3c64b15 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9926856e68c6fb3c5794c60aabd26bfdd9874334c19f54c2b07838fa12f98cbe [INFO] running `Command { std: "docker" "start" "-a" "9926856e68c6fb3c5794c60aabd26bfdd9874334c19f54c2b07838fa12f98cbe", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/service.rs:16:10 [INFO] [stderr] | [INFO] [stderr] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/service.rs:16:21 [INFO] [stderr] | [INFO] [stderr] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `Deserialize` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stderr] --> src/service.rs:16:10 [INFO] [stderr] | [INFO] [stderr] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stderr] | ^-------- [INFO] [stderr] | | [INFO] [stderr] | `Serialize` is not local [INFO] [stderr] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Todo` [INFO] [stderr] 17 | struct Todo { [INFO] [stderr] | ---- `Todo` is not local [INFO] [stderr] | [INFO] [stderr] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stderr] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stderr] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stderr] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stderr] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stderr] --> src/service.rs:16:21 [INFO] [stderr] | [INFO] [stderr] 16 | #[derive(Serialize, Deserialize, Debug)] [INFO] [stderr] | ^---------- [INFO] [stderr] | | [INFO] [stderr] | `Deserialize` is not local [INFO] [stderr] | move the `impl` block outside of this constant `_IMPL_DESERIALIZE_FOR_Todo` [INFO] [stderr] 17 | struct Todo { [INFO] [stderr] | ---- `Todo` is not local [INFO] [stderr] | [INFO] [stderr] = note: the derive macro `Deserialize` defines the non-local `impl`, and may need to be changed [INFO] [stderr] = note: the derive macro `Deserialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stderr] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stderr] = note: this warning originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `hello_cargo` (lib) generated 4 warnings [INFO] [stderr] warning: `hello_cargo` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: unused import: `hello_cargo::test_code::t1` [INFO] [stderr] --> src/bin/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use hello_cargo::test_code::t1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `word1` [INFO] [stderr] --> src/bin/main.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | let word1 = &my_str1[..]; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_word1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/main.rs:59:15 [INFO] [stderr] | [INFO] [stderr] 59 | fn slice_show(s: &str) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: struct `User` is never constructed [INFO] [stderr] --> src/bin/main.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | struct User { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: enum `Message` is never used [INFO] [stderr] --> src/bin/main.rs:22:6 [INFO] [stderr] | [INFO] [stderr] 22 | enum Message { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `first_word` is never used [INFO] [stderr] --> src/bin/main.rs:78:4 [INFO] [stderr] | [INFO] [stderr] 78 | fn first_word(s: &String) -> &str { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `about_slice` is never used [INFO] [stderr] --> src/bin/main.rs:89:4 [INFO] [stderr] | [INFO] [stderr] 89 | fn about_slice() { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `ownership_change` is never used [INFO] [stderr] --> src/bin/main.rs:100:4 [INFO] [stderr] | [INFO] [stderr] 100 | fn ownership_change() -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `mutable_ref_example` is never used [INFO] [stderr] --> src/bin/main.rs:106:4 [INFO] [stderr] | [INFO] [stderr] 106 | fn mutable_ref_example(s: &mut String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `reference_example` is never used [INFO] [stderr] --> src/bin/main.rs:112:4 [INFO] [stderr] | [INFO] [stderr] 112 | fn reference_example(s: &String) -> usize { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `multipleReturnVal` is never used [INFO] [stderr] --> src/bin/main.rs:117:4 [INFO] [stderr] | [INFO] [stderr] 117 | fn multipleReturnVal(s: String) -> (String, usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `copyDeeply` is never used [INFO] [stderr] --> src/bin/main.rs:123:4 [INFO] [stderr] | [INFO] [stderr] 123 | fn copyDeeply() { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `five` is never used [INFO] [stderr] --> src/bin/main.rs:131:4 [INFO] [stderr] | [INFO] [stderr] 131 | fn five() -> i32 { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/bin/main.rs:45:9 [INFO] [stderr] | [INFO] [stderr] 45 | handle(Command::from_args()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 45 | let _ = handle(Command::from_args()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: function `multipleReturnVal` should have a snake case name [INFO] [stderr] --> src/bin/main.rs:117:4 [INFO] [stderr] | [INFO] [stderr] 117 | fn multipleReturnVal(s: String) -> (String, usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `multiple_return_val` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `copyDeeply` should have a snake case name [INFO] [stderr] --> src/bin/main.rs:123:4 [INFO] [stderr] | [INFO] [stderr] 123 | fn copyDeeply() { [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `copy_deeply` [INFO] [stderr] [INFO] [stderr] warning: `hello_cargo` (bin "main" test) generated 16 warnings (run `cargo fix --bin "main" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hello_cargo-1e9654a60084f6f5) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test rs_string::string::tests::test_is_space ... ok [INFO] [stdout] test rs_string::highlight::tests::test_highlight_string ... ok [INFO] [stdout] test rs_string::string::tests::test_permute_case ... ok [INFO] [stdout] test test_code::t1::tests::be_bytes ... ok [INFO] [stdout] test rs_string::string::tests::test_contains ... ok [INFO] [stdout] test rs_string::string::tests::test_rm_string_duplicates ... ok [INFO] [stdout] test test_code::t1::tests::to_bytes ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-96a86bae0bf975ae) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests hello_cargo [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9926856e68c6fb3c5794c60aabd26bfdd9874334c19f54c2b07838fa12f98cbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9926856e68c6fb3c5794c60aabd26bfdd9874334c19f54c2b07838fa12f98cbe", kill_on_drop: false }` [INFO] [stdout] 9926856e68c6fb3c5794c60aabd26bfdd9874334c19f54c2b07838fa12f98cbe