[INFO] fetching crate huam-rust-utils 0.1.1...
[INFO] testing huam-rust-utils-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate huam-rust-utils 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate huam-rust-utils 0.1.1
[INFO] finished tweaking crates.io crate huam-rust-utils 0.1.1
[INFO] tweaked toml for crates.io crate huam-rust-utils 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate huam-rust-utils 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1201fc7a1e583ea3974852624f5c43e1c9ec0a505d179a87cdf1b99f69c2a838
[INFO] running `Command { std: "docker" "start" "-a" "1201fc7a1e583ea3974852624f5c43e1c9ec0a505d179a87cdf1b99f69c2a838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1201fc7a1e583ea3974852624f5c43e1c9ec0a505d179a87cdf1b99f69c2a838", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1201fc7a1e583ea3974852624f5c43e1c9ec0a505d179a87cdf1b99f69c2a838", kill_on_drop: false }`
[INFO] [stdout] 1201fc7a1e583ea3974852624f5c43e1c9ec0a505d179a87cdf1b99f69c2a838
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fbb88d017489bf5daa8326e136c14aac223ce2d3bc234e963293bc0345ae0d3
[INFO] running `Command { std: "docker" "start" "-a" "2fbb88d017489bf5daa8326e136c14aac223ce2d3bc234e963293bc0345ae0d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling huam-rust-utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `substrings_series` is never used
[INFO] [stdout]  --> src/str_uril.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn substrings_series(s: &str) -> Vec<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeat` is never used
[INFO] [stdout]   --> src/str_uril.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn repeat(s: &str, n: usize) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_chinese` is never used
[INFO] [stdout]  --> src/str_uril/is_.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_chinese(s: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_digit` is never used
[INFO] [stdout]  --> src/str_uril/is_.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn is_digit(s: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_alphabetic` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn is_alphabetic(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_alphanumeric` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn is_alphanumeric(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_negative` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn is_negative(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_symbol` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn is_symbol(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_boolean` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn is_boolean(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_contain_char_num` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn is_contain_char_num(s: &str, c: char) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_any_eq` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn is_any_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_all_eq` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn is_all_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_all_eq2` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn is_all_eq2(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize` is never used
[INFO] [stdout]  --> src/str_uril/convert.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn capitalize(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uncapitalize` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn uncapitalize(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `camel_case` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn camel_case(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `camel_case_lower` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn camel_case_lower(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "2fbb88d017489bf5daa8326e136c14aac223ce2d3bc234e963293bc0345ae0d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbb88d017489bf5daa8326e136c14aac223ce2d3bc234e963293bc0345ae0d3", kill_on_drop: false }`
[INFO] [stdout] 2fbb88d017489bf5daa8326e136c14aac223ce2d3bc234e963293bc0345ae0d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75ff3916ebc42506185bec047e17bd72e1c452e288e020e0c537c092756f4ba4
[INFO] running `Command { std: "docker" "start" "-a" "75ff3916ebc42506185bec047e17bd72e1c452e288e020e0c537c092756f4ba4", kill_on_drop: false }`
[INFO] [stdout] warning: function `substrings_series` is never used
[INFO] [stdout]  --> src/str_uril.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn substrings_series(s: &str) -> Vec<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeat` is never used
[INFO] [stdout]   --> src/str_uril.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn repeat(s: &str, n: usize) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_chinese` is never used
[INFO] [stdout]  --> src/str_uril/is_.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_chinese(s: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_digit` is never used
[INFO] [stdout]  --> src/str_uril/is_.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn is_digit(s: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_alphabetic` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn is_alphabetic(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_alphanumeric` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn is_alphanumeric(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_negative` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn is_negative(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_symbol` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn is_symbol(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_boolean` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn is_boolean(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_contain_char_num` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn is_contain_char_num(s: &str, c: char) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_any_eq` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn is_any_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_all_eq` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn is_all_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_all_eq2` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn is_all_eq2(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize` is never used
[INFO] [stdout]  --> src/str_uril/convert.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn capitalize(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uncapitalize` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn uncapitalize(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `camel_case` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn camel_case(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling huam-rust-utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `camel_case_lower` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn camel_case_lower(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `substrings_series` is never used
[INFO] [stdout]  --> src/str_uril.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn substrings_series(s: &str) -> Vec<String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeat` is never used
[INFO] [stdout]   --> src/str_uril.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn repeat(s: &str, n: usize) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_chinese` is never used
[INFO] [stdout]  --> src/str_uril/is_.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn is_chinese(s: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_digit` is never used
[INFO] [stdout]  --> src/str_uril/is_.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn is_digit(s: &str) -> bool {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_alphabetic` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn is_alphabetic(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_alphanumeric` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn is_alphanumeric(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_negative` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn is_negative(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_symbol` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn is_symbol(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_boolean` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn is_boolean(s: &str) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_contain_char_num` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn is_contain_char_num(s: &str, c: char) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_any_eq` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn is_any_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_all_eq` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn is_all_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_all_eq2` is never used
[INFO] [stdout]   --> src/str_uril/is_.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn is_all_eq2(s: &str, v: &[&str]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `capitalize` is never used
[INFO] [stdout]  --> src/str_uril/convert.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn capitalize(s: &str) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `uncapitalize` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn uncapitalize(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `camel_case` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn camel_case(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `camel_case_lower` is never used
[INFO] [stdout]   --> src/str_uril/convert.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub fn camel_case_lower(s: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "75ff3916ebc42506185bec047e17bd72e1c452e288e020e0c537c092756f4ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75ff3916ebc42506185bec047e17bd72e1c452e288e020e0c537c092756f4ba4", kill_on_drop: false }`
[INFO] [stdout] 75ff3916ebc42506185bec047e17bd72e1c452e288e020e0c537c092756f4ba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec6197121880e995d5ed7f915bf477b268f6a8fcf95e7c25c130dedf726824c4
[INFO] running `Command { std: "docker" "start" "-a" "ec6197121880e995d5ed7f915bf477b268f6a8fcf95e7c25c130dedf726824c4", kill_on_drop: false }`
[INFO] [stderr] warning: function `substrings_series` is never used
[INFO] [stderr]  --> src/str_uril.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn substrings_series(s: &str) -> Vec<String> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: function `repeat` is never used
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/str_uril.rs:27:8
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 27 | pub fn repeat(s: &str, n: usize) -> String {
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_chinese` is never used
[INFO] [stderr]  --> src/str_uril/is_.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn is_chinese(s: &str) -> bool {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_digit` is never used
[INFO] [stderr]  --> src/str_uril/is_.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn is_digit(s: &str) -> bool {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_alphabetic` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn is_alphabetic(s: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_alphanumeric` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn is_alphanumeric(s: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_negative` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn is_negative(s: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_symbol` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub fn is_symbol(s: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_boolean` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn is_boolean(s: &str) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_contain_char_num` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn is_contain_char_num(s: &str, c: char) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_any_eq` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub fn is_any_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_all_eq` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub fn is_all_eq(s: &str, v: &[&str]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_all_eq2` is never used
[INFO] [stderr]   --> src/str_uril/is_.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn is_all_eq2(s: &str, v: &[&str]) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `capitalize` is never used
[INFO] [stderr]  --> src/str_uril/convert.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn capitalize(s: &str) -> String {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `uncapitalize` is never used
[INFO] [stderr]   --> src/str_uril/convert.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn uncapitalize(s: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `camel_case` is never used
[INFO] [stderr]   --> src/str_uril/convert.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn camel_case(s: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `camel_case_lower` is never used
[INFO] [stderr]   --> src/str_uril/convert.rs:37:8
[INFO] [stderr]    |
[INFO] [stderr] 37 | pub fn camel_case_lower(s: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `huam-rust-utils` (lib) generated 17 warnings
[INFO] [stderr] warning: `huam-rust-utils` (lib test) generated 17 warnings (17 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/huam_rust_utils-28c6d0bd8a101e8f)
[INFO] [stderr]    Doc-tests huam_rust_utils
[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" "ec6197121880e995d5ed7f915bf477b268f6a8fcf95e7c25c130dedf726824c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec6197121880e995d5ed7f915bf477b268f6a8fcf95e7c25c130dedf726824c4", kill_on_drop: false }`
[INFO] [stdout] ec6197121880e995d5ed7f915bf477b268f6a8fcf95e7c25c130dedf726824c4
