[INFO] cloning repository https://github.com/math-dev-24/rust-dyma
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/math-dev-24/rust-dyma" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-dev-24%2Frust-dyma", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-dev-24%2Frust-dyma'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb77ec21a1adfeaf3f1a762b615ba57327390f55
[INFO] testing math-dev-24/rust-dyma against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-dev-24%2Frust-dyma" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/math-dev-24/rust-dyma
[INFO] finished tweaking git repo https://github.com/math-dev-24/rust-dyma
[INFO] tweaked toml for git repo https://github.com/math-dev-24/rust-dyma written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/math-dev-24/rust-dyma on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/math-dev-24/rust-dyma 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bca1bc4a6ef8e5fa8d5277a49120030457d833dc8d65a195a15cc3c8aa4dd46
[INFO] running `Command { std: "docker" "start" "-a" "7bca1bc4a6ef8e5fa8d5277a49120030457d833dc8d65a195a15cc3c8aa4dd46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bca1bc4a6ef8e5fa8d5277a49120030457d833dc8d65a195a15cc3c8aa4dd46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bca1bc4a6ef8e5fa8d5277a49120030457d833dc8d65a195a15cc3c8aa4dd46", kill_on_drop: false }`
[INFO] [stdout] 7bca1bc4a6ef8e5fa8d5277a49120030457d833dc8d65a195a15cc3c8aa4dd46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c74ebd88e6de6242c0990e6150a6de62fb7a72c8d1e35ce4b5fbd4bd045f18a
[INFO] running `Command { std: "docker" "start" "-a" "6c74ebd88e6de6242c0990e6150a6de62fb7a72c8d1e35ce4b5fbd4bd045f18a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.136
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling fallible-iterator v0.3.0
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling libsqlite3-sys v0.27.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling rusqlite v0.30.0
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling dyma-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `me`
[INFO] [stdout]   --> src/practice/sqlite.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let me = Person {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_me`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sentence` is never constructed
[INFO] [stdout]  --> src/practice/words.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Sentence {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_acronym`, `is_palindrome`, `count_vowel`, and `sort_by_len_word` are never used
[INFO] [stdout]   --> src/practice/words.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Sentence {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 7  |     fn new(sentence: String) -> Sentence {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn get_acronym(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn is_palindrome(&self) -> Option<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn count_vowel(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn sort_by_len_word(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `words` is never used
[INFO] [stdout]   --> src/practice/words.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn words(input_text: &str) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guessing_game` is never used
[INFO] [stdout]  --> src/practice/guessing_game.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn guessing_game() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileStruct` is never constructed
[INFO] [stdout]  --> src/practice/json_bin.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct FileStruct {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_content`, `write_all`, and `get_meta` are never used
[INFO] [stdout]   --> src/practice/json_bin.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FileStruct {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 10 |     fn new(path: &str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn get_content(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn write_all(&mut self, content: String) -> Result<(), std::io::Error> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn get_meta(&mut self) -> Result<Metadata, std::io::Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encoded` is never used
[INFO] [stdout]   --> src/practice/json_bin.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Person {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 42 |     fn encoded(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `json_bin` is never used
[INFO] [stdout]   --> src/practice/json_bin.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn json_bin() -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/practice/csv.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_vec` is never used
[INFO] [stdout]   --> src/practice/csv.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Person {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 10 |     fn get_vec(&self) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileStruct` is never constructed
[INFO] [stdout]   --> src/practice/csv.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct FileStruct {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `print_record`, and `add_data` are never used
[INFO] [stdout]   --> src/practice/csv.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl FileStruct {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 20 |     fn new(path: &str) -> FileStruct {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn print_record(&mut self) -> Result<(), csv::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn add_data(&mut self, person: &Person) -> Result<(), csv::Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `csv_practice` is never used
[INFO] [stdout]   --> src/practice/csv.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn csv_practice() -> Result<(), csv::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/practice/sqlite.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sql_practice` is never used
[INFO] [stdout]  --> src/practice/sqlite.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn sql_practice() -> Result<()> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "6c74ebd88e6de6242c0990e6150a6de62fb7a72c8d1e35ce4b5fbd4bd045f18a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c74ebd88e6de6242c0990e6150a6de62fb7a72c8d1e35ce4b5fbd4bd045f18a", kill_on_drop: false }`
[INFO] [stdout] 6c74ebd88e6de6242c0990e6150a6de62fb7a72c8d1e35ce4b5fbd4bd045f18a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e8fb418565b067131a4fc81760b7f3dfe0093b401df04f3cb4aa3cd5fcb3f17
[INFO] running `Command { std: "docker" "start" "-a" "4e8fb418565b067131a4fc81760b7f3dfe0093b401df04f3cb4aa3cd5fcb3f17", kill_on_drop: false }`
[INFO] [stderr]    Compiling dyma-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `me`
[INFO] [stdout]   --> src/practice/sqlite.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let me = Person {
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_me`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Sentence` is never constructed
[INFO] [stdout]  --> src/practice/words.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Sentence {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_acronym`, `is_palindrome`, `count_vowel`, and `sort_by_len_word` are never used
[INFO] [stdout]   --> src/practice/words.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Sentence {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 7  |     fn new(sentence: String) -> Sentence {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     fn get_acronym(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     fn is_palindrome(&self) -> Option<bool> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn count_vowel(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn sort_by_len_word(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `words` is never used
[INFO] [stdout]   --> src/practice/words.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn words(input_text: &str) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guessing_game` is never used
[INFO] [stdout]  --> src/practice/guessing_game.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn guessing_game() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileStruct` is never constructed
[INFO] [stdout]  --> src/practice/json_bin.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct FileStruct {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `get_content`, `write_all`, and `get_meta` are never used
[INFO] [stdout]   --> src/practice/json_bin.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl FileStruct {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 10 |     fn new(path: &str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn get_content(&mut self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     fn write_all(&mut self, content: String) -> Result<(), std::io::Error> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     fn get_meta(&mut self) -> Result<Metadata, std::io::Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `encoded` is never used
[INFO] [stdout]   --> src/practice/json_bin.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Person {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 42 |     fn encoded(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `json_bin` is never used
[INFO] [stdout]   --> src/practice/json_bin.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn json_bin() -> std::io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/practice/csv.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_vec` is never used
[INFO] [stdout]   --> src/practice/csv.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Person {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 10 |     fn get_vec(&self) -> Vec<String> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FileStruct` is never constructed
[INFO] [stdout]   --> src/practice/csv.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct FileStruct {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `print_record`, and `add_data` are never used
[INFO] [stdout]   --> src/practice/csv.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl FileStruct {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 20 |     fn new(path: &str) -> FileStruct {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn print_record(&mut self) -> Result<(), csv::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn add_data(&mut self, person: &Person) -> Result<(), csv::Error> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `csv_practice` is never used
[INFO] [stdout]   --> src/practice/csv.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub fn csv_practice() -> Result<(), csv::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]  --> src/practice/sqlite.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Person {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sql_practice` is never used
[INFO] [stdout]  --> src/practice/sqlite.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn sql_practice() -> Result<()> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "4e8fb418565b067131a4fc81760b7f3dfe0093b401df04f3cb4aa3cd5fcb3f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e8fb418565b067131a4fc81760b7f3dfe0093b401df04f3cb4aa3cd5fcb3f17", kill_on_drop: false }`
[INFO] [stdout] 4e8fb418565b067131a4fc81760b7f3dfe0093b401df04f3cb4aa3cd5fcb3f17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90f3b2dba5d4f66a9ac96c2266cdf13bc555f2059ef6778133fcfbd4fd5c64fa
[INFO] running `Command { std: "docker" "start" "-a" "90f3b2dba5d4f66a9ac96c2266cdf13bc555f2059ef6778133fcfbd4fd5c64fa", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `me`
[INFO] [stderr]   --> src/practice/sqlite.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let me = Person {
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_me`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Sentence` is never constructed
[INFO] [stderr]  --> src/practice/words.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct Sentence {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get_acronym`, `is_palindrome`, `count_vowel`, and `sort_by_len_word` are never used
[INFO] [stderr]   --> src/practice/words.rs:7:8
[INFO] [stderr]    |
[INFO] [stderr] 6  | impl Sentence {
[INFO] [stderr]    | ------------- associated items in this implementation
[INFO] [stderr] 7  |     fn new(sentence: String) -> Sentence {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 16 |     fn get_acronym(&self) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 22 |     fn is_palindrome(&self) -> Option<bool> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     fn count_vowel(&self) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 37 |     fn sort_by_len_word(&mut self) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `words` is never used
[INFO] [stderr]   --> src/practice/words.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub fn words(input_text: &str) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `guessing_game` is never used
[INFO] [stderr]  --> src/practice/guessing_game.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn guessing_game() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileStruct` is never constructed
[INFO] [stderr]  --> src/practice/json_bin.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | struct FileStruct {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `get_content`, `write_all`, and `get_meta` are never used
[INFO] [stderr]   --> src/practice/json_bin.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl FileStruct {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 10 |     fn new(path: &str) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 19 |     fn get_content(&mut self) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     fn write_all(&mut self, content: String) -> Result<(), std::io::Error> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 28 |     fn get_meta(&mut self) -> Result<Metadata, std::io::Error> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `encoded` is never used
[INFO] [stderr]   --> src/practice/json_bin.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 41 | impl Person {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] 42 |     fn encoded(&self) -> String {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `json_bin` is never used
[INFO] [stderr]   --> src/practice/json_bin.rs:48:8
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn json_bin() -> std::io::Result<()> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Person` is never constructed
[INFO] [stderr]  --> src/practice/csv.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Person {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_vec` is never used
[INFO] [stderr]   --> src/practice/csv.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 9  | impl Person {
[INFO] [stderr]    | ----------- method in this implementation
[INFO] [stderr] 10 |     fn get_vec(&self) -> Vec<String> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FileStruct` is never constructed
[INFO] [stderr]   --> src/practice/csv.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct FileStruct {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `print_record`, and `add_data` are never used
[INFO] [stderr]   --> src/practice/csv.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl FileStruct {
[INFO] [stderr]    | --------------- associated items in this implementation
[INFO] [stderr] 20 |     fn new(path: &str) -> FileStruct {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     fn print_record(&mut self) -> Result<(), csv::Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 42 |     fn add_data(&mut self, person: &Person) -> Result<(), csv::Error> {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `csv_practice` is never used
[INFO] [stderr]   --> src/practice/csv.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub fn csv_practice() -> Result<(), csv::Error> {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Person` is never constructed
[INFO] [stderr]  --> src/practice/sqlite.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Person {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sql_practice` is never used
[INFO] [stderr]  --> src/practice/sqlite.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn sql_practice() -> Result<()> {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dyma-rust` (bin "dyma-rust" test) generated 16 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dyma_rust-82d2f2998dc9d1e3)
[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" "90f3b2dba5d4f66a9ac96c2266cdf13bc555f2059ef6778133fcfbd4fd5c64fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f3b2dba5d4f66a9ac96c2266cdf13bc555f2059ef6778133fcfbd4fd5c64fa", kill_on_drop: false }`
[INFO] [stdout] 90f3b2dba5d4f66a9ac96c2266cdf13bc555f2059ef6778133fcfbd4fd5c64fa
