[INFO] cloning repository https://github.com/powpow58/cpp-how-to-program-exercises-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/powpow58/cpp-how-to-program-exercises-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpowpow58%2Fcpp-how-to-program-exercises-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpowpow58%2Fcpp-how-to-program-exercises-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a863aca8bcbe5666d7784c148f82b2ef2c49ac64
[INFO] testing powpow58/cpp-how-to-program-exercises-in-rust against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpowpow58%2Fcpp-how-to-program-exercises-in-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/powpow58/cpp-how-to-program-exercises-in-rust on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/powpow58/cpp-how-to-program-exercises-in-rust
[INFO] finished tweaking git repo https://github.com/powpow58/cpp-how-to-program-exercises-in-rust
[INFO] tweaked toml for git repo https://github.com/powpow58/cpp-how-to-program-exercises-in-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/powpow58/cpp-how-to-program-exercises-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6605fd6681f29b815c4b30be63ed1882a8448ce766f5a7972bc7abfa7301df2b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6605fd6681f29b815c4b30be63ed1882a8448ce766f5a7972bc7abfa7301df2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6605fd6681f29b815c4b30be63ed1882a8448ce766f5a7972bc7abfa7301df2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6605fd6681f29b815c4b30be63ed1882a8448ce766f5a7972bc7abfa7301df2b", kill_on_drop: false }`
[INFO] [stdout] 6605fd6681f29b815c4b30be63ed1882a8448ce766f5a7972bc7abfa7301df2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 12010f23029eb6a59ca33a928c4955a78c4c18c68baf3368fee7f508991a3c38
[INFO] running `Command { std: "docker" "start" "-a" "12010f23029eb6a59ca33a928c4955a78c4c18c68baf3368fee7f508991a3c38", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpp-how-to-program-exercises-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `withdraw`
[INFO] [stdout]   --> src/chapter_3/ex_09.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn withdraw(&mut self, withdrawal_amount: i32) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_name`
[INFO] [stdout]   --> src/chapter_3/ex_09.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn set_name(&mut self, account_name: String) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `part_number`
[INFO] [stdout]  --> src/chapter_3/ex_10.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     part_number: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `part_description`
[INFO] [stdout]  --> src/chapter_3/ex_10.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     part_description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_number`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn part_number(&self) -> &String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_description`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn part_description(&self) -> &String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `quantity`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn quantity(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `price`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn price(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_number_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn part_number_mut(&mut self) -> &mut String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_description_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn part_description_mut(&mut self) -> &mut String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `quantity_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn quantity_mut(&mut self) -> &mut i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `price_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn price_mut(&mut self) -> &mut i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_name`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn first_name(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `last_name`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn last_name(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `monthly_salary`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn monthly_salary(&self) -> &i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_name_mut`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn first_name_mut(&mut self) -> &mut String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `last_name_mut`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn last_name_mut(&mut self) -> &mut String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_month`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn get_month(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_month`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn set_month(&mut self, month: i32) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_day`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn get_day(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_day`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set_day(&mut self, day: i32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_year`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn get_year(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_year`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn set_year(&mut self, year: i32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "12010f23029eb6a59ca33a928c4955a78c4c18c68baf3368fee7f508991a3c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12010f23029eb6a59ca33a928c4955a78c4c18c68baf3368fee7f508991a3c38", kill_on_drop: false }`
[INFO] [stdout] 12010f23029eb6a59ca33a928c4955a78c4c18c68baf3368fee7f508991a3c38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 181090b87e3d5a4645ecc44219b45d991da9bb19277122cddc23b7f2f072e26e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "181090b87e3d5a4645ecc44219b45d991da9bb19277122cddc23b7f2f072e26e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpp-how-to-program-exercises-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `withdraw`
[INFO] [stdout]   --> src/chapter_3/ex_09.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn withdraw(&mut self, withdrawal_amount: i32) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_name`
[INFO] [stdout]   --> src/chapter_3/ex_09.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn set_name(&mut self, account_name: String) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `part_number`
[INFO] [stdout]  --> src/chapter_3/ex_10.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     part_number: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `part_description`
[INFO] [stdout]  --> src/chapter_3/ex_10.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     part_description: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_number`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn part_number(&self) -> &String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_description`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn part_description(&self) -> &String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `quantity`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fn quantity(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `price`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn price(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_number_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn part_number_mut(&mut self) -> &mut String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `part_description_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn part_description_mut(&mut self) -> &mut String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `quantity_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 42 |     fn quantity_mut(&mut self) -> &mut i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `price_mut`
[INFO] [stdout]   --> src/chapter_3/ex_10.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn price_mut(&mut self) -> &mut i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_name`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn first_name(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `last_name`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn last_name(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `monthly_salary`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn monthly_salary(&self) -> &i32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `first_name_mut`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn first_name_mut(&mut self) -> &mut String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `last_name_mut`
[INFO] [stdout]   --> src/chapter_3/ex_11.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn last_name_mut(&mut self) -> &mut String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_month`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 |     fn get_month(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_month`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn set_month(&mut self, month: i32) {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_day`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn get_day(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_day`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set_day(&mut self, day: i32) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_year`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn get_year(&self) -> &i32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_year`
[INFO] [stdout]   --> src/chapter_3/ex_12.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn set_year(&mut self, year: i32) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "181090b87e3d5a4645ecc44219b45d991da9bb19277122cddc23b7f2f072e26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "181090b87e3d5a4645ecc44219b45d991da9bb19277122cddc23b7f2f072e26e", kill_on_drop: false }`
[INFO] [stdout] 181090b87e3d5a4645ecc44219b45d991da9bb19277122cddc23b7f2f072e26e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8ec252099a92c1075dddb04754d27dfbf247f75c0c3b636ef4862f22b5d1cf79
[INFO] running `Command { std: "docker" "start" "-a" "8ec252099a92c1075dddb04754d27dfbf247f75c0c3b636ef4862f22b5d1cf79", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] warning: associated function is never used: `withdraw`
[INFO] [stderr]   --> src/chapter_3/ex_09.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn withdraw(&mut self, withdrawal_amount: i32) {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_name`
[INFO] [stderr]   --> src/chapter_3/ex_09.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn set_name(&mut self, account_name: String) {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `part_number`
[INFO] [stderr]  --> src/chapter_3/ex_10.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     part_number: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `part_description`
[INFO] [stderr]  --> src/chapter_3/ex_10.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     part_description: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `part_number`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn part_number(&self) -> &String {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `part_description`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn part_description(&self) -> &String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `quantity`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn quantity(&self) -> &i32 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `price`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn price(&self) -> &i32 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `part_number_mut`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:34:8
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn part_number_mut(&mut self) -> &mut String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `part_description_mut`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 |     fn part_description_mut(&mut self) -> &mut String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `quantity_mut`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:42:8
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn quantity_mut(&mut self) -> &mut i32 {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `price_mut`
[INFO] [stderr]   --> src/chapter_3/ex_10.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn price_mut(&mut self) -> &mut i32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `first_name`
[INFO] [stderr]   --> src/chapter_3/ex_11.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn first_name(&self) -> &String {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `last_name`
[INFO] [stderr]   --> src/chapter_3/ex_11.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn last_name(&self) -> &String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `monthly_salary`
[INFO] [stderr]   --> src/chapter_3/ex_11.rs:29:12
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn monthly_salary(&self) -> &i32 {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `first_name_mut`
[INFO] [stderr]   --> src/chapter_3/ex_11.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn first_name_mut(&mut self) -> &mut String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `last_name_mut`
[INFO] [stderr]   --> src/chapter_3/ex_11.rs:37:12
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn last_name_mut(&mut self) -> &mut String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_month`
[INFO] [stderr]   --> src/chapter_3/ex_12.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn get_month(&self) -> &i32 {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_month`
[INFO] [stderr]   --> src/chapter_3/ex_12.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn set_month(&mut self, month: i32) {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_day`
[INFO] [stderr]   --> src/chapter_3/ex_12.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn get_day(&self) -> &i32 {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_day`
[INFO] [stderr]   --> src/chapter_3/ex_12.rs:28:8
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn set_day(&mut self, day: i32) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_year`
[INFO] [stderr]   --> src/chapter_3/ex_12.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn get_year(&self) -> &i32 {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_year`
[INFO] [stderr]   --> src/chapter_3/ex_12.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn set_year(&mut self, year: i32) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 23 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cpp_how_to_program_exercises_in_rust-35dbf014867026cb)
[INFO] running `Command { std: "docker" "inspect" "8ec252099a92c1075dddb04754d27dfbf247f75c0c3b636ef4862f22b5d1cf79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ec252099a92c1075dddb04754d27dfbf247f75c0c3b636ef4862f22b5d1cf79", kill_on_drop: false }`
[INFO] [stdout] 8ec252099a92c1075dddb04754d27dfbf247f75c0c3b636ef4862f22b5d1cf79