[INFO] cloning repository https://github.com/SpicyRicecaker/learn-rust-oop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SpicyRicecaker/learn-rust-oop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpicyRicecaker%2Flearn-rust-oop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpicyRicecaker%2Flearn-rust-oop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0848f19aa414558965085032d286489804b9a820
[INFO] testing SpicyRicecaker/learn-rust-oop against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSpicyRicecaker%2Flearn-rust-oop" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SpicyRicecaker/learn-rust-oop on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SpicyRicecaker/learn-rust-oop
[INFO] finished tweaking git repo https://github.com/SpicyRicecaker/learn-rust-oop
[INFO] tweaked toml for git repo https://github.com/SpicyRicecaker/learn-rust-oop written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/SpicyRicecaker/learn-rust-oop already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3f00880f12aba4011f892d42ea5d12c75a9feac3ae0fabd4be55312fa3f6bb5
[INFO] running `Command { std: "docker" "start" "-a" "b3f00880f12aba4011f892d42ea5d12c75a9feac3ae0fabd4be55312fa3f6bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3f00880f12aba4011f892d42ea5d12c75a9feac3ae0fabd4be55312fa3f6bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f00880f12aba4011f892d42ea5d12c75a9feac3ae0fabd4be55312fa3f6bb5", kill_on_drop: false }`
[INFO] [stdout] b3f00880f12aba4011f892d42ea5d12c75a9feac3ae0fabd4be55312fa3f6bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dc9b585a14dc07996bec990be6f4a5453e9ace204faf87e1f33b6fe32ed1738
[INFO] running `Command { std: "docker" "start" "-a" "4dc9b585a14dc07996bec990be6f4a5453e9ace204faf87e1f33b6fe32ed1738", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-oop-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Post`
[INFO] [stdout]  --> src/better.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Post {
[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: `init`
[INFO] [stdout]  --> src/better.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn init() -> DraftPost {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `content`
[INFO] [stdout]   --> src/better.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn content(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DraftPost`
[INFO] [stdout]   --> src/better.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct DraftPost {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_text`
[INFO] [stdout]   --> src/better.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn add_text(&mut self, text: &str) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `request_review`
[INFO] [stdout]   --> src/better.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn request_review(self) -> PendingReviewPost {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PendingReviewPost`
[INFO] [stdout]   --> src/better.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct PendingReviewPost {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ReviewResult`
[INFO] [stdout]   --> src/better.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum ReviewResult {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `approve`
[INFO] [stdout]   --> src/better.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn approve(mut self) -> ReviewResult {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reject`
[INFO] [stdout]   --> src/better.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn reject(self) -> DraftPost {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "4dc9b585a14dc07996bec990be6f4a5453e9ace204faf87e1f33b6fe32ed1738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc9b585a14dc07996bec990be6f4a5453e9ace204faf87e1f33b6fe32ed1738", kill_on_drop: false }`
[INFO] [stdout] 4dc9b585a14dc07996bec990be6f4a5453e9ace204faf87e1f33b6fe32ed1738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d896ddd4f62c045014f4b18613d4a5150919824723dae1f0a6a9f9657e3f481
[INFO] running `Command { std: "docker" "start" "-a" "0d896ddd4f62c045014f4b18613d4a5150919824723dae1f0a6a9f9657e3f481", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn-oop-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Post`
[INFO] [stdout]  --> src/better.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Post {
[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: `init`
[INFO] [stdout]  --> src/better.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn init() -> DraftPost {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `content`
[INFO] [stdout]   --> src/better.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn content(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DraftPost`
[INFO] [stdout]   --> src/better.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct DraftPost {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_text`
[INFO] [stdout]   --> src/better.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 |     fn add_text(&mut self, text: &str) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `request_review`
[INFO] [stdout]   --> src/better.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn request_review(self) -> PendingReviewPost {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `PendingReviewPost`
[INFO] [stdout]   --> src/better.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct PendingReviewPost {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ReviewResult`
[INFO] [stdout]   --> src/better.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 | enum ReviewResult {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `approve`
[INFO] [stdout]   --> src/better.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn approve(mut self) -> ReviewResult {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reject`
[INFO] [stdout]   --> src/better.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn reject(self) -> DraftPost {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "0d896ddd4f62c045014f4b18613d4a5150919824723dae1f0a6a9f9657e3f481", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d896ddd4f62c045014f4b18613d4a5150919824723dae1f0a6a9f9657e3f481", kill_on_drop: false }`
[INFO] [stdout] 0d896ddd4f62c045014f4b18613d4a5150919824723dae1f0a6a9f9657e3f481
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6f74195efc3ffc4a8e50c45b2388b4b30fe1a96a966e04b1d2cc08cc2bbc175
[INFO] running `Command { std: "docker" "start" "-a" "d6f74195efc3ffc4a8e50c45b2388b4b30fe1a96a966e04b1d2cc08cc2bbc175", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: struct is never constructed: `Post`
[INFO] [stdout] running 1 test
[INFO] [stderr]  --> src/better.rs:1:8
[INFO] [stdout] test better::test::run ... ok
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | struct Post {
[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]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `init`
[INFO] [stderr]  --> src/better.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn init() -> DraftPost {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `content`
[INFO] [stderr]   --> src/better.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn content(&self) -> &str {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DraftPost`
[INFO] [stderr]   --> src/better.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct DraftPost {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_text`
[INFO] [stderr]   --> src/better.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 |     fn add_text(&mut self, text: &str) {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `request_review`
[INFO] [stderr]   --> src/better.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn request_review(self) -> PendingReviewPost {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PendingReviewPost`
[INFO] [stderr]   --> src/better.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 | struct PendingReviewPost {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ReviewResult`
[INFO] [stderr]   --> src/better.rs:37:6
[INFO] [stderr]    |
[INFO] [stderr] 37 | enum ReviewResult {
[INFO] [stderr]    |      ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `approve`
[INFO] [stderr]   --> src/better.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn approve(mut self) -> ReviewResult {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reject`
[INFO] [stderr]   --> src/better.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn reject(self) -> DraftPost {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `learn-oop-rust` (lib) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_oop_rust-bd03ea676ba279be)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learn_oop_rust-0d7ea29aa899115d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests learn-oop-rust
[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] [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" "d6f74195efc3ffc4a8e50c45b2388b4b30fe1a96a966e04b1d2cc08cc2bbc175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f74195efc3ffc4a8e50c45b2388b4b30fe1a96a966e04b1d2cc08cc2bbc175", kill_on_drop: false }`
[INFO] [stdout] d6f74195efc3ffc4a8e50c45b2388b4b30fe1a96a966e04b1d2cc08cc2bbc175