[INFO] cloning repository https://github.com/TomSpencerLondon/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/TomSpencerLondon/Rust-OOP" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSpencerLondon%2FRust-OOP", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSpencerLondon%2FRust-OOP'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f221373c903c503f0cd675db1d0024715bfebfd5 [INFO] testing TomSpencerLondon/Rust-OOP against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTomSpencerLondon%2FRust-OOP" "/workspace/builds/worker-28/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TomSpencerLondon/Rust-OOP on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TomSpencerLondon/Rust-OOP [INFO] finished tweaking git repo https://github.com/TomSpencerLondon/Rust-OOP [INFO] tweaked toml for git repo https://github.com/TomSpencerLondon/Rust-OOP written to /workspace/builds/worker-28/source/Cargo.toml [INFO] crate git repo https://github.com/TomSpencerLondon/Rust-OOP already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f8d16fd9352bb5cd11324295c15e2767e6f3269da4785bf1aac449d33a837c8 [INFO] running `Command { std: "docker" "start" "-a" "8f8d16fd9352bb5cd11324295c15e2767e6f3269da4785bf1aac449d33a837c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f8d16fd9352bb5cd11324295c15e2767e6f3269da4785bf1aac449d33a837c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f8d16fd9352bb5cd11324295c15e2767e6f3269da4785bf1aac449d33a837c8", kill_on_drop: false }` [INFO] [stdout] 8f8d16fd9352bb5cd11324295c15e2767e6f3269da4785bf1aac449d33a837c8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b6ab71005ed3bdb556eb84ce335747ce006ca3c1fd4aa12cbd8cf6b22e993577 [INFO] running `Command { std: "docker" "start" "-a" "b6ab71005ed3bdb556eb84ce335747ce006ca3c1fd4aa12cbd8cf6b22e993577", kill_on_drop: false }` [INFO] [stderr] Compiling oop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `total` [INFO] [stdout] --> src/example1.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let total: i32 = self.get_total(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `post` [INFO] [stdout] --> src/example3.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `width` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | width: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | height: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Post` [INFO] [stdout] --> src/example4.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Post { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DraftPost` [INFO] [stdout] --> src/example4.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct DraftPost { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/example4.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new() -> DraftPost { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `content` [INFO] [stdout] --> src/example4.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn content(&self) -> &str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_text` [INFO] [stdout] --> src/example4.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub 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/example4.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn request_review(self) -> PendingReviewPost { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PendingReviewPost` [INFO] [stdout] --> src/example4.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct PendingReviewPost { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `approve` [INFO] [stdout] --> src/example4.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn approve(self) -> Post { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.15s [INFO] running `Command { std: "docker" "inspect" "b6ab71005ed3bdb556eb84ce335747ce006ca3c1fd4aa12cbd8cf6b22e993577", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6ab71005ed3bdb556eb84ce335747ce006ca3c1fd4aa12cbd8cf6b22e993577", kill_on_drop: false }` [INFO] [stdout] b6ab71005ed3bdb556eb84ce335747ce006ca3c1fd4aa12cbd8cf6b22e993577 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 44edb462fba7d2329c65e8505796ec0494eaa27d454cc2397df71aa569378d0c [INFO] running `Command { std: "docker" "start" "-a" "44edb462fba7d2329c65e8505796ec0494eaa27d454cc2397df71aa569378d0c", kill_on_drop: false }` [INFO] [stderr] Compiling oop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `total` [INFO] [stdout] --> src/example1.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let total: i32 = self.get_total(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `post` [INFO] [stdout] --> src/example3.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `width` [INFO] [stdout] --> src/main.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | width: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | height: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Post` [INFO] [stdout] --> src/example4.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Post { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DraftPost` [INFO] [stdout] --> src/example4.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct DraftPost { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/example4.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new() -> DraftPost { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `content` [INFO] [stdout] --> src/example4.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn content(&self) -> &str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_text` [INFO] [stdout] --> src/example4.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 35 | pub 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/example4.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn request_review(self) -> PendingReviewPost { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `PendingReviewPost` [INFO] [stdout] --> src/example4.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub struct PendingReviewPost { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `approve` [INFO] [stdout] --> src/example4.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn approve(self) -> Post { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.36s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/oop-bea9844eddf5bf50) [INFO] running `Command { std: "docker" "inspect" "44edb462fba7d2329c65e8505796ec0494eaa27d454cc2397df71aa569378d0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44edb462fba7d2329c65e8505796ec0494eaa27d454cc2397df71aa569378d0c", kill_on_drop: false }` [INFO] [stdout] 44edb462fba7d2329c65e8505796ec0494eaa27d454cc2397df71aa569378d0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 53411b6eaede74ae40d8c0d641981673c386b5f2e4622f264143a1adbe0b49d7 [INFO] running `Command { std: "docker" "start" "-a" "53411b6eaede74ae40d8c0d641981673c386b5f2e4622f264143a1adbe0b49d7", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `total` [INFO] [stderr] --> src/example1.rs:86:13 [INFO] [stderr] | [INFO] [stderr] 86 | let total: i32 = self.get_total(); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_total` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `post` [INFO] [stderr] --> src/example3.rs:7:27 [INFO] [stderr] | [INFO] [stderr] 7 | fn content<'a>(&self, post: &'a Post) -> &'a str { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_post` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `width` [INFO] [stderr] --> src/main.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | width: u32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `height` [INFO] [stderr] --> src/main.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | height: u32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Post` [INFO] [stderr] --> src/example4.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct Post { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `DraftPost` [INFO] [stderr] --> src/example4.rs:16:12 [INFO] [stderr] | [INFO] [stderr] 16 | pub struct DraftPost { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/example4.rs:21:12 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn new() -> DraftPost { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `content` [INFO] [stderr] --> src/example4.rs:28:12 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn content(&self) -> &str { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `add_text` [INFO] [stderr] --> src/example4.rs:35:12 [INFO] [stderr] | [INFO] [stderr] 35 | pub fn add_text(&mut self, text: &str) { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `request_review` [INFO] [stderr] --> src/example4.rs:39:12 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn request_review(self) -> PendingReviewPost { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `PendingReviewPost` [INFO] [stderr] --> src/example4.rs:46:12 [INFO] [stderr] | [INFO] [stderr] 46 | pub struct PendingReviewPost { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `approve` [INFO] [stderr] --> src/example4.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn approve(self) -> Post { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `oop` (bin "oop" test) generated 12 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/oop-bea9844eddf5bf50) [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" "53411b6eaede74ae40d8c0d641981673c386b5f2e4622f264143a1adbe0b49d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53411b6eaede74ae40d8c0d641981673c386b5f2e4622f264143a1adbe0b49d7", kill_on_drop: false }` [INFO] [stdout] 53411b6eaede74ae40d8c0d641981673c386b5f2e4622f264143a1adbe0b49d7