[INFO] cloning repository https://github.com/syuni/rust-by-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syuni/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b3f4cf9a5219e47165d823446a761a963ce48beb [INFO] checking syuni/rust-by-example against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuni%2Frust-by-example" "/workspace/builds/worker-29/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/syuni/rust-by-example on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/syuni/rust-by-example [INFO] finished tweaking git repo https://github.com/syuni/rust-by-example [INFO] tweaked toml for git repo https://github.com/syuni/rust-by-example written to /workspace/builds/worker-29/source/Cargo.toml [INFO] crate git repo https://github.com/syuni/rust-by-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /workspace/builds/worker-29/source/src/8_2_4.rs [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2bcc6dc6344c4e1e79d16ce879813a73ee7ce65360f214303f55955f48509379 [INFO] running `Command { std: "docker" "start" "-a" "2bcc6dc6344c4e1e79d16ce879813a73ee7ce65360f214303f55955f48509379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2bcc6dc6344c4e1e79d16ce879813a73ee7ce65360f214303f55955f48509379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bcc6dc6344c4e1e79d16ce879813a73ee7ce65360f214303f55955f48509379", kill_on_drop: false }` [INFO] [stdout] 2bcc6dc6344c4e1e79d16ce879813a73ee7ce65360f214303f55955f48509379 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b60c15c5f74513cbd7ba021b438ff5e9564d1bf029e1ce1ca35d8115280f27f6 [INFO] running `Command { std: "docker" "start" "-a" "b60c15c5f74513cbd7ba021b438ff5e9564d1bf029e1ce1ca35d8115280f27f6", kill_on_drop: false }` [INFO] [stderr] warning: file found to be present in multiple build targets: /opt/rustwide/workdir/src/8_2_4.rs [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking rust-by-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: could not compile `rust-by-example` due to 3 previous errors; 2 warnings emitted [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/8_2_6_1.rs:16:40 [INFO] [stdout] | [INFO] [stdout] 16 | println!("2 in array2: {}", array2.into_iter().any(|&x| x == 2)); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 16 | println!("2 in array2: {}", array2.iter().any(|&x| x == 2)); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 16 | println!("2 in array2: {}", IntoIterator::into_iter(array2).any(|&x| x == 2)); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot pass `self` by raw pointer [INFO] [stdout] --> src/16_10.rs:39:15 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^ cannot pass `self` by raw pointer [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/16_10.rs:6:45 [INFO] [stdout] | [INFO] [stdout] 6 | type Result = std::result::Result>; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/16_10.rs:39:32 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> src/16_10.rs:39:31 [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&error::Error> { [INFO] [stdout] | ^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] = help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from [INFO] [stdout] help: consider using the `'static` lifetime [INFO] [stdout] | [INFO] [stdout] 39 | fn cause(*self) -> Option<&'static error::Error> { [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0106`. [INFO] [stdout] [INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `,` [INFO] [stdout] --> src/13_7_1.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ^ expected one of `:`, `@`, or `|` [INFO] [stdout] | [INFO] [stdout] = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) [INFO] [stdout] help: if this is a parameter name, give it a type [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, A: &TypeName, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] help: if this is a type, explicitly ignore the parameter name [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, _: &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `)` [INFO] [stdout] --> src/13_7_1.rs:6:30 [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ^ expected one of `:`, `@`, or `|` [INFO] [stdout] | [INFO] [stdout] = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) [INFO] [stdout] help: if this is a parameter name, give it a type [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, B: &TypeName) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] help: if this is a type, explicitly ignore the parameter name [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, _: &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused arithmetic operation that must be used [INFO] [stdout] --> src/6.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | 2 * x; [INFO] [stdout] | ^^^^^ the arithmetic operation produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = 2 * x; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/8_2_6_1.rs:16:40 [INFO] [stdout] | [INFO] [stdout] 16 | println!("2 in array2: {}", array2.into_iter().any(|&x| x == 2)); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 16 | println!("2 in array2: {}", array2.iter().any(|&x| x == 2)); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 16 | println!("2 in array2: {}", IntoIterator::into_iter(array2).any(|&x| x == 2)); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `,` [INFO] [stdout] --> src/13_7_1.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ^ expected one of `:`, `@`, or `|` [INFO] [stdout] | [INFO] [stdout] = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) [INFO] [stdout] help: if this is a parameter name, give it a type [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, A: &TypeName, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] help: if this is a type, explicitly ignore the parameter name [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, _: &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `:`, `@`, or `|`, found `)` [INFO] [stdout] --> src/13_7_1.rs:6:30 [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ^ expected one of `:`, `@`, or `|` [INFO] [stdout] | [INFO] [stdout] = note: anonymous parameters are removed in the 2018 edition (see RFC 1685) [INFO] [stdout] help: if this is a parameter name, give it a type [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, B: &TypeName) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ~~~~~~~~~~~~ [INFO] [stdout] help: if this is a type, explicitly ignore the parameter name [INFO] [stdout] | [INFO] [stdout] 6 | fn contains(&self, &A, _: &B) -> bool; // `A`と`B`の両方を明示的に要求する [INFO] [stdout] | ++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `function` [INFO] [stdout] --> src/10_4.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn function() { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/8_2_6_2.rs:23:16 [INFO] [stdout] | [INFO] [stdout] 23 | array2.into_iter().find(|&&x| x == 2) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 23 | array2.iter().find(|&&x| x == 2) [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 23 | IntoIterator::into_iter(array2).find(|&&x| x == 2) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `display` [INFO] [stdout] --> src/18_3.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let display = path.display(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_4_1.rs:14:68 [INFO] [stdout] | [INFO] [stdout] 14 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_4_1.rs:21:68 [INFO] [stdout] | [INFO] [stdout] 21 | Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/14_4_4.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | x: &'a i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `display` [INFO] [stdout] --> src/18_3.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | let display = path.display(); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_display` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/14_4_4.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | x: &'a i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/14_4_4.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | y: &'a i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/14_4_4.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | y: &'a i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/7_2_1.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | 'inner: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/9.rs:6:27 [INFO] [stdout] | [INFO] [stdout] 6 | println!("Hello!"); [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 12 | say_hello!() [INFO] [stdout] | ------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: macro invocations at the end of a block are treated as expressions [INFO] [stdout] = note: to ignore the value produced by the macro, add a semicolon after the invocation of `say_hello` [INFO] [stdout] = note: this warning originates in the macro `say_hello` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_4_1.rs:14:68 [INFO] [stdout] | [INFO] [stdout] 14 | Err(why) => panic!("couldn't open {}: {}", display, Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/18_4_1.rs:21:68 [INFO] [stdout] | [INFO] [stdout] 21 | Err(why) => panic!("couldn't read {}: {}", display, Error::description(&why)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/17_1.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | x: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/17_1.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | y: f64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b60c15c5f74513cbd7ba021b438ff5e9564d1bf029e1ce1ca35d8115280f27f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b60c15c5f74513cbd7ba021b438ff5e9564d1bf029e1ce1ca35d8115280f27f6", kill_on_drop: false }` [INFO] [stdout] b60c15c5f74513cbd7ba021b438ff5e9564d1bf029e1ce1ca35d8115280f27f6