[INFO] cloning repository https://github.com/TheLudlows/rust-tour [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheLudlows/rust-tour" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLudlows%2Frust-tour"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLudlows%2Frust-tour'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2c22ad49ad87571eb632889e25668f06ca8d0241 [INFO] checking TheLudlows/rust-tour against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheLudlows%2Frust-tour" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheLudlows/rust-tour on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/TheLudlows/rust-tour [INFO] finished tweaking git repo https://github.com/TheLudlows/rust-tour [INFO] tweaked toml for git repo https://github.com/TheLudlows/rust-tour written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/TheLudlows/rust-tour already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] warning: unused manifest key: package.members [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 0ed5270cdd9074549b1c134af33b5772910a01f3150adf7e871799a64270b35c [INFO] running `"docker" "start" "-a" "0ed5270cdd9074549b1c134af33b5772910a01f3150adf7e871799a64270b35c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused manifest key: package.members [INFO] [stderr] Checking rust-tour v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::fmt::format` [INFO] [stderr] --> src/traits.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fmt::format; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `person` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | pub struct person { [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `Person` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `sex` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:14:14 [INFO] [stderr] | [INFO] [stderr] 14 | pub enum sex { [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sex` [INFO] [stderr] [INFO] [stderr] warning: variant `m` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | m, [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `M` [INFO] [stderr] [INFO] [stderr] warning: variant `f` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | f, [INFO] [stderr] | ^ help: convert the identifier to upper camel case (notice the capitalization): `F` [INFO] [stderr] [INFO] [stderr] warning: type `enum_` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:3:10 [INFO] [stderr] | [INFO] [stderr] 3 | enum enum_ { [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Enum` [INFO] [stderr] [INFO] [stderr] warning: variant `a` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | a, [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `A` [INFO] [stderr] [INFO] [stderr] warning: variant `b` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | b(String), [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `B` [INFO] [stderr] [INFO] [stderr] warning: variant `s` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | s { num: u32, name: String }, [INFO] [stderr] | ^ help: convert the identifier to upper camel case (notice the capitalization): `S` [INFO] [stderr] [INFO] [stderr] warning: unused import: `common::utils as u` [INFO] [stderr] --> src/main.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | use common::utils as u; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::format` [INFO] [stderr] --> src/traits.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::fmt::format; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `person` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | pub struct person { [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper camel case: `Person` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `sex` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:14:14 [INFO] [stderr] | [INFO] [stderr] 14 | pub enum sex { [INFO] [stderr] | ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Sex` [INFO] [stderr] [INFO] [stderr] warning: variant `m` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | m, [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `M` [INFO] [stderr] [INFO] [stderr] warning: variant `f` should have an upper camel case name [INFO] [stderr] --> src/mods.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | f, [INFO] [stderr] | ^ help: convert the identifier to upper camel case (notice the capitalization): `F` [INFO] [stderr] [INFO] [stderr] warning: type `enum_` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:3:10 [INFO] [stderr] | [INFO] [stderr] 3 | enum enum_ { [INFO] [stderr] | ^^^^^ help: convert the identifier to upper camel case: `Enum` [INFO] [stderr] [INFO] [stderr] warning: variant `a` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | a, [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `A` [INFO] [stderr] [INFO] [stderr] warning: variant `b` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | b(String), [INFO] [stderr] | ^ help: convert the identifier to upper camel case: `B` [INFO] [stderr] [INFO] [stderr] warning: variant `s` should have an upper camel case name [INFO] [stderr] --> src/enums.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | s { num: u32, name: String }, [INFO] [stderr] | ^ help: convert the identifier to upper camel case (notice the capitalization): `S` [INFO] [stderr] [INFO] [stderr] warning: unused import: `common::utils as u` [INFO] [stderr] --> src/main.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | use common::utils as u; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/weak3.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: irrefutable if-let pattern [INFO] [stderr] --> src/enums.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | / if let x = n { [INFO] [stderr] 26 | | println!("{}",x.unwrap()) [INFO] [stderr] 27 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Nil` is named the same as one of the variants of the type `weakref::List` [INFO] [stderr] --> src/weakref.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | Nil => None, [INFO] [stderr] | ^^^ help: to match on the variant, qualify the path: `weakref::List::Nil` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/vector.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let i = v[0]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/error.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | Ok(file) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/error.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lifecircle.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let i = ImportantExcerpt { part: first_sentence }; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/lifecircle.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let s: &'static str = "I have a static lifetime."; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sex` [INFO] [stderr] --> src/mods.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let sex = sex::m; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_sex` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/enums.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 21 | enum_::s { num, name } => println!("s") [INFO] [stderr] | ^^^ help: try ignoring the field: `num: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/enums.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | enum_::s { num, name } => println!("s") [INFO] [stderr] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `list` [INFO] [stderr] --> src/boxes.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let list = List::Cons(1, Box::new(List::Cons(2, Box::new(List::Cons(3, Box::new(List::Nil)))))); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/boxes.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | let a = CustomSmartPointer{data:String::from("aaa")}; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/boxes.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let b = CustomSmartPointer{data:String::from("bbb")}; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/rc.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let b = List::Cons(3, a.clone()); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/rc.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let c = List::Cons(4, a.clone()); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Nil` [INFO] [stderr] --> src/weakref.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | Nil => None, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_Nil` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r` [INFO] [stderr] --> src/thread3.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let r = tx.send(val).unwrap(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/moshi.rs:19:10 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, ..) = (1, 2, 3); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vector.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let mut v = vec![1, 2, 3, 4, 5]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/var.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut x = 5; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/var.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let mut x = "a"; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/weak3.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: irrefutable if-let pattern [INFO] [stderr] --> src/enums.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | / if let x = n { [INFO] [stderr] 26 | | println!("{}",x.unwrap()) [INFO] [stderr] 27 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning[E0170]: pattern binding `Nil` is named the same as one of the variants of the type `weakref::List` [INFO] [stderr] --> src/weakref.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | Nil => None, [INFO] [stderr] | ^^^ help: to match on the variant, qualify the path: `weakref::List::Nil` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bindings_with_variant_name)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/vector.rs:32:9 [INFO] [stderr] | [INFO] [stderr] 32 | let i = v[0]; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/error.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | Ok(file) => { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/error.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | Err(err) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lifecircle.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | let i = ImportantExcerpt { part: first_sentence }; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/lifecircle.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let s: &'static str = "I have a static lifetime."; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sex` [INFO] [stderr] --> src/mods.rs:30:9 [INFO] [stderr] | [INFO] [stderr] 30 | let sex = sex::m; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_sex` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `num` [INFO] [stderr] --> src/enums.rs:21:20 [INFO] [stderr] | [INFO] [stderr] 21 | enum_::s { num, name } => println!("s") [INFO] [stderr] | ^^^ help: try ignoring the field: `num: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/enums.rs:21:25 [INFO] [stderr] | [INFO] [stderr] 21 | enum_::s { num, name } => println!("s") [INFO] [stderr] | ^^^^ help: try ignoring the field: `name: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `list` [INFO] [stderr] --> src/boxes.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | let list = List::Cons(1, Box::new(List::Cons(2, Box::new(List::Cons(3, Box::new(List::Nil)))))); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/boxes.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | let a = CustomSmartPointer{data:String::from("aaa")}; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/boxes.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let b = CustomSmartPointer{data:String::from("bbb")}; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/rc.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let b = List::Cons(3, a.clone()); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/rc.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | let c = List::Cons(4, a.clone()); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Nil` [INFO] [stderr] --> src/weakref.rs:14:13 [INFO] [stderr] | [INFO] [stderr] 14 | Nil => None, [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_Nil` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `r` [INFO] [stderr] --> src/thread3.rs:9:13 [INFO] [stderr] | [INFO] [stderr] 9 | let r = tx.send(val).unwrap(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/moshi.rs:19:10 [INFO] [stderr] | [INFO] [stderr] 19 | let (x, ..) = (1, 2, 3); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] error[E0505]: cannot move out of `v` because it is borrowed [INFO] [stderr] --> src/thread2.rs:7:32 [INFO] [stderr] | [INFO] [stderr] 6 | let vv = & v; [INFO] [stderr] | --- borrow of `v` occurs here [INFO] [stderr] 7 | let handle = thread::spawn(move || { [INFO] [stderr] | ^^^^^^^ move out of `v` occurs here [INFO] [stderr] 8 | println!("Here's a vector: {:?}", v); [INFO] [stderr] | - move occurs due to use in closure [INFO] [stderr] 9 | }); [INFO] [stderr] 10 | println!("{:?}",vv ); [INFO] [stderr] | -- borrow later used here [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vector.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let mut v = vec![1, 2, 3, 4, 5]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 32 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0170, E0505. [INFO] [stderr] For more information about an error, try `rustc --explain E0170`. [INFO] [stderr] error: could not compile `rust-tour`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/var.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | let mut x = 5; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/var.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 7 | let mut x = "a"; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0505]: cannot move out of `v` because it is borrowed [INFO] [stderr] --> src/thread2.rs:7:32 [INFO] [stderr] | [INFO] [stderr] 6 | let vv = & v; [INFO] [stderr] | --- borrow of `v` occurs here [INFO] [stderr] 7 | let handle = thread::spawn(move || { [INFO] [stderr] | ^^^^^^^ move out of `v` occurs here [INFO] [stderr] 8 | println!("Here's a vector: {:?}", v); [INFO] [stderr] | - move occurs due to use in closure [INFO] [stderr] 9 | }); [INFO] [stderr] 10 | println!("{:?}",vv ); [INFO] [stderr] | -- borrow later used here [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 32 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0170, E0505. [INFO] [stderr] For more information about an error, try `rustc --explain E0170`. [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "0ed5270cdd9074549b1c134af33b5772910a01f3150adf7e871799a64270b35c"` [INFO] running `"docker" "rm" "-f" "0ed5270cdd9074549b1c134af33b5772910a01f3150adf7e871799a64270b35c"` [INFO] [stdout] 0ed5270cdd9074549b1c134af33b5772910a01f3150adf7e871799a64270b35c